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Datasheet Microchip TC1270ATBVCTTR

Part NumberTC1270ATBVCTTR

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


  • Download » Datasheet PDF, 554 Kb, Revision: 08-09-2011
    TC1270A/TC1270AN/TC1271A Data Sheet
    Docket ↓
    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 ...



Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)




Manual ResetYes
Nominal Reset Voltage2.7, 3, 3.15, 4.5, 4.75 V
Operating Temp. Range-40 to 125 °C
Operating Temperature Range-40 to +125 °C
Power FailNo
Product TypeSupervisor
Reset TypeActive Low
Typical Reset Pulse Width280 ms
Typical Supply Current7 µA
VCC Range1.0 - 5.5 V
Watchdog TimerNo

Eco Plan


Other Options

TC1270AN TC1271A

Moldel Line

Series: TC1270A (31)

Manufacturer's Classification

  • Power Management > Voltage Detectors

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