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CY7C421-30PC

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

Partnumber Manufacturer Quantity Availability
CY7C421-30PC,CY7C42130PC 57 In Stock

Description and Introduction

256/512/1K/2K/4K x 9 Asynchronous FIFO The CY7C421-30PC is a high-speed, low-power FIFO (First-In, First-Out) memory device manufactured by Cypress Semiconductor. Below are its key specifications:

1. **Memory Organization**: 4,096 x 9 bits (4K x 9).
2. **Operating Voltage**: 5V ±10%.
3. **Access Time**: 30 ns.
4. **Operating Frequency**: Up to 33 MHz.
5. **Power Consumption**:
   - Active: 275 mW (typical).
   - Standby: 55 mW (typical).
6. **I/O Interface**: Parallel, TTL-compatible.
7. **Package**: 28-pin Plastic DIP (Dual In-line Package).
8. **Temperature Range**: Commercial (0°C to +70°C).
9. **Features**:
   - Asynchronous read and write operations.
   - Retransmit capability.
   - Programmable Almost Full/Almost Empty flags.
   - Output enable (OE) pin for three-state outputs.
10. **Applications**: Data buffering, high-speed data acquisition, and communication systems.

For detailed electrical characteristics and timing diagrams, refer to the official datasheet.

Partnumber Manufacturer Quantity Availability
CY7C421-30PC,CY7C42130PC CYPRESS 106 In Stock

Description and Introduction

256/512/1K/2K/4K x 9 Asynchronous FIFO The CY7C421-30PC is a high-speed, low-power CMOS FIFO memory device manufactured by Cypress Semiconductor. Here are its key specifications:

- **Part Number**: CY7C421-30PC  
- **Manufacturer**: Cypress  
- **Type**: First-In, First-Out (FIFO) Memory  
- **Organization**: 512 x 9 bits  
- **Speed**: 30 ns access time  
- **Supply Voltage**: 5V ±10%  
- **Operating Current**: 80 mA (typical)  
- **Standby Current**: 10 mA (typical)  
- **Package**: 28-pin Plastic DIP (Dual In-line Package)  
- **Operating Temperature Range**: 0°C to +70°C  
- **I/O Compatibility**: TTL  
- **Features**:  
  - Asynchronous read and write operations  
  - Retransmit capability  
  - Full and empty flags  
  - Half-full flag (programmable)  
  - Output enable control  

This information is based solely on the provided knowledge base.

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