25CS640-H/SN
ActiveWITH ECC, 128-BIT SERIAL NUMBER AND ENHANCED WRITE PROTECTION
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25CS640-H/SN
ActiveWITH ECC, 128-BIT SERIAL NUMBER AND ENHANCED WRITE PROTECTION
Technical Specifications
Parameters and characteristics for this part
| Specification | 25CS640-H/SN |
|---|---|
| Access Time | 40 ns |
| Clock Frequency | 10 MHz |
| Memory Format | EEPROM |
| Memory Interface | SPI |
| Memory Organization | 8 K |
| Memory Size | 64 Kbit |
| Memory Type | Non-Volatile |
| Mounting Type | Surface Mount |
| Operating Temperature [Max] | 150 °C |
| Operating Temperature [Min] | -40 °C |
| Package / Case | 8-SOIC |
| Package / Case [x] | 0.154 in |
| Package / Case [y] | 3.9 mm |
| Supplier Device Package | 8-SOIC |
| Technology | EEPROM |
| Voltage - Supply [Max] | 5.5 V |
| Voltage - Supply [Min] | 2.5 V |
| Write Cycle Time - Word, Page | 4 ms |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Tube | 500 | $ 0.74 | |
| Microchip Direct | TUBE | 1 | $ 0.78 | |
| 25 | $ 0.75 | |||
| 100 | $ 0.72 | |||
| 1000 | $ 0.68 | |||
| 5000 | $ 0.64 | |||
Description
General part information
25CS640 Series
The 25CS640 is a 64 Kbit (8 Kbytes) Serial EEPROM utilizing the industry standard Serial Peripheral Interface (SPI) compatible serial bus.
Microchip's 25CS SPI Serial EEPROM Family offers additional features such as Built-in Error Correction Code (ECC) logic, Undervoltage Lockout (UVLO) detection, 128-bit Serial Number and Enhanced Write Protection to optimized for use in consumer electronics, industrial, medical, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options.
Documents
Technical documentation and resources
