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CY7C421-40JI from CYPRESS

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13.672ms

CY7C421-40JI

Manufacturer: CYPRESS

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

Partnumber Manufacturer Quantity Availability
CY7C421-40JI,CY7C42140JI CYPRESS 2 In Stock

Description and Introduction

256/512/1K/2K/4K x 9 Asynchronous FIFO The CY7C421-40JI is a FIFO (First-In, First-Out) memory device manufactured by Cypress Semiconductor. Here are its key specifications:

- **Type**: Synchronous FIFO  
- **Organization**: 4,096 x 9 bits  
- **Speed**: 40 MHz (25 ns access time)  
- **Supply Voltage**: 5V  
- **Operating Temperature Range**: -40°C to +85°C (Industrial)  
- **Package**: 32-pin PLCC (Plastic Leaded Chip Carrier)  
- **I/O Type**: TTL-compatible  
- **Features**:  
  - Synchronous read and write operations  
  - Retransmit capability  
  - Programmable Almost Full/Almost Empty flags  
  - Expandable in depth and width  

This device is commonly used in buffering applications between asynchronous systems.  

(Source: Cypress Semiconductor datasheet for CY7C421-40JI.)

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