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TMS27C040-12JE from TI,Texas Instruments

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TMS27C040-12JE

Manufacturer: TI

4 194 304-Bit Programmable Read-Only Memory 32-CDIP -40 to 85

Partnumber Manufacturer Quantity Availability
TMS27C040-12JE,TMS27C04012JE TI 5120 In Stock

Description and Introduction

4 194 304-Bit Programmable Read-Only Memory 32-CDIP -40 to 85 The **TMS27C040-12JE** is a 4 Megabit (512K x 8) UV-erasable programmable read-only memory (EPROM) manufactured by **Texas Instruments (TI)**.  

### **Key Specifications:**  
- **Memory Size:** 4 Mbit (512K x 8)  
- **Access Time:** 120 ns  
- **Operating Voltage:** 5V ± 10%  
- **Technology:** CMOS  
- **Package:** 32-pin PLCC (Plastic Leaded Chip Carrier)  
- **Operating Temperature Range:** 0°C to 70°C (commercial grade)  
- **Programming Voltage (VPP):** 12.5V  
- **Data Retention:** 10 years minimum  

### **Features:**  
- **UV-Erasable:** Can be erased with ultraviolet light for reprogramming.  
- **Single 5V Power Supply:** Operates on standard 5V power.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with TTL logic levels.  
- **Low Power Consumption:** CMOS technology reduces power usage.  
- **Three-State Outputs:** Supports bus-oriented applications.  
- **JEDEC-Approved Pinout:** Ensures compatibility with industry-standard EPROMs.  

This EPROM is commonly used in embedded systems, firmware storage, and legacy computing applications.

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