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DM54S189J from NS,National Semiconductor

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DM54S189J

Manufacturer: NS

4.5 V to 5.5 V, 64-bit (16 x 4) TRI-STATE RAM

Partnumber Manufacturer Quantity Availability
DM54S189J NS 4300 In Stock

Description and Introduction

4.5 V to 5.5 V, 64-bit (16 x 4) TRI-STATE RAM The DM54S189J is a 64-bit random access memory (RAM) chip manufactured by National Semiconductor (NS).  

Key specifications:  
- **Organization**: 16 words x 4 bits  
- **Technology**: Schottky TTL (S-series)  
- **Access Time**: Typically 35 ns  
- **Operating Voltage**: 5V ±5%  
- **Package**: 16-pin ceramic DIP (Dual In-line Package)  
- **Operating Temperature Range**: 0°C to +70°C (commercial grade)  
- **Logic Family**: 54S (military-grade equivalent available as DM54S189J)  

This IC is designed for high-speed digital systems and is compatible with TTL logic levels.

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