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SN74ALS161B from TI,Texas Instruments

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SN74ALS161B

Manufacturer: TI

Synchronous 4-Bit Binary Counters

Partnumber Manufacturer Quantity Availability
SN74ALS161B TI 2670 In Stock

Description and Introduction

Synchronous 4-Bit Binary Counters The SN74ALS161B is a synchronous 4-bit binary counter manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Synchronous 4-Bit Binary Counter  
- **Count Rate:** 100 MHz (Typical)  
- **Operating Voltage:** 4.5V to 5.5V  
- **Output Type:** Standard  
- **Number of Bits:** 4  
- **Trigger Type:** Positive Edge  
- **Propagation Delay Time:** 12 ns (Typical)  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package / Case:** PDIP-16, SOIC-16, CDIP-16  
- **Mounting Type:** Through Hole, Surface Mount  

### **Descriptions:**  
- The SN74ALS161B is a synchronous presettable binary counter with an internal carry look-ahead for high-speed counting applications.  
- It features parallel load capability, synchronous counting, and asynchronous master reset.  
- The counter advances on the rising edge of the clock when enabled.  

### **Features:**  
- **Synchronous Operation:** Clocked counting with parallel load capability.  
- **Asynchronous Master Reset:** Clears all flip-flops regardless of clock or control inputs.  
- **Carry Look-Ahead:** Enables high-speed counting with minimal propagation delay.  
- **Fully Programmable:** Load inputs allow setting any count value.  
- **Wide Operating Voltage:** 4.5V to 5.5V.  
- **Low Power Consumption:** ALS technology for reduced power usage.  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Synchronous 4-Bit Binary Counters

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