SP691ACP Exar Corporation, SP691ACP Datasheet
SP691ACP
Related parts for SP691ACP
SP691ACP Summary of contents
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Low Power Microprocessor Supervisory FEATURES Precision 4.65V/4.40V Voltage Monitoring 200ms Or Adjustable Reset Time 100ms, 1.6s Or Adjustable Watchdog Time 60µA Maximum Operating Supply Current 2.0µA Maximum Battery Backup Current 0.1µA Maximum Battery Standby Current Power Switching 250mA Output ...
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These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods ...
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V = +4.75V to +5.5V for the SP691A/800L noted. Typical values apply AMB ...
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V = +4.75V to +5.5V for the SP691A/800L noted. Typical values apply AMB ...
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V = +4.75V to +5.5V for the SP691A/800L noted. Typical values apply AMB NOTE 1: Either can go to 0V, if the other is greater than 2.0V. CC BATT ...
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V = 4.5V 0 2.8V BATT 0.7 0.5 0.3 -60 - Temperature ( o C) Figure On-Resistance vs. Temperature CC OUT 4. BATT 4.68 4.67 4.66 4.65 ...
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Long Watchdog Timeout Period Reset Active Timeout Period Short Watchdog Timeout Period 100 10 1 0.1 10 100 1000 OSCIN Capacitor (pF) Figure 11. Watchdog and Reset Timeout Period vs. OSC Timing Capacitor ( OSC 1000 100 ...
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TOP VIEW BATT OUT Vcc 3 14 GND 4 13 Corporation BATT LOWLINE OSC IN OSC 8 9 SEL DIP/SO PIN ASSIGNMENTS Pin 1 — V — ...
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Pin 12 — CE — Chip-Enable Output. This OUT output pin goes LOW only when CE LOW and V is above the reset threshold CC voltage LOW when RESET is IN asserted, this output pin will stay ...
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Regulated + RESET µP NMI I/O LINE A0-A15 Address BUS Decode CMOS RAM RAM n 0.1µF Figure 17. Typical Application Circuit of the SP691A/693A/800L/800M The SP691A/693A/800L/800M devices are microprocessor (µP) supervisory circuits that monitor ...
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Watchdog function Monitors µP activity where the watchdog output goes to a logic LOW state if the watchdog input is not toggled for greater than the timeout period. 5) Internal switch Switches over from the ...
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WDI WDO RESET Figure 20. Watchdog Timeout Period and Reset Active Time Watchdog Function The watchdog monitors µP activity via the Watchdog Input (WDI). If the µP becomes inactive, RESET and RESET are asserted. ...
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V CE BATT 2.8V CE OUT 12 4 GND Figure 22. Chip Enable Propagation Delay Test Circuit Chip-Enable Output In the enabled mode, the impedance equivalent to 65Ω in series with the source driving ...
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Vcc 1N4148 BATT 0.47F Corporation GND 4 Figure 25. High Capacity Capacitor on V Continuous current should be limited to 25mA and peak currents (only during power-up) limited to 250mA. The reverse leakage of this ...
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Minimum value of R Maximum value the connected number of RAMs OUT GND OUT 4 12 Active-HIGH CE Logic Lines for Memory Devices Figure 26. Alternate ...
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V CC PFI PFO GND 1. 5 PFO + TRIP * negative voltage TRIP Figure 28. Monitoring a Negative Voltage Negative-Going V Transients CC While asserting resets ...
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Watchdog Software Considerations A way to help the watchdog timer keep a closer watch on software execution involves setting and resetting the watchdog input at different points in the program, rather than "pulsing" the watchdog input high-low-high or low-high-low. This ...
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D e E/2 1 INDEX AREA (D/2 X E1/2) TOP VIEW 16 Pin NSOIC JEDEC MO-012 (AC) Variation MIN SYMBOL A 1.35 A1 0.1 A2 1.25 b 0. ø 0º ...
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D E INDEX AREA (D/2 X E1/2) e TOP VIEW 16 Pin SOIC JEDEC MS-013 (AA) Variation MIN NOM SYMBOL ...
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PIN PDIP JEDEC MS-001 (BB) Variation SYMBOL MIN NOM 0. 0.115 0.13 b 0.014 0.018 b2 0.045 0.06 b3 0.3 0.039 c 0.008 0.01 D 0.735 0.75 D1 0.005 ...
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... Part Number SP691ACP ............................................... 0 SP691ACN ............................................... 0 SP691ACN/TR ......................................... 0 SP691ACT ............................................... 0 SP691ACT/TR ......................................... 0 SP691AEP ............................................. -40 SP691AEN ............................................. -40 SP691AEN/TR ....................................... -40 SP691AET ............................................. -40 SP691AET/TR ........................................ -40 SP693ACP ............................................... 0 SP693ACN ............................................... 0 SP693ACN/TR ......................................... 0 SP693ACT ............................................... 0 SP693ACT/TR ......................................... 0 SP693AEP ............................................. -40 SP693AEN ............................................. -40 SP693AEN/TR ....................................... -40 SP693AET ............................................. -40 SP693AET/TR ........................................ -40 Available in lead free packaging. To order add “-L” suffix to part number. Example: SP691AEN/TR = standard; SP691AEN-L/TR = lead free /TR = Tape and Reel Pack quantity is 2500 for NSOIC and WSOIC ...
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Part Number SP800LCP ............................................... 0 SP800LCN ............................................... 0 SP800LCN/TR ......................................... 0 SP800LCT ................................................ 0 SP800LCT/TR .......................................... 0 SP800LEP ............................................. -40 SP800LEN ............................................. -40 SP800LEN/TR ....................................... -40 SP800LET .............................................. -40 SP800LET/TR ........................................ -40 SP800MCP .............................................. 0 SP800MCN .............................................. 0 SP800MCN/TR ........................................ ...