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1. Description
Microchip Technology Inc. 25LC040-I/SN is a 4 Kbit serial electrically erasable PROM. The memory is accessed through a simple Serial Peripheral Interface (SPI) is compatible with serial buses. The required bus signal is the clock input (SCK) plus Separate the data input (SI) and data output (SO) lines. enter The device is controlled by chip select (CS) enter.
2. Feature
1. Low-power CMOS technology:
- Write current: 3 mA, typical
- Reading current: 500 μA, typical value
- Standby current: 500 nA, typical
2. 512 x 8-bit organization
3. 16-byte pages
4. Write cycle time: 5 ms maximum.
5. Self-timed erase and write cycles
6. Block write protection:
- Protect none, 1/4, 1/2 or all arrays
7. Built-in write protection:
- Power on/off data protection circuit
- Write enable latch
- Write protection pin
8. Sequential reading
9. High reliability:
- Durability: 1M cycle
- Data retention:> 200 years
- ESD protection:> 4000V
10. 8-pin PDIP, SOIC and TSSOP packages
11. Supported temperature range:
- Industrial (I): -40°C to +85°C
- Automotive (E) (25C040): -40°C to +125°C
3. Package Types
4. Packaging Information
