HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS The IDT7142SA35P is a high-speed 2K x 8 dual-port static RAM manufactured by Integrated Device Technology (IDT). Below are its specifications, descriptions, and features:
### **Specifications:**
- **Memory Size:** 2K x 8 (16 Kbit)
- **Organization:** Dual-port (independent access for both ports)
- **Speed:** 35 ns access time
- **Voltage Supply:** 5V ±10%
- **Operating Temperature Range:** Commercial (0°C to +70°C)
- **Package:** 48-pin DIP (Plastic Dual In-Line Package)
- **Technology:** CMOS
- **Standby Current:** Low power consumption in standby mode
### **Descriptions:**
- The **IDT7142SA35P** is a high-performance dual-port RAM designed for applications requiring simultaneous access from two independent buses.
- It provides non-contentious access when reading from different addresses and includes arbitration logic for simultaneous write operations.
- Suitable for communication systems, multiprocessor designs, and data buffering applications.
### **Features:**
- **True Dual-Port Operation:** Allows independent read/write access from both ports.
- **Semaphore Signaling:** Includes hardware semaphore for inter-processor communication.
- **Bus Arbitration:** Built-in logic resolves simultaneous write conflicts.
- **High-Speed Access:** 35 ns access time for fast data transfer.
- **Low Power Consumption:** CMOS technology ensures efficient power usage.
- **Interrupt Support:** Can generate an interrupt when a port accesses a specific address.
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.
- **Industrial-Standard Pinout:** Matches other dual-port RAMs for easy replacement.
This information is based solely on the manufacturer's datasheet for the **IDT7142SA35P**.
