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74ALS161BN from NSC,National Semiconductor

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74ALS161BN

Manufacturer: NSC

4-bit binary counter

Partnumber Manufacturer Quantity Availability
74ALS161BN NSC 3324 In Stock

Description and Introduction

4-bit binary counter The 74ALS161BN is a 4-bit synchronous binary counter manufactured by National Semiconductor (NSC). Key specifications include:

- **Logic Family**: ALS (Advanced Low-Power Schottky)
- **Function**: 4-bit synchronous binary counter
- **Operating Voltage**: 4.5V to 5.5V
- **Clock Frequency**: Typically up to 32 MHz
- **Counting Sequence**: Binary (0000 to 1111)
- **Reset**: Asynchronous master reset (MR)
- **Load**: Synchronous parallel load
- **Enable Inputs**: Count enable (CEP, CET)
- **Outputs**: Four parallel outputs (Q0, Q1, Q2, Q3) and a ripple carry output (TC)
- **Package**: 16-pin DIP (Dual In-line Package)
- **Operating Temperature Range**: 0°C to 70°C
- **Propagation Delay**: Typically 15 ns
- **Power Dissipation**: Typically 45 mW

This device is designed for high-speed counting applications and is compatible with TTL logic levels.

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