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STM818 - 5V supervisor

Download the STM818 datasheet PDF. This datasheet also covers the STM690 variant, as both devices belong to the same 5v supervisor family and are provided as variant models within a single manufacturer datasheet.

Description

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8 1.1.1 1.1.2 1.1.3 1.1.4 1.1.5 1.1.6 1.1.7 1.1.8 1.1.9 1.1.10 MR

Features

  • 5 V operating voltage.
  • NVRAM supervisor for external LPSRAM.
  • Chip-enable gating (STM818 only) for external LPSRAM (7 ns max prop delay).
  • RST and RST outputs.
  • 200 ms (typ) trec.
  • Watchdog timer - 1.6 sec (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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (STM690_STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by STMicroelectronics

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Full PDF Text Transcription

Click to expand full text
STM690A, STM692A, STM703 STM704, STM802, STM805, STM817/8/9 5 V supervisor with battery switchover Features ■ 5 V operating voltage ■ NVRAM supervisor for external LPSRAM ■ Chip-enable gating (STM818 only) for external LPSRAM (7 ns max prop delay) ■ RST and RST outputs ■ 200 ms (typ) trec ■ Watchdog timer - 1.6 sec (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 3 x 3 (DS)(1) 1. Contact local ST sales office for availability. Table 1.
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