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MAX691CPE - MAX691 Microprocessor Supervisory Circuits Datasheet - Buy MAX691CPE


Photograph
MAX691CPE - MAX691 Microprocessor Supervisory Circuits
Features

Precision Voltage Monitor 4.65V

Power OK/Reset Time Delay

Watchdog Timer - 100ms, 1.6 sec, or Adjustable

Minimum Component Count

1µA Standby Current

Battery Backup Power Switching

Onboard Gating of Chip Enable Signals

Voltage Monitor for Power Fail or Low Battery Warning


Pin Description
Pin Number Description
1 Vbatt - Backup Battery Input
2 Vout - Vcc or Vbat Output, Depending on Voltage
3 Vcc - +5V Power Supply Input
4 GND - Ground
5 Batt On - Indicates Supply is from the Battery
6 Low Line - Indicates Power Supply Voltage is Low
7 OCS IN
8 OSC SEL
9 PFI - Power Fail Input
10 PFO - Power Fail Output
11 WDI - Watchdog Input
12 CE Out
13 CE In
14 WDO - Watchdog Output
15 RESET - Active High Reset
16 RESET - Active Low Reset
Pin Layout
MAX691 Pin Layout

Dimensional Drawing
IC Dimensional Drawing

Technical Data

Data Sheet

Maxim Integrated - Data Sheet for MAX691

Application Notes

   







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