The TC55257DFTI-85V is a high-speed, low-power static RAM (SRAM) manufactured by Toshiba Semiconductor and Storage. It features a memory capacity of 262,144 bits, organized as 32,768 words by 8 bits. Designed for applications requiring quick data access and minimal power consumption, this SRAM is well-suited for use in portable devices, embedded systems, and cache memory applications.
Applications:
- Portable Computing Devices: Used in laptops, tablets, and handheld computers where low power and fast access are critical.
- Embedded Systems: Employed as main or cache memory in various embedded control systems.
- Cache Memory Systems: Integrated into cache memory architectures to enhance system performance.
- Industrial Automation: Utilized in industrial control and monitoring equipment requiring reliable memory.
- Telecommunications Equipment: Found in telecommunications devices for buffering and data storage.
Features:
- High-Speed Access Time: Boasts an access time of 85 ns for rapid data retrieval.
- Low Power Consumption: Operates at low power levels, extending battery life in portable applications.
- 32,768 Words x 8 Bits Organization: Provides a memory capacity of 262,144 bits organized for efficient data storage.
- Single 5V Power Supply: Operates on a single 5V power supply for simplified system integration.
- Fully Static Operation: Eliminates the need for external refresh circuitry, simplifying system design.
- TTL Compatible Inputs/Outputs: Ensures compatibility with standard TTL logic levels.
- Three-State Outputs: Allows for easy memory expansion and connection to a data bus.
Benefits:
- Improved System Performance: Fast access times enhance system responsiveness and throughput.
- Extended Battery Life: Low power consumption contributes to longer operational times for battery-powered devices.
- Simplified System Design: Fully static operation and TTL compatibility streamline system integration.
- Reliable Data Storage: Provides stable and dependable memory storage for critical data.
- Cost-Effective Solution: Offers a good balance of performance and cost for a variety of applications.
Additional Details:
The TC55257DFTI-85V SRAM comes in a standard package, typically DIP or SOJ, for easy mounting on printed circuit boards (PCBs). Its static design ensures that data is retained as long as power is supplied, without the need for periodic refresh cycles. The device is designed to operate over a standard temperature range, making it suitable for use in various environments. The three-state outputs allow for easy connection to a microprocessor bus, enabling efficient data transfer. This SRAM is a reliable and efficient memory solution for embedded systems and portable devices.