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IDT71421SA20J from IDT

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IDT71421SA20J

Manufacturer: IDT

HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS

Partnumber Manufacturer Quantity Availability
IDT71421SA20J IDT 138 In Stock

Description and Introduction

HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS The **IDT71421SA20J** is a high-speed, low-power, 16-bit (2K x 8) dual-port static RAM (SRAM) manufactured by **Integrated Device Technology (IDT)**.  

### **Key Specifications:**  
- **Organization:** 2K x 8 (dual-port)  
- **Speed:** 20 ns access time  
- **Voltage Supply:** 5V ±10%  
- **Operating Current:** 120 mA (typical)  
- **Standby Current:** 10 mA (typical)  
- **Package:** 48-pin CerDIP  

### **Features:**  
- **True Dual-Port Memory:** Allows simultaneous access from both ports  
- **Fully Asynchronous Operation:** No clock required  
- **Semaphore (Flag) Logic:** For inter-processor communication  
- **Bus Arbitration:** On-chip logic resolves simultaneous access conflicts  
- **High-Speed Access:** 20 ns maximum read/write cycle time  
- **Low Power Consumption:** CMOS technology  
- **TTL-Compatible Inputs/Outputs:** Ensures easy interfacing  
- **Industrial Temperature Range:** -40°C to +85°C  

This device is commonly used in applications requiring shared memory between processors, such as communication systems, networking, and multiprocessing environments.

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