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DS1233D
5V、经济型复位芯片


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概述
完整的数据资料 (PDF, 128kB)
英文 Download this datasheet in PDF format下载

The DS1233D EconoReset uses a precision temperature-compensated reference and comparator circuit to monitor the status of the power supply (VCC). When an out-of-tolerance condition is detected, an internal power-fail signal is generated, which forces reset to the active state. When VCC returns to an in-tolerance condition, the reset signal is kept in the active state for approximately 350ms to allow the power supply and processor to stabilize.

关键特性
  • Automatically restarts microprocessor after power failure
  • Maintains reset for 350ms after VCC returns to an in-tolerance condition
  • Accurate 5%, 10%, or 15% microprocessor 5V power supply monitoring
  • Reduces need for discrete components
  • Precision temperature-compensated voltage reference and voltage sensor
  • Low-cost TO-92 package or surface mount SOT-223 package
  • Internal 5k pullup resistor
  • Compatible with Motorola 68XXX series and HC16 Microprocessors
  • Operating temperature of -40°C to +85°C

    Key Specifications:   Supervisors (1 Monitored Voltage)
    Part Number Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) RoHS Available Package Operating Temp. Range (°C) Price**
    DS1233D  3.3 to 5.5 Open Drain with Internal Pull-Up 85ms to 300ms No Watchdog 2.5 50 Yes ST223/3
    TO92/3
    -40 to +85 $0.64 @ 1k
    See All Supervisors (1 Monitored Voltage) (268)
    Notes:
    **This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

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    1999-11-18
    本页最后一次更新: 2002-07-01



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