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SN54290J from TI,Texas Instruments

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SN54290J

Manufacturer: TI

DECADE AND 4-BIT BINARY COUNTERS

Partnumber Manufacturer Quantity Availability
SN54290J TI 50 In Stock

Description and Introduction

DECADE AND 4-BIT BINARY COUNTERS The SN54290J is a decade counter manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** SN54290J  
- **Type:** Decade Counter  
- **Logic Family:** TTL (Transistor-Transistor Logic)  
- **Supply Voltage (VCC):** 4.75V to 5.25V (standard TTL levels)  
- **Operating Temperature Range:** -55°C to +125°C (military-grade)  
- **Package Type:** Ceramic DIP (Dual In-line Package)  
- **Pin Count:** 14  

### **Descriptions:**  
- The SN54290J is a high-speed TTL counter with a divide-by-2 and a divide-by-5 section, allowing it to function as a decade counter (BCD output) or a divide-by-10 counter.  
- It is part of the SN54 series, which is designed for military and aerospace applications with extended temperature and reliability requirements.  
- The device includes master-slave flip-flops with gating to provide asynchronous operation.  

### **Features:**  
- **Asynchronous Operation:** Independent clock inputs for divide-by-2 and divide-by-5 sections.  
- **Clear Function:** Reset capability to zero via master reset inputs (MR1 and MR2).  
- **High-Speed Operation:** Suitable for counting applications requiring fast response.  
- **Wide Operating Temperature Range:** Designed for harsh environments.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with other TTL logic devices.  

This information is strictly factual and derived from Ic-phoenix technical data files.

Application Scenarios & Design Considerations

DECADE AND 4-BIT BINARY COUNTERS

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