Datasheet Summary
®
X4043, X4045
4k, 512 x 8 Bit
Data Sheet September 30, 2005 FN8118.1
CPU Supervisor with 4kbit EEPROM
Features
- Selectable watchdog timer
- Low VCC detection and reset assertion
- Five standard reset threshold voltages
- Adjust low VCC reset threshold voltage using special programming sequence
- Reset signal valid to VCC = 1V
- Low power CMOS
- <20µA max standby current, watchdog on
- <1µA standby current, watchdog OFF
- 3mA active current
- 4kbits of EEPROM
- 16-byte page write mode
- Self-timed write cycle
- 5ms write cycle time (typical)
- Built-in inadvertent write protection
- Power-up/power-down protection circuitry
- Protect 0, 1/4, 1/2, all or 16, 32, 64 or 128 bytes of EEPROM array with...
