• SN74HC595: Part marking for SN74HC595DR part.

    Part Number: SN74HC595

    Tool/software:

    We have parts with MPN SN74HC595DR with two different type of part marking.

    Can you please confirm are both same part?

    If no, Can you please confirm which one is good part?

                             

  • SN74HC595: Voltage was not properly divided

    Part Number: SN74HC595

    Tool/software:

    After our A-B-A, we see that component SN74HC595DR: had problems in the pin 3 (QD) which in our customer's schematic is referenced to the signal MUX2_SEL which the unit expected to have 5V, but got 0V instead.…

  • SN74HC595: TLC59283 >> Shift register clock and data misalignment

    Part Number: SN74HC595
    Other Parts Discussed in Thread: TLC59283

    Tool/software:

    Hello everyone! New to the forum here. Sorry if the part is wrong but apparently I can only choose power managment subforum with this IC.

    I'm designing a led driver with TLC59283…

  • SN74HC595: Logic forum

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74HCS595, SN74LVC3G34, SN74LVC3G17

    Tool/software:

    I am using SN74HC595DR in my design as a shift register, sometimes I can't get it, so I want to use SN74HC595DRG4 instead, but I find that it doesn…

  • SN74HC595: Regarding Testing this part

    Part Number: SN74HC595

    Tool/software:

    Hi,

    Could you please refer any EVM or Application schematic to test the below mentioned parameters of the part[SN74HC595PWR].

    1.Supply voltage Range

    2.Input voltage

    3.Output voltage

    4.Static characteristics

    5.Input…

  • SN74HC595: Is it normal for the chip without logo?

    Part Number: SN74HC595

    Tool/software:

    Hi 

    I am using SN74HC595DRG4 for design, but the chip does not work properly. I checked the silkscreen and found that it does not have TI logo. I am not sure if the chip without logo is also official. can you provide…

  • SN74HC595: SN74HC595PW failure mode and

    Part Number: SN74HC595

    Tool/software:

    Hi expert,

    My customer using the SN74HC595PW, they needs a failure mode and a corresponding ratio information of SN74HC595PW, could you pls help with this? thanks.

    BR,

    Hangjie Wang

  • SN74HC595: Can SN74HC595DRG4 directly replace SN74HC595DR?

    Part Number: SN74HC595

    Tool/software:

    I am using SN74HC595DR in my design as a shift register, sometimes I can't get it, so I want to use SN74HC595DRG4 instead, but I find that it doesn't work and the signal doesn't output correctly, I don't see any…

  • SN74HC595: Output Qa momentarily high after OE is pulled low?

    Part Number: SN74HC595

    I'm struggling with a SN74HC595 shift register. Output Qa turns on momentarily regardless of what it is commanded to do, when the OE (output enable) is pulled low. Am I interpreting this correctly that, regardless of anything else…

  • SN74HC595: Could you share the IBIS file or Link of SN74HC595? I do not find it in the TI website.

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74HCS595

    Hi TI:

    Could you share the IBIS file or Link of SN74HC595? I do not find it in the TI website.

  • SN74HC595: SN74HC595 failed in CS test

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74HCS595

    Hi team,

    My customer used new RFAB SN74HC595 in their product but failed in doing conduction radiation. If replaced by an old batch device, it will pass the CS test. Test condition:…

  • SN74HC595: SN74HC595DR

    Part Number: SN74HC595

    Hello E2E experts,

    I'd like to ask you if SN74HC595DR is monolithic part or not.

    Plus, I'd like to know if TPS3808G33DBVR is monolithic part or not.

    Thank you.

  • SN74HC595: Recommended Pattern

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74HCS595

    Hello team.

    Can you tell us a recommended GND and VDD pattern on SN74HC595NSR and SN74HC595DR? (Recommended Pattern Width and Layout)

    Best regards,

    Shotaro

  • SN74HC595: unexpected output with OE was high

    Part Number: SN74HC595

    Customer reported when they put OE pin to high state, the output signal QB turned high unexpectedly, since they added pull down resistor at QB.

    Could you please help check the possible reasons? Thank you.

  • SN74HC595: Difference between "G3", "G4" and standard package

    Part Number: SN74HC595

    Hi Team,

    What is the difference between the below 3 parts? This is off concern, since SN74HC595DRG4 is now going EoL.

    SN74HC595DR

    SN74HC595DRG3

    SN74HC595DRG4

    Thanks,

    Vijay

  • SN74HC595A: Cross forHV509

    Part Number: SN74HC595A
    Other Parts Discussed in Thread: CD4094B, SN74HC595

    Hi all,

    I'm trying to come up with a suitable alternative for a customer who currently uses the HV509  from Microchip. I was informed the SN74HC595ADBR may be an option, but was…

  • SN74HC595: SN74HC595PWR Performance problem

    Part Number: SN74HC595

    The project is to make LED lights, after this product is pasted on the board, the LED light flickers abnormally, and it will be normal to replace this product of other batches, please help confirm the reason, thank youClick here to play this videoClick here to play this video

  • SN74HC595: Simulation way

    Part Number: SN74HC595

    Hello team,

    I think we don't have spice model for SN74HC595. But my customer want to perform a simulation on SPICE. Do you know the way for this?

    Best regards,

    Shotaro

  • SN74HC595: /SRCLR set-up time

    Part Number: SN74HC595
    Other Parts Discussed in Thread: CD74HC595

    Hello team,

    What issue will occur if /SRCLR timing requirements are violated?

    My customer is also asking for CD74HC595 if the answer is deferent from SN74HC595, please let me know.

    Best…

  • SN74HC165: GPIO extension for microcontroller in combination with the SN74HC595

    Part Number: SN74HC165
    Other Parts Discussed in Thread: SN74HC595, CD74HC299, SN74LVC1G04, SN74AHC1G04

    Dear support team,

    I am currently working at an GPIO extension for a microcontroller. I want to use 1 SPI Port for the extension with digital inputs…

  • SN74HC595: 74HC595 - part IBIS model required or Any other alternate part IBIS model.

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74HCS595

    Hi,

    Request for 74HC595 - part IBIS model required or Any other alternate part IBIS model.

    Kindly share with us as soon as possible.

    Thanks,

    Nikitha

  • SN74HC595B: Thermal Pad connection

    Part Number: SN74HC595B

    Why has the data sheet not been updated to indicate that the thermal pad should be connected to ground?  It's been over 6 years since ShreyasRao put in a request to update the datasheet.

    I only stumbled upon the answer on this…

  • SN74HC595: SN74HC595 Current Consumption

    Part Number: SN74HC595
    Other Parts Discussed in Thread: SN74LV595A, SN74AUC244, SN74LVC541A

    Hi good evening,

    We tested the SN74HC595N for a VCC of 2V and were not able to get consistent current consumption per the datasheet.

    We used a load resistor of…

  • SN74HC595: There is unexpected signal during transfer

    Part Number: SN74HC595

    Dear expert,

    My customer use 3pcs SN74HC595 in series. IC1's Q7' working as IC2's DS SER. Likewise, IC2's Q7' working as IC3's SER.

    The normal waveform was shown below: CH1: SRCLK CH2:RCLK CH3:SER of IC1…

  • SN54LS673: Cascading Serial to Parallel Conversion Shift Registers

    Part Number: SN54LS673
    Other Parts Discussed in Thread: SN74HCS595, SN74HC595, SN74LV595A, SN74AHC595, SN54HC164, CD54HC4094, SN54HC595, CD54HC164

    Hi, I am looking to use two (2) SN54LS673 shift registers to process 32 bits of information for my application…

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