(ILC705 - ILC708) MP SUPERVISORY CIRCUIT - Impala Linear Corporation
Description
Impala Linear Corporation
ILC705/706/707/708
mP Supervisory Circuit
General Description
The ILC705/ILC706/ILC707/ILC708 are low cost microprocessor supervisory circuits that monitor power supplies in microprocessor based systems.
Circuit functions include a watchdog timer, microprocessor reset, power failure warning and a debounced manual reset input.
The ILC705 and ILC706 offer a watchdog timer function while the ILC707 and ILC708 have an active high reset output in addition to the active low reset output.
Features
! 4.
4V or 4.
65V Precision Voltage Monitor ! 200ms Reset Pulse Width ! Debounced TTL/CMOS Compatible Manual Reset Input ! Watchdog Timer with 1.
6 sec Timeout (ILC705/ILC706) ! Voltage Monitor for Early Power Fail Warning or Low
Battery Detect
! 8-Pin SOIC or DIP Package
Supply voltage monitor levels of 4.
65V and 4.
4V are available.
The ILC705/ILC707 have a nominal reset threshold level of 4.
65V while the ILC706 and ILC708 have a 4.
4V nominal reset threshold level.
When th...
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