Microchip Technology 25AA040X-I/ST
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 2.51 | Dhs. 2.51 |
| 15+ | Dhs. 2.41 | Dhs. 36.15 |
| 25+ | Dhs. 2.36 | Dhs. 59.00 |
| 50+ | Dhs. 2.23 | Dhs. 111.50 |
| 100+ | Dhs. 1.97 | Dhs. 197.00 |
| N+ | Dhs. 0.39 | Price Inquiry |
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Microchip 25AA040X-I/ST - 4Kbit SPI EEPROM Memory IC
The 25AA040X-I/ST from Microchip Technology is a high-reliability 4Kbit serial EEPROM memory device designed for embedded systems requiring non-volatile data storage. Featuring SPI interface compatibility and wide voltage operation (1.8V to 5.5V), this EEPROM is ideal for automotive, industrial, and consumer electronics applications.
Key Features & Benefits
- 4Kbit Memory Capacity: 512 x 8 organization provides flexible data storage for configuration settings, calibration data, and system parameters
- SPI Serial Interface: Industry-standard communication protocol enables easy integration with microcontrollers and processors
- Wide Voltage Range: 1.8V to 5.5V operation supports both legacy and modern low-power designs
- Industrial Temperature Range: -40°C to 85°C (TA) ensures reliable performance in harsh environments
- Compact 8-TSSOP Package: Surface mount design (0.173", 4.40mm width) saves valuable PCB space
- Fast Write Cycle: 5ms write time enables efficient data updates
- RoHS Compliant: Meets environmental standards for global distribution
Typical Applications
This EEPROM memory IC is commonly used in automotive control modules, industrial sensors, medical devices, consumer electronics, IoT devices, and embedded systems requiring persistent configuration storage.
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | |
| Packaging | Tube | |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 4Kbit |
| Memory Organization | 512 x 8 |
| Memory Interface | SPI |
| Clock Frequency | 1 MHz |
| Write Cycle Time - Word, Page | 5ms |
| Access Time | - |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 8-TSSOP |
| ROHS |

25AA040X-I/ST.pdf