Datasheet Microchip TC1271ATBVCTTR The TC1270A, TC1271A and TC1270AN are cost-effective system supervisor circuits designed to monitor VCC in digital systems and provide a reset signal to the host processor when necessary Datasheets- Download » Datasheet, PDF, 554 Kb, Revision: 08-09-2011
TC1270A/TC1270AN/TC1271A Data Sheet
Docket ↓TC1270A/70AN/71A
Voltage Supervisor with Manual Reset Input
Features: Package Types
SOT-143 SOT-143
1 RST 2 TC1270A
TC1270AN VSS 4 VDD VSS 1 3 MR 2 RST 2 MR 3 5 4 VDD 3 MR VSS RST NC 1 VDD 2 MR 3 TC1271A VDD TC1270A
TC1270AN 1 4 SOT-23-5 SOT-23-5
NC TC1271A Precision Voltage Monitor
-2.63V, 2.93V, 3.08V, 4.38V and 4.63V Trip
Points (Typical) Manual Reset Input Reset Time-Out Delay:
-Standard: 280 ms (Typical)
-Optional: 2.19 ms, and 35 ms (Typical) Power Consumption п‚Ј 15 ВµA max No glitches on outputs during power-up Active Low Output Options:
-Push-Pull Output and Open-Drain Output Active High Output Option:
-Push-Pull Output Replacement for (Specification compatible with):
-TC1270, TC1271
-TCM811, TCM812 Fully Static Design Low-Voltage Operation (1.0V) ESD Protection:
-п‚і 4 kV Human Body Model (HBM)
-п‚і 400V Machine Model (MM) Extended (E) Temperature Range:
-40В°C to +125В°C Package Options:
-4-Lead SOT-143
-5-Lead SOT-23
-Pb-free Device 5 VSS 4 RST Functional Block Diagram
Voltage ...
PricesStatus| Lifecycle Status | Production (Appropriate for new designs but newer alternatives may exist) |
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PackagingParametrics| Manual Reset | Yes |
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| Nominal Reset Voltage | 2.7, 3, 3.15, 4.5, 4.75 V |
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| Operating Temp. Range | -40 to 125 °C |
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| Operating Temperature Range | -40 to +125 °C |
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| Output | Push-Pull |
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| Power Fail | No |
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| Product Type | Supervisor |
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| Reset Type | Active High |
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| Typical Reset Pulse Width | 280 ms |
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| Typical Supply Current | 7 µA |
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| VCC Range | 1.0 - 5.5 V |
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| Watchdog Timer | No |
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Eco PlanOther OptionsTC1270A TC1270AN Moldel LineSeries: TC1271A (30) Manufacturer's Classification- Power Management > Voltage Detectors
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