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SN74F169N from TI,Texas Instruments

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SN74F169N

Manufacturer: TI

Synchronous 4-Bit Up/Down Binary Counter

Partnumber Manufacturer Quantity Availability
SN74F169N TI 25 In Stock

Description and Introduction

Synchronous 4-Bit Up/Down Binary Counter The SN74F169N is a synchronous 4-bit up/down binary counter manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type**: Synchronous 4-Bit Up/Down Binary Counter  
- **Number of Bits**: 4  
- **Counting Sequence**: Up/Down (Selectable)  
- **Triggering Type**: Positive Edge  
- **Supply Voltage Range**: 4.5V to 5.5V  
- **Operating Temperature Range**: 0°C to 70°C  
- **Package / Case**: PDIP-16  
- **Propagation Delay Time**: 12 ns (max)  
- **Output Type**: Standard  
- **High-Level Output Current**: -3 mA  
- **Low-Level Output Current**: 24 mA  

### **Descriptions and Features:**  
- Synchronous operation for high-speed counting.  
- Parallel load capability for preset counting values.  
- Two count-enable inputs for flexible cascading.  
- Internal look-ahead carry for high-speed counting applications.  
- Fully programmable (up/down count direction can be changed on the fly).  
- TTL-compatible inputs and outputs.  
- Typical power dissipation: 100 mW.  

This device is commonly used in applications such as frequency division, digital clocks, and event counting.

Application Scenarios & Design Considerations

Synchronous 4-Bit Up/Down Binary Counter

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