DS1831C
DS1831C is 3.3V/2.5V Multisupply MicroMonitor manufactured by Maxim Integrated.
FEATURES
- 2.5V power-on reset
- 3.3V power-on reset
- Two referenced parators with separate outputs for monitoring additional supplies
- Internal power is drawn from higher of either the IN2.5V input or the IN3.3V input
- Excellent for systems designed to operate with multiple power supplies
- Asserts resets during power transients
- Pushbutton reset input for system override
- Maintains reset for user configurable times of 10ms, 100ms, or 1s
- Watchdog timer for software monitoring (DS1831D)
- Precision temperature-pensated voltage reference and voltage sensor
- 16-pin DIP and 16-pin 150mil SO available
- Operating Temperature of -40°C to +85°C
DS1831D
PIN ASSIGNMENT
IN2.5V RST2.5V TOL2.5V TD2.5V PBRST2.5V
IN1
1 2 3 4 5 6
16 IN3.3V 15 RST3.3V 14 TOL3.3V 13 TD3.3V 12 PBRST3.3V 11 NMI1
IN2 7
10 NMI2
GND 8
9 MPBRST
16-Pin (300mil) DIP &
16-Pin (150mil) SO
DS1831E
IN2.5V RST2.5V TOL2.5V TD2.5V PBRST2.5V
IN1
1 2 3 4 5 6
16 IN3.3V 15 RST3.3V 14 TOL3.3V 13 TD3.3V 12 PBRST3.3V 11 NMI1
IN2.5V RST2.5V TOL2.5V TD2.5V PBRST2.5V
IN1
1 2 3 4 5 6
16 IN3.3V 15 RST3.3V 14 TOL3.3V 13 TD3.3V 12 PBST 11 NMI1
ST 7
10 WDS
IN2 7
10 NMI2
GND 8
9...
