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23K256T-I/ST
+Lista de MateriaisIC SRAM 256KBIT SPI 20MHZ 8TSSOP
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FabricanteTecnologia Microchip
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Peça do Fabricante #23K256T-I/ST
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| DigiKeyProgrammable | Not Verified |
| MemoryType | Volatile |
| MemoryFormat | SRAM |
| Technology | SRAM |
| MemorySize | 256Kbit |
| MemoryOrganization | 32K x 8 |
| MemoryInterface | SPI |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP (0.173", 4.40mm Width) |
| SupplierDevicePackage | 8-TSSOP |
| BaseProductNumber | 23K256 |
| ClockFrequency | 20 MHz |
Visão Geral
Description
Key features include:
1. Interface: It uses a Serial Peripheral Interface (SPI), which allows for efficient data transfer with minimal pin usage.
2. Operating Voltage: The chip operates in a range from 1.8V to 5.5V, providing flexibility for various power supply configurations.
3. Speed: It supports high-speed operation, with clock frequencies up to 20 MHz.
4. Temperature Range: The "I" in its part number indicates it is suitable for industrial temperature ranges, typically from -40°C to +85°C.
5. Package: The "ST" denotes its packaging in an 8-pin Small Outline Integrated Circuit (SOIC) package.
The 23K256T-I/ST is commonly used in embedded systems, data logging, and applications where temporary data storage is needed.
Equivalent
Features
The chip is designed for low-power consumption, suitable for battery-operated devices. Its small 8-pin SOIC package facilitates easy integration into compact designs. The memory is organized as 32,768 x 8 bits, providing ample storage for temporary data buffering.
Key features include:
- SPI interface for high-speed data transfer
- Wide operating voltage range (1.7V to 3.6V)
- Low power consumption for portable applications
- 8-pin SOIC package for space-constrained designs
- 32KB capacity organized as 32,768 x 8 bits
These features make the 23K256T-I/ST suitable for applications requiring fast and temporary data storage, like data logging, cache memory, or as a buffer in embedded systems.
Pinout
1. Pin Count: The device has 8 pins.
2. Pin Functions:
- CS (Chip Select): Activates the device when low.
- SO (Serial Output): Outputs data on this pin during read operations.
- SI (Serial Input): Inputs data on this pin during write operations.
- SCK (Serial Clock): Provides the clock signal for synchronization of data transfer.
- HOLD: Pauses communication without resetting the serial sequence.
- VSS (Ground): Ground reference for the device.
- VCC (Power Supply): Positive power supply input.
- NC (No Connect): Typically not connected internally, may be used for mechanical support.
The 23K256T-I/ST supports three modes of operation: byte, page, and sequential, allowing for versatile data handling in various applications.
Manufacturer
Application
1. Buffering: It serves as a temporary data buffer in digital systems, like printers or networking equipment.
2. Data Logging: Used in embedded systems for recording data over time, such as in IoT devices and sensors.
3. Cache Memory: Acts as a cache in systems with microcontrollers or microprocessors to enhance processing speed.
4. Configuration Storage: Stores configuration settings in devices like industrial machinery.
5. Prototyping and Development: Useful in development kits for testing new designs and applications.
Its versatility, low power consumption, and fast access times make it suitable for various embedded applications.