MAX6324GUT29-T Maxim Integrated, MAX6324GUT29-T Datasheet
MAX6324GUT29-T
Specifications of MAX6324GUT29-T
Related parts for MAX6324GUT29-T
MAX6324GUT29-T Summary of contents
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... WDI 3 4 SOT23 Typical Operating Circuit appears at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. o Min/Max (Windowed) Watchdog, 8 Factory-Trimmed Timing Options o Pulsed Open-Drain, Active-Low Watchdog Output o Power-On Reset o Precision Monitoring of +2 ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset ABSOLUTE MAXIMUM RATINGS Terminal Voltage (with respect to GND) V ..................................................................-0.3V to +6.0V CC MR, RESET (MAX6323), WDI................-0. WDPO, RESET (MAX6324) ..............................-0.3V to +6.0V , WDI, MR ..............................................20mA Input Current Output Current, RESET, WDPO ..........................................20mA Rate of Rise, V ............................................................100V/µs ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset ELECTRICAL CHARACTERISTICS (continued full range -40°C to +125°C, unless otherwise noted. Typical values are PARAMETER SYMBOL WATCHDOG INPUT AND OUTPUT Watchdog Timeout (Fast) t WD1 (Notes 2, 3) Watchdog Timeout (Slow) ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset (V = full range +25°C, unless otherwise noted SUPPLY CURRENT vs. TEMPERATURE -40 - TEMPERATURE (°C) NORMALIZED RESET THRESHOLD vs. TEMPERATURE 1.0005 1.0000 0.9995 ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset (V = full range +25°C, unless otherwise noted FAST WATCHDOG TIMEOUT PERIOD WDI WDPO PIN NAME Active-Low, Manual Reset Input. When MR is asserted low, RESET is asserted low, the internal watchdog MR timer is reset to zero, and WDPO is reset to high impedance (open drain). After the rising edge of MR, 1 RESET is asserted for at least 100ms ...
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... CONDITION 3 * UNDETERMINED STATES MAY OR MAY NOT GENERATE A FAULT CONDITION. Figure 1. Detailed Watchdog Input Timing Relationship Detailed Description The MAX6323/MAX6324 µP supervisory circuits main- tain system integrity by alerting the µP to fault condi- tions. In addition to a standard V power-on reset, brownout detect, and power-down ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset RESET WDI WDPO Figure 2. Fast Fault Timing RESET WDI WDPO Figure 3. Slow Fault Timing RESET WDI H WDPO L Figure 4. Normal Operation, WDPO Not Asserted _______________________________________________________________________________________ t < t (min) WDI WD1 FAST FAULT t < t ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset V CC 100ms (min) RESET MR Figure 5. RESET Timing Relationship falls below the preset threshold or when the manual reset input (MR) is asserted. The RESET output remains asserted for at least 100ms after V the reset threshold and MR is deasserted (Figure 5). ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset MAX6323 RESET GND Figure 6. RESET Valid Ground Circuit CC Interfacing to µPs with Bidirectional Reset Pins Since the RESET output on the MAX6324 is open-drain, this device easily interfaces with µPs that have bidirec- tional reset pins, such as the Motorola 68HC11. Connecting the µ ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset START SET WDI LOW SUBROUTINE OR PROGRAM LOOP SET WDI HIGH RETURN END Figure 9. Watchdog Flow Diagram V CC 500pF *MAX6324 ONLY Figure 10. WDPO to MR Loopback Circuit 10 ______________________________________________________________________________________ An error detected by the watchdog often indicates that a problem has occurred in the µ ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset Standard Versions MAX6323AUT29 MAX6323AUT46 MAX6323CUT29 MAX6323CUT46 MAX6323DUT29 MAX6323DUT46 MAX6323HUT29 MAX6323HUT46 Ordering Information (continued) TEMP PART RANGE MAX6324_UT_ _-T -40°C to +125°C MAX6324_UT_ _/V-T -40°C to +125° 6324_U T_ _ -40°C to +125°C *These devices are factory trimmed to one of eight watchdog- timeout windows and one of six reset voltage thresholds ...
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... Supervisory Circuits with Windowed (Min/Max) Watchdog and Manual Reset V CC 500pF *MAX6324 ONLY For the latest package outline information and land patterns www.maxim-ic.com/packages. Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing pertains to the package regardless of RoHS status ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 13 © 2010 Maxim Integrated Products DESCRIPTION Maxim is a registered trademark of Maxim Integrated Products, Inc ...