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UPD2764 from NEC

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UPD2764

Manufacturer: NEC

8,192 x 8-BIT NMOS UV/OTP EPROM

Partnumber Manufacturer Quantity Availability
UPD2764 NEC 2000 In Stock

Description and Introduction

8,192 x 8-BIT NMOS UV/OTP EPROM The UPD2764 is a 64K (8K x 8) UV erasable and electrically programmable read-only memory (EPROM) manufactured by NEC.  

### **Specifications:**  
- **Organization:** 8K x 8 bits  
- **Access Time:** 250 ns (standard)  
- **Operating Voltage:** 5V ± 10%  
- **Programming Voltage:** 12.5V (VPP)  
- **Power Consumption:**  
  - Active: 525 mW (max)  
  - Standby: 132 mW (max)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 28-pin DIP (Dual In-line Package)  

### **Descriptions and Features:**  
- **UV Erasable:** Can be erased by exposure to ultraviolet light for approximately 15–20 minutes.  
- **High Reliability:** Features NEC’s high-quality EPROM technology.  
- **Single 5V Supply:** Operates on a standard 5V power supply during read operations.  
- **TTL Compatible:** Inputs and outputs are TTL compatible.  
- **Programmable:** Requires a 12.5V programming voltage (VPP) for writing data.  
- **Three-State Output:** Supports bus-oriented systems.  
- **Standard Pinout:** Compatible with other 2764 EPROMs.  

This EPROM is commonly used in microcontroller-based systems, firmware storage, and other applications requiring non-volatile memory.

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