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SN54LS293J from TI,Texas Instruments

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SN54LS293J

Manufacturer: TI

DECADE COUNTER; 4-BIT BINARY COUNTER

Partnumber Manufacturer Quantity Availability
SN54LS293J TI 30 In Stock

Description and Introduction

DECADE COUNTER; 4-BIT BINARY COUNTER The SN54LS293J is a 4-bit binary 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:** SN54LS293J  
- **Technology:** LS (Low-Power Schottky)  
- **Package:** Ceramic DIP (Dual In-line Package)  
- **Operating Temperature Range:** -55°C to +125°C (Military-grade)  
- **Supply Voltage (VCC):** 4.75V to 5.25V  
- **Logic Family:** TTL (Transistor-Transistor Logic)  
- **Counting Sequence:** Binary (4-bit)  
- **Maximum Clock Frequency:** ~30 MHz (typical)  
- **Output Type:** Standard TTL  

### **Descriptions:**  
- The SN54LS293J is a 4-bit ripple counter with an internal divide-by-2 and divide-by-8 section.  
- It consists of a master-slave flip-flop and three toggle flip-flops.  
- The device can be used as a 4-bit counter or as separate 2-bit and 3-bit counters.  
- It features asynchronous reset (clear) functionality.  

### **Features:**  
- **4-Bit Binary Counter:** Can count up to 16 states (0 to 15).  
- **Independent Divide-by-2 and Divide-by-8 Sections:** Allows flexible cascading.  
- **Asynchronous Reset (MR1, MR2):** Clears the counter when both reset inputs are high.  
- **High-Speed Operation:** Suitable for high-frequency applications.  
- **Low Power Consumption:** Typical of LS TTL technology.  
- **Military Temperature Range:** Designed for harsh environments.  

This information is strictly factual from Ic-phoenix technical data files. Let me know if you need further details.

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