Microprocessor Supervisory Circuit in 3-Lead SOT-23 & SC70, Active-Low Push-Pull Output


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Please submit RFQ for ADM809SARTZ-REEL7 or email to us: Email: [email protected], we will contact you in 12 hours.

Overview of ADM809SARTZ-REEL7

ADM809 is a supervisory circuit that monitor the power supply voltage in microprocessor systems. They provide a reset output during power-up, power-down, and brownout conditions. On power-up, an internal timer holds reset asserted for 240ms. This holds the microprocessor in a reset state until conditions have stabilized. The reset comparator features built-in glitch immunity, making it immune to fast transients on VCC. It is widely used in application such as microprocessor systems computers, controllers, intelligent instruments etc.


Key Features

  • Specified over temperature
  • Low power consumption is 17µA
  • Operating voltage range is 1.0V to 5.5V
  • Reset assertion down to 1V VCC
  • Power-on reset is 140ms minimum
  • Push-pull RESET output
  • Reset threshold temperature coefficient is 30ppm/°C
  • Supply current is 24µA typ
  • Reset threshold is 2.93V
  • Operating temperature is -40°C to +125°C, packaging style is 3-lead SOT-23


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Source Content uid ADM809SARTZ-REEL7 Pbfree Code No
Rohs Code Yes Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC Part Package Code SOT-23
Package Description TSSOP, TO-236 Pin Count 3
Manufacturer Package Code RT-3 Reach Compliance Code compliant
ECCN Code EAR99 HTS Code 8542.39.00.01
Samacsys Manufacturer Analog Devices Additional Feature RESET THRESHOLD VOLTAGE IS 2.93V
Adjustable Threshold NO Analog IC - Other Type POWER SUPPLY SUPPORT CIRCUIT
JESD-30 Code R-PDSO-G3 JESD-609 Code e3
Length 2.9 mm Moisture Sensitivity Level 1
Number of Channels 1 Number of Functions 1
Number of Terminals 3 Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C Package Body Material PLASTIC/EPOXY
Package Code TSSOP Package Equivalence Code TO-236
Peak Reflow Temperature (Cel) 260 Power Supplies 3.3 V
Qualification Status Not Qualified Seated Height-Max 1.12 mm
Supply Current-Max (Isup) 0.06 mA Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 1.2 V Supply Voltage-Nom (Vsup) 3.3 V
Surface Mount YES Technology CMOS
Temperature Grade AUTOMOTIVE Terminal Finish MATTE TIN
Terminal Form GULL WING Terminal Pitch 0.95 mm
Terminal Position DUAL Threshold Voltage-Nom +2.93V
Time@Peak Reflow Temperature-Max (s) 30

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