Key facts
- Brand
- Maxim
- Model
- MAX690
- Documents
- 4
- Languages
- EN
- Last added
- 2012-06-08
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Maxim MAX690/91/92/93/94/95 Microprocessor Supervisory Circuits Datasheet
This document describes the MAX690 Family of supervisory circuits designed to reduce complexity in power supply monitoring and battery control functions for microprocessor systems. The family includes models with 8-pin packages (MAX690, MAX692, MAX694) and 16-pin packages (MAX691, MAX693, MAX695), offering features such as reset outputs during power-up or failure, battery backup switching for CMOS RAM, watchdog timers, and voltage monitoring.
Read onlineMaxim MAX690 specifications
| Reset Voltage Threshold (MAX690/91/94/95) | 4.65V typical, range 4.5V to 4.85V |
|---|---|
| Power OK/Reset Time Delay (Internal) | 50ms or 200ms, or adjustable |
| Watchdog Timeout Period (Internal) | 100ms, 1.6 sec, or adjustable |
| Standby Current | 1A maximum |
Source: Maxim MAX690/91/92/93/94/95 Microprocessor Supervisory Circuits Datasheet
All Maxim MAX690 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the operating voltage range for MAX690/91/94/95?
The operating voltage range (Vcc) is 4.75V to 5.5V.
From: Maxim MAX690/91/92/93/94/95 Microprocessor Supervisory Circuits Datasheet
What is the reset voltage threshold for the MAX690A?
The reset threshold for the MAX690A is 4.65 V.
From: Maxim MAX690A/MAX692A/MAX802L/MAX802M/MAX805L Datasheet
What is the watchdog timeout period?
The watchdog timer times out after 1.6 seconds.
From: Maxim MAX690A/MAX692A/MAX802L/MAX802M/MAX805L Datasheet
What is the reset voltage threshold for the MAX690A?
The MAX690A resets when the supply voltage falls below 4.65 V.
From: Maxim MAX690A/MAX692A/MAX802L/MAX802M/MAX805L Datasheet
How long does the reset pulse last?
The reset pulse width is specified as 200 ms.
From: Maxim MAX690A/MAX692A/MAX802L/MAX802M/MAX805L Datasheet