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SN74ALS161BNSR Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
SN74ALS161BNSRTI330Yes

### Manufacturer: Texas Instruments (TI) ### Part Number: SN74ALS161BNSR ### Specifications: - **Logic Type**: Synchronous 4-Bit Binary Counter - **Technology**: Advanced Low-Power Schottky (ALS) - **Supply Voltage Range**: 4.

Manufacturer: Texas Instruments (TI)

Part Number: SN74ALS161BNSR

Specifications:

  • Logic Type: Synchronous 4-Bit Binary Counter
  • Technology: Advanced Low-Power Schottky (ALS)
  • Supply Voltage Range: 4.5V to 5.5V
  • Operating Temperature Range: 0°C to +70°C
  • Count Rate: 32 MHz (Typical)
  • Number of Bits: 4
  • Trigger Type: Positive Edge
  • Reset Type: Asynchronous (Master Reset)
  • Load Type: Synchronous Parallel Load
  • Output Type: Standard
  • Package / Case: SOIC-16 (150-mil width)
  • Mounting Type: Surface Mount
  • Features:
  • Fully Synchronous Operation
  • Internal Carry Look-Ahead for Fast Counting
  • Asynchronous Master Reset
  • Synchronous Parallel Load
  • TTL-Compatible Inputs and Outputs

Descriptions:

The SN74ALS161BNSR is a synchronous 4-bit binary counter with an asynchronous master reset. It operates in a fully synchronous mode, allowing precise control of counting operations. The device features a parallel load capability for presetting the counter and includes internal carry look-ahead logic for high-speed counting applications.

Features:

  • High-Speed Operation: 32 MHz typical count rate
  • Low Power Consumption: ALS technology for reduced power
  • Flexible Control: Synchronous counting, parallel load, and asynchronous reset
  • Wide Operating Voltage: 4.5V to 5.5V
  • TTL Compatibility: Direct interface with TTL logic levels
  • 16-Pin SOIC Package: Compact surface-mount design

This device is commonly used in digital counting applications, frequency division, and sequential logic circuits.

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