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HM1-6504B/883 from HAR

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HM1-6504B/883

Manufacturer: HAR

4096 x 1 CMOS RAM

Partnumber Manufacturer Quantity Availability
HM1-6504B/883,HM16504B883 HAR 400 In Stock

Description and Introduction

4096 x 1 CMOS RAM The part HM1-6504B/883 is manufactured by **HAR (Harris Corporation)**. It is a **radiation-hardened, military-grade** component designed for high-reliability applications.  

### Key Specifications:  
- **Manufacturer:** Harris Corporation (HAR)  
- **Part Number:** HM1-6504B/883  
- **Qualification:** MIL-PRF-38534 Class H (high-reliability)  
- **Radiation Hardness:** Designed for space and military environments  
- **Package:** Hermetically sealed ceramic  
- **Temperature Range:** Military-grade operating range (typically -55°C to +125°C)  
- **Application:** Used in aerospace, defense, and other high-reliability systems  

This part is part of the **883B** series, indicating compliance with stringent military and space-level reliability standards.  

(Note: For detailed electrical or functional specifications, refer to the official datasheet from Harris Corporation or its authorized distributors.)

Application Scenarios & Design Considerations

4096 x 1 CMOS RAM

Alternative Part Number

  • CY7C199-35PC --: Pin-compatible 32Kx8 SRAM with similar access time and 5V TTL interface, widely available as a functional substitute for the HM1-6504B/883.
  • IDT71256SA20P --: 32Kx8 asynchronous SRAM in DIP package with comparable speed and voltage, suitable as a drop-in replacement in most legacy designs.
  • AS7C256-20PC --: Modern 32Kx8 SRAM replacement for obsolete parts, same pinout and 5V operation, good long-term availability alternative.

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