ADM691SQ

supervisory circuit, 4.65V, 16CDIP, 20 mA, 500 mW, ADM691SQ, Analog Devices

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Price:: US $21.11~28.87 / piece [Get Latest Price]

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PartNumber:: ADM691SQ

Brand:: Analog Devices - ADI | Pack: CDIP | D/C: 11+

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Products Upload time: 2012-01-31

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Part Number:ADM691SQ
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Product Summary

The ADM691SQ is a supervisory circuit. It offers complete single chip solutions for power supply monitoring and battery control functions in microprocessor systems. The function of the ADM691AR includes P reset, backup battery switchover, watchdog timer, CMOS RAM write protection, and power failure warning. The complete family provides a variety of configurations to satisfy most microprocessor system requirements. The applications of the ADM691SQ include Microprocessor Systems, Computers, Controllers, Intelligent Instruments and Automotive Systems.

Parametrics

ADM691SQ absolute maximum ratings: (1)VCC: –0.3 V to +6 V; (2)VBATT: –0.3 V to +6 V; (3)All Other Inputs: –0.3 V to VOUT + 0.5 V; (4)Input Current, VCC: 200 mA, VBATT: 50 mA, GND: 20 mA; (5)Digital Output Current: 20 mA; (6)Power Dissipation, N-8 DIP: 400 mW; (7)θJA Thermal Impedance: 120℃/W; (8)Power Dissipation, Q-8 DIP: 500 mW; (9)θJA Thermal Impedance: 125℃/W; (10)Power Dissipation, N-16 DIP: 600 mW; (11)θJA Thermal Impedance: 135℃/W; (12)Power Dissipation, Q-16 DIP: 600 mW; (13)θJA Thermal Impedance: 100℃/W; (14)Power Dissipation, R-16 SOIC: 600 mW; (15)θJA Thermal Impedance: 110℃/W.

Features

ADM691SQ features: (1)Superior Upgrade for MAX690–MAX695; (2)Specified Over Temperature; (3)Low Power Consumption (5 mW); (4)Precision Voltage Monitor; (5)Reset Assertion Down to 1 V VCC; (6)Low Switch On-Resistance 1.5 Ω Normal, 20 Ω in Backup; (7)High Current Drive (100 mA); (8)Watchdog Timer—100 ms, 1.6 s, or Adjustable; (9)600 nA Standby Current; (10)Automatic Battery Backup Power Switching; (11)Extremely Fast Gating of Chip Enable Signals (5 ns); (12)Voltage Monitor for Power Fail.