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23K256-I/SN
+物料清單IC SRAM 256KBIT SPI 20MHZ 8SOIC
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製造商微芯片科技
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製造商部分 #23K256-I/SN
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有存貨8378
365 天品質保證
7*24 小時服務保證
90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| 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-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | 23K256 |
| ClockFrequency | 20 MHz |
概述
Description
Key features of the 23K256-I/SN include:
1. Memory Capacity: It has a storage capacity of 256 kilobits, organized as 32,768 bytes.
2. Interface: Utilizes a Serial Peripheral Interface (SPI) for communication, which allows for fast data transfer rates.
3. Non-Volatile Memory: Data is retained even when power is removed.
4. Operating Voltage: Typically operates at a low voltage range, often around 1.8V to 5.5V.
5. Package Type: The "I/SN" denotes specific packaging and temperature range specifications, suitable for various industrial applications.
The 23K256-I/SN is used in applications requiring reliable and efficient data storage, such as in embedded systems, consumer electronics, and industrial equipment.
Equivalent
1. 23LC256 - Microchip's own variant with slight differences in features.
2. 25LC256 - An SPI EEPROM with similar capacity, though with differences in volatility.
3. Other manufacturers' SPI SRAM solutions with similar capacity and interface, such as those from ON Semiconductor or Cypress/Infineon.
Ensure compatibility by checking specifics like pinout, voltage range, and speed.
Features
1. Memory Capacity: 256 Kbits, organized as 32K x 8 bits.
2. Interface: Serial Peripheral Interface (SPI) for efficient data exchange.
3. Voltage Range: Operates at a supply voltage from 1.8V to 3.6V.
4. Low Power Consumption: Suitable for battery-powered applications.
5. Speed: Supports high-speed SPI modes, allowing fast data transfers.
6. Operating Temperature: Typically, from -40°C to +85°C, making it suitable for industrial applications.
7. Data Retention: Non-volatile data retention is not supported, typical of SRAMs.
8. Package: Available in small form factors, such as 8-pin SOIC, making it suitable for space-constrained designs.
9. Flexible Operation Modes: Support for Byte, Page, and Sequential modes for versatile data handling.
These features make the 23K256-I/SN suitable for applications requiring temporary data storage with fast access times in embedded systems.
Pinout
1. Vcc (Pin 1): Supply voltage.
2. SO (Pin 2): Serial Data Output. Used for data output from the SRAM.
3. WP (Pin 3): Write Protect. Used to protect the status register from being written.
4. HOLD (Pin 4): Hold. Pauses the serial communication without resetting the device.
5. SI (Pin 5): Serial Data Input. Used for data input to the SRAM.
6. SCK (Pin 6): Serial Clock. Synchronizes data transfer between the microcontroller and the SRAM.
7. CS (Pin 7): Chip Select. Enables or disables the device.
8. Vss (Pin 8): Ground.
The 23K256 operates via a Serial Peripheral Interface (SPI) and offers a simple method for adding extra RAM to a microcontroller, useful in applications requiring additional data storage.
Manufacturer
Application
1. Embedded Systems: Used for fast data storage and retrieval in microcontroller-based systems.
2. Buffering: Acts as a buffer in data acquisition systems and communication devices.
3. Data Logging: Suitable for applications requiring temporary data storage, such as environmental monitoring.
4. Consumer Electronics: Implements features requiring temporary storage in devices like cameras and audio equipment.
5. Industrial Automation: Used in systems that demand rapid access to temporary data.
6. Prototyping: Helpful in developing and testing new electronic designs that require flexible memory solutions.
These applications leverage the fast access times and non-volatile nature of SRAM.