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SN74F161ADR - Texas Instruments

Description: Synchronous 4-Bit Binary Counter

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SN74F161ADR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74F161ADR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74F161ADR Details

  • Manufacturer Part Number:

    SN74F161ADR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-16

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    TCO OUTPUT

  • Count Direction:

    UP

  • Family:

    F/FAST

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    90000000 Hz

  • Max I(ol):

    0.02 A

  • Mode of Operation:

    SYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    55 mA

  • Prop. Delay@Nom-Sup:

    15 ns

  • Propagation Delay (tpd):

    11 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    3.9 mm

  • fmax-Min:

    90 MHz

SN74F161ADR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74F161ADR is 100 MHz, but it can vary depending on the operating conditions and the quality of the clock signal.
  • To ensure proper power and decoupling, use a high-quality power supply with a low impedance output, and decouple the VCC pin with a 0.1 μF ceramic capacitor to ground. Additionally, use a 10 μF electrolytic capacitor in parallel to filter out any noise or ripple.
  • The recommended termination scheme for the SN74F161ADR is to use a series terminator (e.g., 33 Ω) at the far end of the transmission line, and a parallel terminator (e.g., 50 Ω) at the near end. This helps to reduce reflections and ensure signal integrity.
  • Yes, the SN74F161ADR is compatible with 3.3V systems, but it requires a 5V supply voltage. You can use a voltage regulator or a level translator to interface the SN74F161ADR with 3.3V logic.
  • The asynchronous reset input (MR) should be tied to VCC through a pull-up resistor (e.g., 1 kΩ) to ensure that the device is properly reset. You can also use an external reset signal, but make sure it is synchronized with the clock signal.

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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 SN74F161ADR, check out Findchips.com