Part number:
DS1239
Manufacturer:
DALLAS
File Size:
56.43 KB
Description:
Micromanager chip.
Datasheet Details
Part number:
DS1239
Manufacturer:
DALLAS
File Size:
56.43 KB
Description:
Micromanager chip.
DS1239, MicroManager Chip
VBAT VCCO VCC GND PF PF WC/ SC PSI IN NMI ST CEO CEI PBRST RST PSO - +3 Volt Battery Input - Switched SRAM Supply Output - +5 Volt Power Supply Input - Ground - Power Fail (Active High) - Power Fail (Active Low) - Wake-Up Control (Sleep) - Power Supply Control Input - Early Warning Input - Non-M
DS1239 Features
* Provides necessary control for start up and shutdown of power supply from keyboard Holds microprocessor in check during power transients Halts and restarts an out-of-control microprocessor Monitors push button for external override Warns microprocessor of an impending power failure Converts CMOS SRA
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