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MCP1320T-25LE Datasheet, PDF (1/44 Pages) Microchip Technology – Voltage Supervisor | |||
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MCP131X/2X
Voltage Supervisor
Features
Package Types
⢠Low supply current: 1 µA (typical),10 µA (max.)
⢠Precision monitoring trip point options:
- 2.9V and 4.6V (Standard Offerings)
- 2.0V to 4.7V in 100 mV increments,
(Contact the local Microchip Sales Office)
⢠Resets microcontroller in a power-loss event
⢠Reset Delay Time Out Option:
- 1.4 ms, 30 ms, 200 ms, or 1.6s (typical)
⢠Watchdog Timer Input Time Out Options:
- 6.3 ms, 102 ms, 1.6s, or 25.6s (typical)
⢠Manual Reset (MR) input (active-low)
⢠Single and Complementary Reset output(s)
⢠Reset Output Options:
- Push-Pull (active-high or active-low)
- Open-Drain (internal or external Pull-up)
⢠Temperature Range:
- -40°C to +85°C for trip points 2.0 to 2.4V and,
- -40°C to + 125°C for trip points > 2.5V
⢠Voltage Range: 1.0V to 5.5V
⢠Lead Free Packaging
Description
The MCP131X/2X are voltage supervisor devices
designed to keep a microcontroller in Reset until the
system voltage has reached and stabilized at the
proper level for reliable system operation. The table
below shows the available features for these devices.
SOT-23-5
MCP1316/16M/20
RST 1
VSS 2
5 VDD
RST
VSS
MR 3
4 WDI MR
MCP1317
1
5
2
3
4
VDD
WDI
MCP1318/18M/21
RST 1
5 VDD
VSS 2
RST 3
4 WDI
MCP1319/19M/22
RST 1
5 VDD
VSS 2
RST 3
4 MR
Block Diagram
VDD
Comparator
+
â
Reference
Voltage
Output
Driver
RST
RST
MR
Noise Filter
WDI
Watchdog
VSS
Note: Features available depend on the device
Device Features
Device
Reset Output A
Type
Pull-up Active
Resistor Level
Reset Output B
Type
Pull-up Active
Resistor Level
WDI Input
MR Input
MCP1316
Push-Pull
â
Low
â
â
â
Yes
Yes
MCP1316M Open-Drain Internal Low
â
â
â
Yes
Yes
MCP1317
Push-Pull
â
High
â
â
â
Yes
Yes
MCP1318
Push-Pull
â
Low Push-Pull
â
High
Yes
No
MCP1318M Open-Drain Internal Low Push-Pull
â
High
Yes
No
MCP1319
Push-Pull
â
Low Push-Pull
â
High
No
Yes
MCP1319M Open-Drain Internal Low Push-Pull
â
High
No
Yes
MCP1320
Open-Drain External Low
â
â
â
Yes
Yes
MCP1321
Open-Drain External Low Push-Pull
â
High
Yes
No
MCP1322
Open-Drain External Low Push-Pull
â
High
No
Yes
© 2007 Microchip Technology Inc.
DS21985B-page 1
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