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UPD42264LA-10 from NEC

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5.005ms

UPD42264LA-10

Manufacturer: NEC

DUAL - PORT GRAPHICS BUFFER

Partnumber Manufacturer Quantity Availability
UPD42264LA-10,UPD42264LA10 NEC 200 In Stock

Description and Introduction

DUAL - PORT GRAPHICS BUFFER The UPD42264LA-10 is a DRAM (Dynamic Random Access Memory) chip manufactured by NEC. Here are its specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** NEC (Nippon Electric Company)  
- **Part Number:** UPD42264LA-10  
- **Type:** DRAM (Dynamic RAM)  
- **Density:** 256K x 4 bits (1 Megabit)  
- **Organization:** 262,144 words × 4 bits  
- **Access Time:** 100 ns  
- **Operating Voltage:** 5V ±10%  
- **Package:** 18-pin DIP (Dual In-line Package)  
- **Refresh Cycles:** 512 cycles every 8 ms  
- **Operating Temperature Range:** 0°C to 70°C  

### **Descriptions:**
- The UPD42264LA-10 is a high-speed, low-power DRAM designed for use in computer systems and other digital applications.  
- It features a multiplexed address bus to reduce pin count.  
- The chip requires periodic refreshing to retain stored data.  

### **Features:**
- **Low Power Consumption:** Optimized for energy efficiency.  
- **High-Speed Operation:** 100 ns access time suitable for early computing systems.  
- **Single 5V Power Supply:** Simplifies system design.  
- **Standard 18-Pin DIP Package:** Compatible with industry-standard sockets.  
- **CAS (Column Address Strobe) Before RAS (Row Address Strobe) Refresh:** Supports standard refresh methods.  

This chip was commonly used in older computer systems, arcade games, and industrial control systems.

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