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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MCP121 датащи(PDF) 1 Page - Microchip Technology |
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MCP121 датащи(HTML) 1 Page - Microchip Technology |
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1 / 24 page  2004 Microchip Technology Inc. DS-21906A-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 typical) • Available in SOT23-3, TO-92 and SC70 packages • Temperature Range: - Extended: -40°C to +125°C (except MCP1XX-195) - Industrial: -40°C to +85°C (MCP1XX-195 only) • Lead Free Packaging 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. The table below 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 Pin Out (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 Ω)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 |
Аналогичный номер детали - MCP121 |
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Аналогичное описание - MCP121 |
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