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SN74HC4040DBR - Texas Instruments

Description: 12-Bit Asynchronous Binary Counters

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SN74HC4040DBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB (R-PDSO-G)
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SN74HC4040DBR Details

  • Manufacturer Part Number:

    SN74HC4040DBR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Count Direction:

    UP

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    6.2 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    NO

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    22000000 Hz

  • Max I(ol):

    0.0052 A

  • Mode of Operation:

    ASYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    8 mA

  • Prop. Delay@Nom-Sup:

    32 ns

  • Propagation Delay (tpd):

    190 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Trigger Type:

    NEGATIVE EDGE

  • Width:

    5.3 mm

  • fmax-Min:

    25 MHz

SN74HC4040DBR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74HC4040DBR is 30 MHz, but it can vary depending on the operating voltage and temperature. It's recommended to check the timing characteristics in the datasheet for specific frequency limits.
  • To ensure that the counter resets properly, make sure to assert the reset pin (R) low for at least 10 ns. Also, ensure that the clock pin (CLK) is low when the reset pin is asserted to prevent counting during reset.
  • The maximum output current that the SN74HC4040DBR can sink or source is 25 mA per pin. However, it's recommended to limit the output current to 10 mA per pin to ensure reliable operation.
  • Yes, the SN74HC4040DBR can operate in a 5V system, but it's recommended to use a voltage regulator to ensure a stable 5V supply. Also, be aware that the output voltage levels may not be compatible with 5V logic levels, so additional circuitry may be required.
  • The asynchronous reset input (R) is edge-triggered, so it's essential to ensure that the reset signal is synchronized with the clock signal to prevent metastability issues. Use a flip-flop or a synchronizer circuit to synchronize the reset signal with the clock signal.

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SN74HC4040DBR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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For a full list of alternate parts for SN74HC4040DBR, check out Findchips.com