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IDT7140LA25J from IDT

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IDT7140LA25J

Manufacturer: IDT

HIGH-SPEED 1K x 8 DUAL-PORT STATIC RAM

Partnumber Manufacturer Quantity Availability
IDT7140LA25J IDT 3000 In Stock

Description and Introduction

HIGH-SPEED 1K x 8 DUAL-PORT STATIC RAM The **IDT7140LA25J** is a high-speed, low-power **dual-port static RAM** manufactured by **Integrated Device Technology (IDT)**. Below are the key specifications, descriptions, and features:

### **Specifications:**
- **Density:** 4K x 8 (32Kb)  
- **Organization:** Dual 4K x 8-bit  
- **Access Time:** 25 ns  
- **Operating Voltage:** 5V ±10%  
- **Power Consumption:**  
  - Active: 750 mW (typical)  
  - Standby: 55 mW (typical)  
- **Operating Temperature Range:**  
  - Commercial (0°C to +70°C)  
  - Industrial (-40°C to +85°C)  
- **Package:** 48-pin PLCC (Plastic Leaded Chip Carrier)  

### **Descriptions:**
- The **IDT7140LA25J** is a **dual-port RAM** that allows simultaneous access from two independent buses.  
- It is designed for **high-speed, low-power** applications requiring shared memory access.  
- Features **on-chip arbitration logic** to prevent data corruption during simultaneous writes.  

### **Features:**
- **True Dual-Port Operation:** Independent read/write on both ports.  
- **Bus Matching:** 8-bit data buses on both ports.  
- **Interrupt Support:** Semaphore flag for inter-processor communication.  
- **Automatic Power-Down:** Reduces power consumption when inactive.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.  
- **High Reliability:** Industrial-grade temperature support for harsh environments.  

This device is commonly used in **multiprocessor systems, communication buffers, and data acquisition systems** where simultaneous memory access is required.

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