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CY7C421-20PC from CYP,Cypress

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CY7C421-20PC

Manufacturer: CYP

256/512/1K/2K/4K x 9 Asynchronous FIFO

Partnumber Manufacturer Quantity Availability
CY7C421-20PC,CY7C42120PC CYP 19 In Stock

Description and Introduction

256/512/1K/2K/4K x 9 Asynchronous FIFO The CY7C421-20PC is a high-speed CMOS FIFO (First-In, First-Out) memory device manufactured by Cypress Semiconductor (CYP). Here are its key specifications:

1. **Organization**: 512 x 9 bits  
2. **Speed**: 20 ns access time  
3. **Operating Voltage**: 5V ±10%  
4. **Power Consumption**:  
   - Active: 500 mW (max)  
   - Standby: 55 mW (max)  
5. **Operating Temperature Range**:  
   - Commercial: 0°C to +70°C  
   - Industrial: -40°C to +85°C  
6. **Package**: 28-pin Plastic DIP (PDIP)  
7. **I/O Compatibility**: TTL-compatible inputs and outputs  
8. **Features**:  
   - Asynchronous read/write operation  
   - Full and empty flags  
   - Retransmit capability  
   - Expandable in depth and width  

This device is designed for high-speed buffering applications in data communication, networking, and other digital systems.

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