Integrated Circuits (ICs)
25AA640AT-E/ST
ActiveMicrochip Technology
EEPROM, 64 KBIT, 8K X 8BIT, SPI, 3 MHZ, TSSOP, 8 PINS
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Search across all available documentation for this part.
Integrated Circuits (ICs)
25AA640AT-E/ST
ActiveMicrochip Technology
EEPROM, 64 KBIT, 8K X 8BIT, SPI, 3 MHZ, TSSOP, 8 PINS
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | 25AA640AT-E/ST |
|---|---|
| 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] | 125 °C |
| Operating Temperature [Min] | -40 °C |
| Package / Case | 8-TSSOP |
| Package / Case [custom] | 0.173 " |
| Package / Case [custom] | 4.4 mm |
| Supplier Device Package | 8-TSSOP |
| Technology | EEPROM |
| Voltage - Supply [Max] | 5.5 V |
| Voltage - Supply [Min] | 1.8 V |
| Write Cycle Time - Word, Page | 5 ms |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Tape & Reel (TR) | 2500 | $ 0.83 | |
| Microchip Direct | T/R | 1 | $ 0.88 | |
| 25 | $ 0.85 | |||
| 100 | $ 0.81 | |||
| 1000 | $ 0.78 | |||
| 5000 | $ 0.72 | |||
| 10000 | $ 0.68 | |||
| Newark | Each (Supplied on Full Reel) | 100 | $ 0.86 | |
Description
General part information
25AA640AX Series
The Microchip 25AA640A is a 64 Kb Serial EEPROM utilizing the
industry standard Serial Peripheral Interface (SPI) compatible serial bus. The
device is organized as one block of 8192 x 8-bit and is optimized for use in consumer electronics, industrial, medical,
Documents
Technical documentation and resources
