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SGM803B Datasheet Low Power Microprocessor Supervisory

Manufacturer: SG Micro

Overview: SGM803B/SGM809B/SGM810B Low Power Microprocessor Supervisory Circuit.

Datasheet Details

Part number SGM803B
Manufacturer SG Micro
File Size 719.13 KB
Description Low Power Microprocessor Supervisory
Datasheet SGM803B-SGMicro.pdf

General Description

The SGM803B, SGM809B and SGM810B are integrated microprocessor supervisory devices which can be reset under power-up, power-down or even voltage reduction brownout conditions.

When VCC is as low as 1V, the reset output can still operate.

On the power-on state, the internal timer maintains a 240ms reset assertion, which keeps the microprocessor in the reset state until the condition is stable.

Key Features

  • Superior Upgrade for MAX803/MAX809/MAX810 and ADM803/ADM809/ADM810.
  • High Accuracy Fixed Detection Options: 3V, 3.3V and 5V.
  • Low Supply Current: 300nA (TYP).
  • Power-on Reset Pulse Width: 150ms (MIN).
  • Reset Output Options:  Open-Drain nRESET Output (SGM803B)  Push-Pull nRESET Output (SGM809B)  Push-Pull RESET Output (SGM810B).
  • Reset Valid Down to VCC = 1V.
  • Fully Specified over Temperature.
  • VCC Transient Immunity.
  • -40℃ to +125℃ Operating Temperature R.

SGM803B Distributor