STM6821, STM6321 Datasheet - ST Microelectronics

STM6821, STM6321, 5-pin supervisor

STM632x, STM682x 5-pin supervisor with watchdog timer and push-button reset Datasheet - production data 627/ .
The STM6xxx supervisors are self-contained devices which provide microprocessor supervisory functions.

STM6321_STMicroelectronics.pdf

STM6821 Datasheet Preview — This datasheet PDF includes multiple part numbers: STM6821, STM6321. Please refer to the document for exact specifications by model.

Datasheet Details

Part number:

STM6821, STM6321

Manufacturer:

STMicroelectronics ↗

File Size:

560.58 KB

Description:

5-pin supervisor

Note:

This datasheet PDF includes multiple part numbers: STM6821, STM6321.
Please refer to the document for exact specifications by model.

Features

* Precision VCC monitoring of 5, 3.3, 3, or 2.5 V power supplies
* RST outputs (active low, push-pull or open drain)
* RST outputs (active high, push-pull)
* Reset pulse width of 1.4 ms, 200 ms and 240 ms (typ. )
* Watchdog timeout period of 1.6 s (typ. )

Applications

* information
* . . . .11 2.5.1 Watchdog input current
* . . 11 2.5.2 Ensuring a valid reset output down to VCC = 0 V
* . . . 11 2.6 Interfacing to micro

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