Description
® X4323, X4325 32k, 4k x 8 Bit Data Sheet May 25, 2006 FN8122.1 CPU Supervisor with 32k EEPROM .
The X4323, X4325 combines four popular functions, Power-on Reset Control, Watchdog Timer, Supply Voltage Supervision, and Serial EEPROM Memory in one.
Features
* Selectable watchdog timer
* Low VCC detection and reset assertion
* Four standard reset threshold voltages
* Adjust low VCC reset threshold voltage using special programming sequence
* Reset signal valid to VCC = 1V
* Low power CMOS
Applications
* requiring higher precision. BLOCK DIAGRAM
Watchdog Transition Detector WP SDA Data Register Command Decode & Control Logic VCC Threshold Reset logic Block Lock Control Protect Logic Status Register EEPROM Array RESET (X4323) RESET (X4325) Reset & Watchdog Timebase 4kb Watchdog Timer Reset
SCL S0 S
