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Спецификации
| Атрибут | Ценность |
| Package / Case | Tray |
| Part Status | Active |
| Memory Type | Volatile |
| Memory Format | SRAM |
| Technology | SRAM - Dual Port, Asynchronous |
| Memory Size | 128Kb (8K x 16) |
| Memory Interface | Parallel |
| Write Cycle Time - Word Page | 25ns |
| Access Time | 25 ns |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Обзор
Description
The 70V25L25PFGI is a high-speed, low-power asynchronous SRAM (Static Random Access Memory) device. Commonly used in electronic systems requiring fast data access, it features a 3.3V power supply and operates with a typical access time of 25 nanoseconds. This SRAM is known for its reliability and efficiency, making it suitable for applications like networking, telecommunications, and embedded systems.
The "70V25" in its name typically refers to its family and configuration, while "L" signifies its low-power characteristics. The "25" denotes the 25 ns access speed. The package type "PFGI" indicates it comes in a specific form factor, often a plastic flat package, designed for surface-mount technology.
With its ability to retain data without a constant refresh cycle, the 70V25L25PFGI is ideal for systems that require quick reads and writes, providing a balance between speed and power consumption. This SRAM is well-suited for roles where dependable performance and energy efficiency are crucial.
The "70V25" in its name typically refers to its family and configuration, while "L" signifies its low-power characteristics. The "25" denotes the 25 ns access speed. The package type "PFGI" indicates it comes in a specific form factor, often a plastic flat package, designed for surface-mount technology.
With its ability to retain data without a constant refresh cycle, the 70V25L25PFGI is ideal for systems that require quick reads and writes, providing a balance between speed and power consumption. This SRAM is well-suited for roles where dependable performance and energy efficiency are crucial.
Equivalent
The 70V25L25PFGI is a 3.3V Asynchronous SRAM typically used in telecommunications and networking applications. Equivalent products would include similar asynchronous SRAMs from manufacturers like Cypress Semiconductor, Renesas Electronics, or Alliance Memory. Models like the CY7C1041G30 from Cypress or the AS6C1008 from Alliance could be considered equivalents, depending on specific requirements like access time, package type, and temperature range. Always verify pin compatibility and electrical specifications before substituting to ensure they meet your application needs.
Features
The 70V25L25PFGI is a high-speed, low-power synchronous SRAM. Key features include:
1. Density: It offers 256K x 18 bits configuration, providing a total of 4.5 Mb of storage.
2. Speed: The SRAM operates at a fast access time of 25 ns, making it suitable for high-performance applications.
3. Low Power: It is designed for low power consumption, beneficial for battery-operated and power-sensitive devices.
4. Operating Voltage: The device functions within a standard operating voltage range, ensuring compatibility with various systems.
5. Interface: Features a synchronous interface, allowing for high-frequency operation and ease of integration into complex systems.
6. Packaging: Available in a compact package option, facilitating space-saving in designs.
7. Temperature Range: It can operate reliably across a wide industrial temperature range, enhancing its suitability for diverse environments.
These features make the 70V25L25PFGI suitable for applications requiring fast data access and low power usage, such as telecommunications, networking, and other digital systems.
1. Density: It offers 256K x 18 bits configuration, providing a total of 4.5 Mb of storage.
2. Speed: The SRAM operates at a fast access time of 25 ns, making it suitable for high-performance applications.
3. Low Power: It is designed for low power consumption, beneficial for battery-operated and power-sensitive devices.
4. Operating Voltage: The device functions within a standard operating voltage range, ensuring compatibility with various systems.
5. Interface: Features a synchronous interface, allowing for high-frequency operation and ease of integration into complex systems.
6. Packaging: Available in a compact package option, facilitating space-saving in designs.
7. Temperature Range: It can operate reliably across a wide industrial temperature range, enhancing its suitability for diverse environments.
These features make the 70V25L25PFGI suitable for applications requiring fast data access and low power usage, such as telecommunications, networking, and other digital systems.
Pinout
The 70V25L25PFGI is a part of the IDT 70V25 family, which are high-speed SRAM devices. This particular chip is a 64K x 16 (1Mbit) dual-port static RAM. It typically comes in a 100-pin Thin Quad Flat Pack (TQFP) package.
The primary function of the 70V25L25PFGI is to serve as a dual-port memory, allowing simultaneous access to the same memory location from two separate ports. This feature is commonly used in applications requiring high-speed data sharing between two processors or systems, such as networking and telecommunications equipment.
Key functions of the pins include:
1. Data Inputs/Outputs (DQ0–DQ15): For data input and output.
2. Address Inputs (A0–A15): For specifying the memory address.
3. Chip Enable (CE): For enabling or disabling the respective port.
4. Write Enable (WE): For writing data to the memory.
5. Output Enable (OE): For enabling data output.
6. Semaphore Controls: For managing semaphore operations for port access control.
Note that detailed pin configurations and functions should be verified in the specific datasheet from the manufacturer.
The primary function of the 70V25L25PFGI is to serve as a dual-port memory, allowing simultaneous access to the same memory location from two separate ports. This feature is commonly used in applications requiring high-speed data sharing between two processors or systems, such as networking and telecommunications equipment.
Key functions of the pins include:
1. Data Inputs/Outputs (DQ0–DQ15): For data input and output.
2. Address Inputs (A0–A15): For specifying the memory address.
3. Chip Enable (CE): For enabling or disabling the respective port.
4. Write Enable (WE): For writing data to the memory.
5. Output Enable (OE): For enabling data output.
6. Semaphore Controls: For managing semaphore operations for port access control.
Note that detailed pin configurations and functions should be verified in the specific datasheet from the manufacturer.
Manufacturer
The 70V25L25PFGI is a product manufactured by Integrated Device Technology, Inc. (IDT), a company that specializes in developing a broad range of semiconductor solutions. IDT is known for producing high-performance integrated circuits for various applications, including memory interfaces, wireless power, and high-speed data transfer. The company focuses on delivering solutions that enhance the performance and efficiency of electronic systems across industries such as communications, computing, and consumer electronics.
Application
The 70V25L25PFGI is a high-speed, low-power synchronous dual-port static RAM (SRAM). It is commonly used in applications that require fast data storage and retrieval, such as networking equipment, telecommunications, and high-performance computing systems. The dual-port feature allows simultaneous access to the memory from two different processors or devices, making it ideal for systems that demand high-speed data exchange and parallel processing. Additionally, this type of SRAM is often utilized in industrial automation, embedded systems, and digital signal processing applications, where reliability and efficiency are critical.
Package
The 70V25L25PFGI is a part number for an integrated circuit, typically found in a TQFP package. TQFP stands for Thin Quad Flat Package, which is a surface-mount package type used for integrated circuits.
