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STK12C68-SF45I
+Lista de MateriaisIC NVSRAM 64KBIT PARALLEL 28SOIC
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FabricanteCypress Semiconductor Corp
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Peça do Fabricante #STK12C68-SF45I
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Pacote SOIC-28
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Em Estoque1409
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Especificações
| Atributo | Valor |
| Package / Case | Tube |
| Part Status | Obsolete |
| Memory Type | Non-Volatile |
| Memory Format | NVSRAM |
| Technology | NVSRAM (Non-Volatile SRAM) |
| Memory Size | 64Kb (8K x 8) |
| Memory Interface | Parallel |
| Write Cycle Time - Word Page | 45ns |
| Access Time | 45 ns |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Its non-volatile data retention capability is achieved through its ferroelectric RAM (FeRAM) technology, which allows it to retain data without the need for a battery backup, thus providing a robust solution for critical data storage. The device operates over an industrial temperature range, making it suitable for a wide array of applications including industrial control, automotive systems, and other environments demanding reliability in data retention.
In summary, the STK12C68-SF45I offers the speed of conventional SRAM with the permanent data holding capability of non-volatile memory, making it a versatile component for embedded systems.
Equivalent
1. Cypress CY14B256K-SP25XI
2. Simtek STK14C88
3. Anvo-Systems Dresden ANV32B25
4. Everspin MR25H256
These alternatives offer similar non-volatile SRAM functionality but always verify specifications, pin compatibility, and temperature ratings to ensure suitability for your application.
Features
1. Non-Volatility: Combines SRAM's speed and endurance with non-volatile storage, retaining data during power loss.
2. Fast Access Time: Offers a fast access time of 45 ns, ensuring quick data retrieval.
3. Unlimited Read/Write Cycles: Supports unlimited read and write cycles, beneficial for applications requiring frequent data updates.
4. Data Retention: Can retain data for up to 20 years without power, providing long-term data storage reliability.
5. Low Power Consumption: Operates with low power, making it suitable for battery-powered and energy-efficient applications.
6. Single 5V Supply: Requires a single 5V power supply for operation.
7. Industrial Temperature Range: Suitable for industrial applications with an operational temperature range of -40°C to +85°C.
8. Package: Comes in a 28-pin small outline integrated circuit (SOIC) package.
These features make the STK12C68-SF45I ideal for applications requiring fast, non-volatile memory solutions in industrial environments.
Pinout
Key functions and pin assignments include:
1. Address Pins (A0-A12): Used to specify memory locations.
2. Data Pins (DQ0-DQ7): Serve as bidirectional data lines for reading and writing.
3. Chip Enable (CE): Activates the chip when low.
4. Write Enable (WE): Controls writing to the memory when low.
5. Output Enable (OE): Enables data output when low.
6. Power Pins (VCC and VSS): Supply the necessary power to the device.
7. No Connect (NC): Unused pins that have no internal connection.
This device is ideal for applications that require reliable data retention, high-speed operation, and low-power consumption. Always refer to the manufacturer's datasheet for precise details and specifications.
Manufacturer
Application
1. Data Logging: Used in systems that require frequent data updates and retention during power loss, such as industrial control systems.
2. Embedded Systems: Provides reliable memory storage for firmware in applications like remote sensing and IoT devices.
3. Communications: Used in networking equipment for configuration data storage.
4. Medical Devices: Ensures data retention for critical applications like patient monitoring.
5. Automotive Systems: Applied in advanced driver-assistance systems (ADAS) and infotainment for storing configuration data.
Its robust characteristics make it suitable for applications demanding high reliability and data integrity.