MCP1321T-29MEOT Microchip

MCP131X/2X Voltage Supervisor Features: Package Types SOT-23-5 Low Supply Current: 1 A (Typical),10 A (Max.) MCP1316/16M/20 MCP1317 Precision Monitoring Trip Point Options: V RST 1 5 V RST 1 5 - 2.9V and 4.6V (Standard Offerings) DD DD - 2.0V to 4.7V in 100 mV Increments, V V 2 SS 2 SS (Contact the local Microchip Sales Office) MR MR 3 4 WDI 3 4 WDI Resets Microcontroller in a Power-loss Event Reset Delay Time-Out Option: MCP1318/18M/21 MCP1319/19M/22 - 1.4 ms, 30 ms, 200 ms, or 1.6s (Typical) V RST V 1 5 RST 1 5 DD DD Watchdog Timer Input Time-Out Options: V V - 6.3 ms, 102 ms, 1.6s, or 25.6s (Typical) 2 2 SS SS Manual Reset (MR) Input (Active-low) RST 3 4 RST 3 4 MR WDI Single and Complementary Reset Output(s) Reset Output Options: - Push-Pull (Active-high or Active-low) Block Diagram - Open-Drain (Internal or External Pull-up) V DD Temperature Range: Comparator - -40C to +85C for Trip Points 2.0 to 2.4V and, + - -40C to + 125C for Trip Points > 2.5V RST Voltage Range: 1.0V to 5.5V Output RST Reference Driver Lead Free Packaging Voltage Description: MR The MCP131X/2X are voltage supervisor devices Noise Filter designed to keep a microcontroller in Reset until the V SS system voltage has reached and stabilized at the WDI Watchdog proper level for reliable system operation. The table below shows the available features for these devices. Note: Features available depend on the device. Device Features Reset Output A Reset Output B Device WDI Input MR Input Pull-up Active Pull-up Active Type Type Resistor Level Resistor Level MCP1316 Push-Pull Low Yes Yes MCP1316M Open-Drain Internal Low Yes Yes MCP1317 Push-Pull High Yes Yes MCP1318 Push-Pull Low Push-Pull High Yes No MCP1318M Open-Drain Internal Low Push-Pull High Yes No MCP1319 Push-Pull Low Push-Pull High No Yes MCP1319M Open-Drain Internal Low Push-Pull High No Yes MCP1320 Open-Drain External Low Yes Yes MCP1321 Open-Drain External Low Push-Pull High Yes No MCP1322 Open-Drain External Low Push-Pull High No Yes 2005-2012 Microchip Technology Inc. DS21985D-page 1MCP131X/2X NOTES: DS21985D-page 2 2005-2012 Microchip Technology Inc.