Description:
Microchip Technology Inc. 25LCXXXA* devices are low-density 1 through 4 Kbit Serial Electrically Erasable PROMs (EEPROM). The devices are organized in blocks of x8-bit memory and support the Serial Peripheral Interface (SPI) compatible serial bus architecture. Byte-level and page-level functions are supported.

FEATUREs:
• Max. Clock 5 MHz
• Low-Power CMOS Technology:
- Max. Write Current: 5 mA at 5.5V, 5 MHz
- Read Current: 5 mA at 5.5V, 5 MHz
- Standby Current: 10 μA at 5.5V
• 128 x 8 through 512 x 8-bit Organization
• Byte and Page-level Write Operations
• Self-Timed Erase and Write Cycles (6 ms max.)
• Block Write Protection:
- Protect none, 1/4, 1/2 or all of array
• Built-in Write Protection:
- Power-on/off data protection circuitry
- Write enable latch
- Write-protect pin
• Sequential Read
• High Reliability:
- Endurance: >1M erase/write cycles
- Data retention: > 200 years
- ESD protection: > 4000V
• Temperature Range Supported:
- Extended (H): -40°C to +150°C
• Package is Pb-Free and RoHS Compliant