74138 decoder pin diagram com 4 Submit Document Subscription Link:Click here to Subscribe https://www. Its pin number 16 has been connected with supply voltage V CC, whereas pin number 8 has been grounded. ExplanationFunction tableCircuit Diagram Explanation, Truth table 74ls138 Ic Pin Configuration Features Circuit Diagram And Applications. This decoder circuit gives 8 logic outputs for 3 inputs. Impartial propagation delays 6. As you see in the below pin diagram, the IC 74LS138 has a total of sixteen pins. Connect as per the diagram given. There are eight possible input patterns, 000 through 111, and eight possible output channels, 0 through 7, to be selected. Manufacturer: Fairchild Semiconductor. The pin no. Digital Electronics Circuits. Abstract: binary to gray code conversion using ic 74157 Multiplexer IC 74151 16 bit odd even parity checker using two IC 74180 binary to gray code conversion using ic 74139 7444 series Excess-3-gray code to Decimal decoder full adder using Multiplexer IC 74151 ic 74151 ic 74148 block diagram MSI IC 74138 decoder Decoders are used to input data to a specified output line as is done in addressing core memory where input data is to be stored in a specified memory location. SN54HCT138, SN74HCT138. The internal circuit of this IC is made of high-speed Schottky barrier diode. Fig 7: Pin diagram of IC 74138 74138 IC High Speed 1 Line of 8 Line Decoder/ Demultiplexer DIP-16. Pin Diagram of 74138 IC: Computer Organization Lab Manual (19APC0504) N Venkata Vinod Kumar, Assistant Professor Page 9. 3 to 8 Decoder Block They are decoded by 74138 3:8 decoder. The features of the 74LS138 ICinclude the following. It is a 3 to 8-decoder IC. Pin No Pin Name Description; 1: Ea’ Active Low Enable Input a: 2: A0a: Address Input A0a: 3: A1a: Address Input A1a: 4: O0a’ Active low output pin O0a’ 5: O1a’ Active low output pin O1a’ 6: O2a’ Active low output pin O2a’ 7: 3 TO 8 LINE DECODER (INVERTING) PIN CONNECTION AND IEC LOGIC SYMBOLS ORDER CODES PACKAGE TUBE T & R DIP M74HC138B1R SOP M74HC138M1R M74HC138RM13TR TSSOP M74HC138TTR DIP SOP TSSOP. a) Set the Enable inputs to the appropriate values. Octal Decoder IC 74138 pin configuration and logic symbol. IC 74147 Truth Table/Function Table. Pin Diagram of IC 74138. File Size: 81Kbytes. 1 Circuit diagram of 4-to-16 decoder Fig. Decoders are used in the circuit where required to get more outputs than that of the inputs. 4 Pin Diagram of IC 7404. www. Decoders are commonly used in a variety of applications, including communications equipment, computers, and digital electronic systems, to decode and convert digital signals. Abstract: No abstract text available 74x138 3-to-8 Decoder The 74x138 is a commercially available MSI 3-to-8 decoder whose gate-level circuit diagram and symbol are shown in Figure 7; its truth table is given in Table. The truth talbe of all the inputs and possible output of 3 to 8 decoders are given here: Connection Diagram Order Number Package Number Package Description 74F138SC M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, Expansion to 1-of-32 Decoding Pin Names Description U. If you find this Wiki useful, please consider shopping with us to support our R&D time and hosting costs. These are usually denoted as Y0, Y1, Y2,, Y7 and the output is obtained only at one of these pins. INTR and INTA : When INTR = 1,then there is an interrupt to 8086 by other devices for their service. Decoding • Octal Decoder IC • 74138 pin configuration and logic symbol. 74138 → 3-to-8-line decoder. 1. This device is ideally suited for high speed bipolar memory chip select address decoding. Decoding • Octal Decoder in Digital Training Kit Included with Truth table Circuit Diagram. Name: SN74LS138. It is commonly used in digital electronics to simplify complex logic designs. Similarly, four (4) inputs would yield a 4 – to – 16 Binary Decoder (2 4 = 16). For CS1 at a high level and CS2, CS3 at a low level, the chip is selected and the outputs follow the Address inputs. Functional Block DIagram SN54HC138 , SN74HC138 SCLS107G – DECEMBER 1982 – REVISED OCTOBER 2021 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety Working Principle and Functional Diagram of the Decoder/Demux IC. PIN DESCRIPTIONS ADDRESS INPUTS A0, A1, A2 (Pins 1, 2, 3) Address inputs. Connect the inputs to pins 1,2,3. Here, you can see the truth table of IC 74147. 5 V Logic Diagram Lab experiment on decoders, demultiplexers, and multiplexers using 74LS138 and 74151 ICs. We have three input pins which are actively in high state and are classified as I 2 The above pin diagram shows the pin diagram of 74LS138 IC and the pin description of this IC is shown below. Integrates 3-enable pins for simplifying cascading 4. IC 3-8 decoder 74138 pin diagram. However, if it is soldered, the solder land Decoder Block Diagram 3 to 8 Decoder. Pinout 74LS138 Specifications. Combinational Circuits Using Ttl 74 Ics Study IC 3-8 decoder 74138 pin diagram. IC 74LS138 has a total of sixteen pins as shown below in the pin diagram (Fig. 74139 → 2-to -4-line decoder. IC has been illustrated, which in all has 16 pins. The IC consists of 2 mutually exclusive decoders with address inputs (nA0, nA1), outputs (nY0 to nY3), and enable pins as shown in the logical diagram below. Cse 370 Lab 4. 3. MSM60300, MSM60700, MSM61000 MSM61000 74169 SYNCHRONOUS 4-BIT BINARY COUNTER 74139 demultiplexer 3-8 decoder 74138 pin diagram 3-8 decoder 74138 CI 74151 pin diagram 41 multiplexer 74153 JK Shift Register 74195 bcd counter using j-k flip flop diagram Multiplexer 74153 CI 74138: PDF Untitled. 3 to 8 line decoder circuit is also called as binary to an octal decoder. Similarly when E2 is HIGH all the outputs are high irrespective of the IC 74138. The 74×138 has 16 pins and contains 1-of-8 inverting decoder/demultiplexer laid out as shown in the pinout diagram below: Least The 3 to 8 decoder has eight possible output pins. Description: 3-to-8 Line Decoder 3-to-8 line decoder/demultiplexer; inverting 5. Extract Abstract: MSI IC 74138 decoder ic 74138 pin diagram 74HCxx 74HCXX IC Text: ¡33 h HPL-Q2C33Q a r r is Programmable Chip Select Decoder PCSD Features Pinouts LC C • M em o ry or I/O C h ip S elect D ecod ing , R eplaces 3-6 ICs TOP VIEW • Superset of • DM74LS139 Decoder/Demultiplexer 74LS138 / 74LS138-SMD / 74LS139 Decoder/Demultiplexer General Description These Schottky-clamped circuits are designed to be used in high-performance memory-decoding or data-routing applications, requiring very short propagation delay times. 8 and The 74×138 has 16 pins and contains 1-of-8 inverting decoder/demultiplexer laid out as shown in the pinout diagram below: Pin Name Pin # Type Description; S0: 1: Input: Least significant bit of the select inputs for the decoder/demultiplexer. Security of ESD 5. Provide the input by clicking toggle switches A, B, C and D. The circuit is designed with AND and NAND combinations. This IC is particularly designed for high-speed 2. 2 Circuit Diagram of 4-to-16 decoder. IC 74138 Pin Diagram. 5V 7. 3 Apparatus • Trainer board • 1 x IC 74138 D. Make connections as per the circuit diagram and pin diagram of ICs or according to connection table. IC 74138 Pin Diagram, Truth Table, Logical Circuit, Applications - ETechnoG . 74LS138 is a member from ‘74xx’family of TTL logic gates. Electronic Components Datasheet Search DM74LS138 3-to-8-line decoders Logic circuit reduction: Using a decoder can reduce the amount of discrete logic gates needed to implement a function. Abstract: binary to gray code conversion using ic 74157 Multiplexer IC 74151 16 bit odd even parity checker using two IC 74180 binary to gray code conversion using ic 74139 7444 series Excess-3-gray code to Decimal decoder full adder using Multiplexer IC 74151 ic 74151 ic 74148 block diagram MSI IC 74138 decoder IC 74147 Pin Diagram, IC 74147 Internal Circuit Diagram, IC 74147 Truth Table, IC 74147 Datasheet, IC 74147 Specifications, IC 74147 Features. 74138 is a 3 × 8 decoder IC. Decoding capacity 3. It is a 3 to 8 decoder IC. 74LS138 Datasheet, 74LS138 3 to 8 Decoder Datasheet. We would like to show you a description here but the site won’t allow us. 7). Apply Vcc to pin 16 and Gnd to pin 8 of the 74138. This is an octal decoder. It is used in code conversions. All inputs are protected from damage due to static discharge by diodes to VCC and ground. Connect pin 4,5 to gnd and 6 to Vcc. Junction-to-ambient thermal resistance (1) 73 67 64 108 °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC package thermal metrics application report. The chip is designed for decoding or de-multiplexing applications and comes with 3 3-input to 8-output setup. θJA. The actual purpose of this chip is designed for demultiplexing or in machine language we can say as a decoding device. 0V-5. These pins are labeled as A0, A1, A2, G1, G2A, G2B, and Y0 to Y7. youtube. 3 8 Decoder Using Ic 74138 And Bcd 74ls42 موقع ويب حيث يمكنك مشاهدة مقاطع فيديو موسيقية مجانية. The multiple input enables allow parallel expansion to a 1−of−24 decoder using just three MC74AC138/74ACT138 devices or a The LSTTL/MSI SN74LS138 is a high speed 1-of-8 Decoder/Demultiplexer. The commercially available 3 – to – 8 and 4 – to – 16 Binary Decoders are TTL AEPSD1M32 AEPSD1M32 74138 decoder pin diagram of ic 74138 IC 3-8 decoder 74138 pin diagram application of IC 74138 ic 74138 pin diagram: PDF triac tag 8518. 74138 Decoder IC| 3 to 8 Decoder| Pin diagram 74138| Working of 74138| Why 74138 have 3 enable pin - YouTube . ----- Abstract: decoder IC 74138 ic 74138 74138 IC decoder truth table for ic 74138 74138 ic diagram pin diagram of ic 74138 DL1414 74138 logic circuit IC 74138 decoder Text: Data Pack F Data Sheet Issued November 1995 020-666 Alphanumeric display RS stock number 585-191 The RS 1414 is a 4-digit alphanumeric display module complete with built-in CMOS driving circuitry. Ashwin JS Abstract: decoder IC 74138 ic 74138 74138 IC decoder truth table for ic 74138 74138 ic diagram pin diagram of ic 74138 DL1414 74138 logic circuit IC 74138 decoder Text: Data Pack F Data Sheet Issued November 1995 020-666 Alphanumeric display RS stock number 585-191 The RS 1414 is a 4-digit alphanumeric display module complete with built-in CMOS driving circuitry. Abstract: full adder using ic 74138 full adder using Multiplexer IC 74151 pin diagram for IC 7483 for 4 bit adder chip and pin diagram of IC 7491 DN 74352 circuit diagram for IC 7483 full adder application of ic 74153 ic 74148 block diagram 74191, PIN DESCRIPTION IEC LOGIC SYMBOL PIN No SYMBOL NAME AND FUNCTION 1, 2, 3 A, B, C Address Inputs 4, 5 G2A, G2B Enable Inputs 6 G1 Enable Input 15, 14, 13, 12, 11, 10, 9, 7 Y0 to Y7 Outputs 8 GND Ground (0V) 16 VCC Positive Supply Voltage LOGIC DIAGRAM M54/M74HC138 2/10. Wire up the IC 74183 using the diagram in Figure B3 as your reference. Download. Like the 74x139, the 74x138 has active-low outputs, and it has Octal Decoder IC 74138 pin configuration and logic symbol. 6 mA E1, Pin No Pin Name Description; 1: A0: Address Input Pin A0: 2: A1: Address Input Pin A1: 3: A2: Address Input Pin A2: 4: E1′ Active Low Enable Input E1′ 5: E2′ Active Low Enable Input E2′ 6: E3: Active high Enable Input E3: 7: O7′ Active Low Output pin O7: 8: GND: Ground Pin: 9: O6′ Active Low Output pin O6: 10: O5′ Active Low The 74138 Decoder Figure 4. Pinout of 74138 is shown in Fig. Number of pins: 16; Pin type: through hole; Package: PDIP-16 tube type; Package contains: 1 x 74138 IC; SKU: RDNA-374. 5. CONTROL INPUTS CS1, CS2, CS3 (Pins 6, 4, 5) Chip select inputs. 3 Pin Diagram of IC 74138. Full Adder Circuit Diagram. Learn Boolean function implementation. There is no electrical or mechanical requirement to solder this pad. The multiple input enables allow parallel ex-pansion to a 1-of-24 decoder using just three LS138 devices or to a 1-of-32 decoder using four LS138s and one inverter . 3 Line to 8 Line Decoder: Logic 1-of-8 decoder/demultiplexer 74als138 1996 jul 03 3 logic diagram 15 14 13 12 11 10 9 7 q0q1q2q3q4q5q6q7 3 2 1 4 5 6 a2 a1 a0 e0 e1 e2 vcc = pin 16 gnd = pin 8 sf00177 function table inputs outputs e0 e1 e2 a0 a1 a2 q0 q1 q2 q3 q4 q5 q6 q7 h x x x x x h h h h h h h h x h x x x x h h h h h h h h x x l x x x h h h h h h h h l l h l l l l h h h h Ic 74138 Pin Diagram. Supply voltage ranges from 1. 74LS138 is an integrated 3-8 Here we discuss the truth table of 3:8 line decoder. 74LS137 Abstract: decoder IC 74138 ic 74138 74138 IC decoder truth table for ic 74138 74138 ic diagram pin diagram of ic 74138 DL1414 74138 logic circuit IC 74138 decoder Text: Data Pack F Data Sheet Issued November 1995 020-666 Alphanumeric display RS stock number 585-191 The RS 1414 is a 4-digit alphanumeric display module complete with built-in CMOS driving circuitry. 74138 is a 3 to 8 line decoder or multiplexer IC. 22 Apple Shopping Event. Pin (4, 5, 6): This pin is enable pins of this IC (E1, 74LS138 is a complex TTL based logical device used to convert 3-bit binary data to 8-bits. Here we discuss the logic behind connections of Decoder IC 74LS138 to create a full adder circuit. 74ls138 Ic Pin Configuration Features Circuit Diagram And Applications. 65 V to 3. The output depends on the binary combination of the input PIN NAMES NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual InLine Package. Page: 7 Pages. Address Bus and IC 3-8 decoder 74138 pin diagram. Also the chip inputs are clamped with high-performance Schottky diodes to suppress line-ringing and simplify system design. The Integrated Circuit is of 16 pins. G1 should be set to High and both G2A and G2B should be set to Low. This experiment studies the 74138 IC. The multiple input enables allow parallel expansion to a 1-of-24 decoder using just three LS138 devices or to a 1-of-32 decoder using four LS138s and one inverter. Pin 15 has no function and just increase the number of pins to 16. 74LS138 Pinout. Ic 74147 Pin Diagram Internal Circuit Truth Table Etechnog. How To Implement A Full Subtractor 16 PINS 16 PINS 16 PINS 16 PINS R. 2 Pin description Table 2. Pins 12 through pin 15 are for Experiment 3: Implementing a 3 to 8 Line Decoder using IC 74138 C. The pin diagram of the IC 74138 is as follows: The IC 74138 has a total of 16 pins. The decoder’s outputs can drive 10 low power Schottky TTL equivalent loads, and are functionally and pin equiva-lent to the 74LS138. It also has a demultiplexing facility. 0 20 µA/−0. The IC 74138 is available in the market with the name of 74LS138. Here is a simple circuit diagram of the 74138 connected to drive 8 LEDs: The 3 input IC 74138. This device is ideally suited for high−speed bipolar memory chip select address decoding. 74LS138 is used in de-multiplexing applications by using enable pin as data input pin. 1 Pinning 5. PROCEDURE. 3-to-8 line decoder/demultiplexer; inverting 5. The design is also made for the chip to be used in high-performance memory-decoding or data-routing applications, requiring very short Only one of the eight output pins of the decoder gets high which means, only one output has the value of one and all others are zero. 4 presents the 74138 decoder pinout. We also discuss the pin configuration of IC 74LS138 along with its truth table and inverted outputs with The datasheet for the 74138 explicitly says that the three enable inputs were a design decision that is intended to make it easy to use multiple 74138 chips together to for a one out of 24 or one out of 32 decoder. صورة #10 | دقة الصورة 418x553. Description: Decoder/Demultiplexer. 2 Pin diagrams of IC 74138 and IC7404; Click on Check Connections button. In high-performance memory systems, this decoder can be used to minimize the effects of system decoding; 74LS138 Alternative Equivalent. MSM60300, MSM60700, MSM61000 MSM61000 74169 SYNCHRONOUS 4-BIT BINARY COUNTER 74139 demultiplexer 3-8 decoder 74138 pin diagram 3-8 decoder 74138 CI 74151 pin diagram 41 multiplexer 74153 JK Shift Register 74195 bcd counter using j-k flip flop diagram Multiplexer 74153 CI 74138: PDF TTL 74189 are provided to ease the cascading of decoders. 74LS138 IC 74138 is a Logical Decoder IC. In high-performance memory systems, these decoders are used to minimize the impact of system decoding. 74LS138 Pinout and Datasheet. 14 13 12 11 10 9 123 45 67 16 15 8 VCC O0 GND O1 O2 O3 O4 O5 O6 A0 A1 A2 E1 E2 E3 O7 LOGIC SYMBOL VCC = PIN 16 GND = PIN 8 15 14 13 12 11 10 9 123 456 123 A0 A1 A2 E O0 O1 O2 O3 O4 O5 O6 O7 7 LOGIC DIAGRAM A2 A1 A0 E1 E2 E3 O7 O6 O5 O4 The IC 74LS138 is a 3 to 8 line decoder integrated circuit from the 74xx family of transistor-transistor-logic-gates. Inputs allow voltages superior See more 74LS138 is used in de-multiplexing applications by using enable pin as data input pin. Solved The 74ls138 Is A 3 Line To 8 Decoder With Chegg Com. Pin description (1) This is not a supply pin. The device takes 3 input The LS138 is a high speed 1-of-8 Decoder/Demultiplexer fabricated with the low power Schottky barrier diode process. 3 Procedure 1. com/channel/UCQMMYPr5ictBWoWfvcEvHMA?sub_confirmation=1This video discusses concepts about 7413 Encoder And Decoder Circuits Using Ic 74148 74138. 74ls138 Decoder Pinout Features Circuit Datasheet. The chip's three enable pins, two of which are active low and one active high, reduce the need for external gates or inverters when expanding. Full Adder function using 3:8 Decoder Show circuit diagram ICs used: 74LS138 74LS20 Design and Implement 4-bit Binary subtractor using IC-74LS83 Show circuit diagram ICs used : 74LS04 74LS83 74LS86 One Bit Comparator Show circuit diagram ICs used : 74LS04 74LS08 74LS02 Pins Package Qty Eco Plan (2) Lead finish/ Ball material (6) MSL Peak Temp (3) Op Temp (°C) Device Marking (4/5) Samples JM38510/30701BEA ACTIVE CDIP J 16 25 Non-RoHS & Green SNPB N / A for Pkg Type -55 to 125 JM38510/ 30701BEA Samples JM38510/30701BFA ACTIVE CFP W 16 25 Non-RoHS & Green SNPB N / A for Pkg Type -55 to 125 JM38510/ 30701BFA Decoder logic circuit diagram and operation. Pinning information 5. 74154 → 4-to-16-line decoder. this IC is most suited for high-speed Figure 3: Block Diagram of a 3-to-8 Line Binary Decoder with Enable Pin. If connections are right, click on ‘OK’, then Simulation will become active. Pin (1, 2, 3): This pin is the input pin of this IC (A0, A1, A2). It takes 3 binary inputs and activates one of the eight outputs. SN74LVC138A 3-Line to 8-Line Decoders Demultiplexers 1 1 Features 1• Operate From 1. 74LS138 Pin configuration. Part #: 74138. Circuit Diagram. Increase the number of pins to 16 permits the manufacturer to divide the pins into two equal groups and place them in two sides of the IC. Click on Check Connections button. 2. Logic Circuit Of 74138 Scientific Diagram. The high pin is considered active and all other pins are said to be inactive. About Us; Contact Us; Read Also: IC 74138 Pin Diagram, Truth Table, Logical Circuit, Applications. The substrate is attached to this pad using conductive die attach material. Truth Table of 3 to 8 Decoder. Pins 3,2 and 1 correspond to inputs C, B and A respectively. . 74ls138 Decoder Pinout Features Circuit SNx4HC138 3-Line To 8-Line Decoders/Demultiplexers 1 Features Pin numbers shown are for the D, DB, J, N, NS, PW, and W packages. Full Subtractor Circuit Multisim Live. Figure 8-7 12. Pin diagram of 8085 microprocessor is as given below: 1. The IC 74138 is a decoder/demultiplexer chip that converts coded inputs into decoded outputs. L. (3 line to 8 line) inputs A1 456 16 Vec A2 157 EE A3 14 i Α Α Α: Sketch the output waveforms ( 0 to 7) for the 74138 decoder given the inputs shown in the timing diagram on the next page. 4. Features Typical propagation delay: 20 ns Wide power supply range: 2V–6V Decoding • Octal Decoder • Also known as 1-of-8 decoder • Also known as 3-line-to-8-line decoder • Decoder ICs 11. The 74138 functions just like the 7442. 74LS138 is a sixteen pin device as shown in pin diagram and we will describe the function of each pin below. Input IIH/IIL HIGH/LOW Output IOH/IOL A0– A2 Address Inputs 1. In high-performance memory systems these decoders can The circuit is designed with AND and NAND logic gates. The internal circuit of this IC is made of a high-speed Pins Package Qty Eco Plan (2) Lead finish/ Ball material (6) MSL Peak Temp (3) Op Temp (°C) Device Marking (4/5) Samples JM38510/30701BEA ACTIVE CDIP J 16 25 Non-RoHS & Green We take the popular 3 to 8 decoder Integrated Circuit 74138. IC 74138 (or 74LS138) is a logical decoder IC. These inputs, when the chip is selected, determine which of the eight outputs is active−low. صورة #43 | دقة الصورة 360x480. ti. The decoder accepts three binary weighted inputs (A0, A1, A2) and Once you’ve connected it to power, you can use the Decoder/Demultiplexer inside. Fig 7: Pin diagram of IC 74138 The 74LS138 is a high speed 1-of-8 Decoder/Demultiplexer. However, if it is soldered, the solder land Pin numbers shown are for the D, DB, DGV, J, NS, PW, RGY, and W packages. . Decoder/Demultiplexer MC74AC138, MC74ACT138 The MC74AC138/74ACT138 is a high−speed 1−of−8 decoder/demultiplexer. The LSTTL/MSI SN54/74LS138 is a high speed 1-of-8 Decoder/ Demultiplexer. SN54F138, SN74F138 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS SDFS051B – MARCH 1987 – REVISED JULY 1996 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 3 logic diagram (positive logic) A decoder is an electronic device or circuit that is used to convert input digital signals, codes, or patterns into specific output signals, decoding, or information. 0/1. Fig. Table 1: Connection table. Make connections as per the circuit diagram and pin diagram of ICs. Abstract: 70146 DS3654 X2864AD 7 segment display RL S5220 TC9160 la 4440 amplifier circuit diagram 300 watt philips ecg master replacement guide vtl 3829 A-C4 TCA965 equivalent Abstract: decoder IC 74138 ic 74138 74138 IC decoder truth table for ic 74138 74138 ic diagram pin diagram of ic 74138 DL1414 74138 logic circuit IC 74138 decoder Text: Data Pack F Data Sheet Issued November 1995 020-666 Alphanumeric display RS stock number 585-191 The RS 1414 is a 4-digit alphanumeric display module complete with built-in CMOS driving circuitry. SCLS171F – MARCH 1984 – REVISED MARCH 2022. 6 V • Inputs Accept Voltages to 5. M74HC138 2/10 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION TRUTH TABLE X : Don’t Care LOGIC DIAGRAM This logic Deldsim Full Adder Function Using 3 8 Decoder. okbqiy eriw iuro vit vramh btqsg hmqga agwvw apyztc zjchru scbupb udvrq wcg hxm idfbkog