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4Mb SPI Serial EEPROM
Overview
- Battery Backup:0
- Bus Modes:SPI
- Density:4 Mbit
- Endurance:1,000,000
- Max. Clock Freq.:8 MHz
- Operating Voltage Max (V):5.5
- Operating Voltage Min (V):2.5
- Page Size (Bytes):256
- Write Protect Scheme:Software Configurable
- Write Protected:1
- Data Retention:0
- Read Access Speed:
- 524,288 x 8 bit; page size of 256 bytes
- Byte or sequential reads; byte or page writes
- Self-timed write cycle (5 ms maximum)
- Security register featuring preprogrammed 128-bit serial number and 256-byte user-programmable lockable ID page
- Built-in Error Correction Code (ECC) Logic with ECC Status bit via the STATUS register
- JEDEC(R) SPI Manufacturer Read ID Support
- High-Speed Clock Frequency of 8MHz at Vcc > 3.0V; 5MHz at Vcc >2.5V
- Legacy Write Protection Mode with a quarter, half, or entire array protection
- Enhanced Software Write Protection Mode with user-definable partitions and each partition settable with unique protection behavior
- Write current: 3.0mA at 5V; Read current: 3.0mA at 5V, 8MHz, Standby Current 1.0uA at 2.5V
- More than one million erase/write cycles
- Data Retention > 100 years
- ESD Protection > 4000V
- Industrial Temp Range
The Microchip 25CSM04 is a 4 Mb Serial EEPROM with a Serial Peripheral Interface (SPI) capable of operation across a broad voltage range (2.5V to 5.5V). The
device is organized as one block of 524,288 bytes of 8-bits each (512 KByte). It includes a security register with a 128-bit unique serial number and a 256-byte (2048-bit) user-programmable lockable ID page, built in ECC, and a configurable write protection scheme for all bytes. The 25CSM04 is optimized for use in consumer electronics, industrial, and medical applications where reliable and dependable nonvolatile memory
storage is essential, and is packaged in SOIC, DFN, and WLCSP purchase options.
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Tools And Software
Development Environment
Demo & Evaluation Boards
3rd Party Tools
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 The Memory Xplorer evaluation platform makes it easier to choose a device by allowing you to visually evaluate our I2C, SPI and single-wire EEPROM devices, boosting your confidence in the product you selected. Memory Xplorer provides the ability to quickly test device-specific features and evaluate variable functionality like voltage and frequency.
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| Tools |
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| The Serial Memory SPI Evaluation Kit (EV20F92A) is an easy-to-use interactive user tool that demonstrates the best-in-class features, functionality and low-power operation of Microchip SPI Serial EEPROM devices.
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| Tools |
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| EEPROM 7 Click is a compact add-on board that contains the highest-density memory solution. This board feature the 25CSM04, a 4-Mbit SPI Serial EEPROM with a 128-bit serial number and enhanced write protection mode from Microchip. Internally organized as 2,048 pages of 256 bytes each, the 25CSM04 comes up with the compatible SPI serial interface. It includes a security register with a 128-bit unique serial number and a 256-byte (2048-bit) user-programmable lockable ID page, built-in ECC, and a configurable write protection scheme for all bytes. This Click board™ is suitable for use in consumer and industrial applications where reliable and dependable nonvolatile memory storage is essential.
EEPROM 7 Click is supported by a mikroSDK compliant library, which includes functions that simplify software development. This Click board™ comes as a fully tested product, ready to be used on a system equipped with the mikroBUS™ socket. |
["developmentenvironment","Development Environment"] ,
["emulators","Emulator and Debuggers"] ,
["demoevaluationboards","Demo & Evaluation Boards"] ,
["programmerrelations","Programmers"] ,
["thirdpartytools","3rd Party Tools"] ,
["legacy","Legacy"] ,
["softwarelibraries","Library and Firmware"]
Design Resources
Reference Designs
Code Examples
Board Design Files
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codeexamples,Code Examples:
ibisboarddesignfiles,Board Design Files:
