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STM690 - 3V Supervisor

Description

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9 1.1.1 MR (manual reset)

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Features

  • RST or RST outputs.
  • NVRAM supervisor for external LPSRAM.
  • Chip enable gating (STM795 only) for external LPSRAM (7 ns max prop delay).
  • Manual (push-button) reset input.
  • 200 ms (typ) trec.
  • Watchdog timer - 1.6 s (typ).
  • Automatic battery switchover.
  • Low battery supply current - 0.4 µA (typ).
  • Power-fail comparator (PFI/PFO).
  • Low supply current - 40 µA (typ).
  • Guaranteed RST (RST) assertion down to VCC = 1.0 V.
  • Operating temperature:.

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Datasheet preview – STM690

Datasheet Details

Part number STM690
Manufacturer STMicroelectronics
File Size 945.84 KB
Description 3V Supervisor
Datasheet download datasheet STM690 Datasheet
Additional preview pages of the STM690 datasheet.

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Full PDF Text Transcription

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STM690, STM704, STM795 STM802, STM804, STM805, STM806 3 V supervisor with battery switchover Features ■ RST or RST outputs ■ NVRAM supervisor for external LPSRAM ■ Chip enable gating (STM795 only) for external LPSRAM (7 ns max prop delay) ■ Manual (push-button) reset input ■ 200 ms (typ) trec ■ Watchdog timer - 1.6 s (typ) ■ Automatic battery switchover ■ Low battery supply current - 0.4 µA (typ) ■ Power-fail comparator (PFI/PFO) ■ Low supply current - 40 µA (typ) ■ Guaranteed RST (RST) assertion down to VCC = 1.0 V ■ Operating temperature: –40 °C to 85 °C (industrial grade) ■ RoHS compliance – Lead-free components are compliant with the RoHS directive 8 1 SO8 (M) TSSOP8 3x3 (DS)(1) 1. Contact local ST sales office for availability. Table 1.
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