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MCP131T-195I/TT Datenblatt(PDF) 1 Page - Microchip Technology |
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MCP131T-195I/TT Datenblatt(HTML) 1 Page - Microchip Technology |
1 / 28 page 2004-2013 Microchip Technology Inc. DS21906C-page 1 MCP102/103/121/131 Features • Ultra low supply current: 1.75 µA (steady-state max.) • Precision monitoring options of: - 1.90V, 2.32V, 2.63V, 2.93V, 3.08V, 4.38V and 4.63V • Resets microcontroller in a power-loss event •RST pin (Active-low): - MCP121: Active-low, open-drain - MCP131: Active-low, open-drain with internal pull-up resistor - MCP102 and MCP103: Active-low, push-pull • Reset Delay Timer (120 ms delay, typ.) • Available in SOT23-3, TO-92 and SC-70 packages • Temperature Range: - Extended: -40°C to +125°C (except MCP1XX-195) - Industrial: -40°C to +85°C (MCP1XX-195 only) • Pb-free devices Applications • Critical Microcontroller and Microprocessor Power-monitoring Applications • Computers • Intelligent Instruments • Portable Battery-powered Equipment General Description The MCP102/103/121/131 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. Table 1 shows the available features for these devices. Package Types Block Diagram TABLE 1: DEVICE FEATURES SOT23-3/SC-70 VSS RST 1 2 3 VDD RST TO-92 SOT23-3/SC-70 VDD VSS 1 2 3 RST VDD VSS VDD Comparator + – Output Driver RST Band Gap Reference VSS Reset Delay Circuit R (1) Note 1: MCP131 Only Device Output Reset Delay (typ) Package Pinout (Pin # 1, 2, 3) Comment Type Pull-up Resistor MCP102 Push-pull No 120 ms RST, VDD, VSS MCP103 Push-pull No 120 ms VSS, RST, VDD MCP121 Open-drain External 120 ms RST, VDD, VSS MCP131 Open-drain Internal (~95 k )120 ms RST, VDD, VSS MCP111 Open-drain External No VOUT, VSS, VDD See MCP111/112 Data Sheet (DS21889) MCP112 Push-Pull No No VOUT, VSS, VDD See MCP111/112 Data Sheet (DS21889) Micropower Voltage Supervisors |
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Ähnliche Beschreibung - MCP131T-195I/TT |
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