SN74ALS161BDR The SN74ALS161BDR is a synchronous, presettable, 4-bit binary counter from Texas Instruments. It operates within a voltage range of 4.5V to 5.5V and has an operating temperature range of 0°C to 70°C.
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SN74ALS161BDR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74ALS161BDR is a synchronous, presettable, 4-bit binary counter from Texas Instruments. It operates within a voltage range of 4.5V to 5.5V and has an operating temperature range of 0°C to 70°C.
Total Stock: 1,874 pcs
$ Price Range: $0.57

SN74ALS161BDR Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,874 pcs
1874 pcs On Request 1 On Request On Request 0830+ On Request On Request

SN74ALS161BDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Count Rate
Direction
Features
Function
Input Type
Logic Type
Mounting Type
Number of Bits per Element
Number of Elements
Operating Temperature
Output Type
Reset
Supplier Device Package
Timing
Trigger Type
Voltage

SN74ALS161BDR Description

Short technical summary and product information.

The Texas Instruments SN74ALS161BDR is a synchronous, presettable, 4-bit binary counter designed for high-speed counting applications. It features an internal carry look-ahead circuitry for enhanced performance.

 

This counter operates with a voltage supply range of 4.5V to 5.5V and functions within an ambient temperature range of 0°C to 70°C. The device utilizes bipolar technology with push-pull outputs and is triggered on the positive edge of the clock input.

 

Packaged in a 16-SOIC (0.154", 3.90mm Width) surface-mount configuration, the SN74ALS161BDR offers synchronous operation, eliminating output counting spikes. It is fully programmable and can be preset to any binary value. The asynchronous clear function ensures rapid reset capabilities.

 

Key specifications include a 4-bit count, synchronous timing, and a count rate of up to 40 MHz. The ALS technology family ensures reliable performance in various digital logic designs.

SN74ALS161BDR Quick Information

Product Type: Counter
Series: SN74ALS161B
Canonical Name: Texas Instruments SN74ALS161BDR Synchronous 4-Bit Binary Counter
Subcategory: Counters

SN74ALS161BDR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN74ALS161BDR Estimated Pricing

Qty Low High
1+ $0.57 $0.57

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN74ALS161BDR Features

  • Synchronous 4-bit binary counter.
  • Operates from 4.5V to 5.5V.
  • Wide 0°C to 70°C temperature range.
  • High-speed 40 MHz count rate.
  • 16-SOIC surface mount package.

SN74ALS161BDR Applications

  • Digital counting and frequency division.
  • Industrial control systems.
  • Automotive electronics.
  • Microprocessor interfacing.
  • Timing and sequencing circuits.

SN74ALS161BDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range?

4.5 V to 5.5 V

What is the package type?

16-SOIC (0.154", 3.90mm Width)

What is the operating temperature range?

0°C to 70°C

What is the maximum count rate?

40 MHz

What is the trigger type?

Positive Edge

What is the reset type?

Asynchronous

What is the logic type?

Binary Counter

SN74ALS161BDR Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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SN74ALS161BD
SN74ALS161BD
Texas Instruments
The Texas Instruments SN74ALS161BD is a synchronous, presettable, 4-bit binary counter. It operates within a voltage range of 4.5V to 5.5V and is suitable for applications operating between 0°C and 70°C.
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