X5001P INTERSIL [Intersil Corporation], X5001P Datasheet
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X5001P
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X5001P Summary of contents
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Data Sheet CPU Supervisor FEATURES • 200ms power-on reset delay • Low V detection and reset assertion CC —Five standard reset threshold voltages —Adjust low V reset threshold voltage using CC special programming sequence —Reset signal valid to V ...
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PIN CONFIGURATION 8-Lead TSSOP RESET CS/WDI PIN DESCRIPTION Pin Pin (SOIC/PDIP) TSSOP Name 1 1 CS/WDI SCK ...
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PRINCIPLES OF OPERATION Power-on Reset Application of power to the X5001 activates a power- on reset circuit. This circuit goes active at 1V and pulls the RESET/RESET pin active. This signal prevents the system microprocessor from starting to operate with ...
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Figure 1. Sample V Reset Circuit TRIP V P Adjust V TRIP Adj. Run Figure 2. Set V Level Sequence (V TRIP SCK SI 03h Figure ...
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Figure 4. V Programming Sequence TRIP New V Applied = CC Old V Applied + Error CC SPI INTERFACE The device is designed to interface directly with the synchronous Serial Peripheral Interface (SPI) of many popular microcontroller families. The device ...
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Watchdog Timer Register Watchdog Timer Control Bits The watchdog timer control bits, WD select the watchdog time out period. These nonvola- tile bits are programmed with the set ...
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Figure 5. Read Watchdog Timer Setting SCK RWDT Instruction SI SO Figure 6. Enable Watchdog Change/Disable Watchdog Change Sequence CS SCK SI SO Figure 7. Write Watchdog Timer Sequence CS 0 SCK SI High ...
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Figure 8. Read Nonvolatile Status (Option 1) (Used to determine end of Watchdog Timer store operation SCK SI SO Figure 9. Read Nonvolatile Status (Option 2) (Used to determine end of Watchdog Timer store operation ...
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ABSOLUTE MAXIMUM RATINGS Temperature under bias ................... -65°C to +135°C Storage temperature ........................ -65°C to +150°C Voltage on any pin with respect to V ...................................... -1.0V to +7V SS D.C. output current ............................................... 5mA Lead temperature (soldering, 10 seconds) ........ ...
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POWER-UP TIMING Symbol Parameter (2) t Power-up to read operation PUR (2) t Power-up to write operation PUW CAPACITANCE T = +25° 1MHz Symbol (2) C Output capacitance (SO, RESET) OUT (2) C Input capacitance (SCK, ...
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Data Output Timing Symbol Parameter f Clock frequency SCK t Output disable time DIS t Output valid from clock low V t Output hold time HO (3) t Output rise time RO (3) t Output fall time FO Notes: (3) ...
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... CC RESET (X5001) RESET Output Timing Symbol V Reset trip point voltage, X5001PT-4.5A TRIP Reset trip point voltage, X5001PT-4.5 Reset trip point voltage, X5001PT-2.7A Reset trip point voltage, X5001PT-2.7 Reset trip point voltage, X5001PT-1.8 t Power-up reset timeout PURST ( detect to reset/output RPD CC (5) ...
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Figure 13. CS vs. RESET Timing CS RESET RESET Output Timing Symbol Parameter t Watchdog timeout period, WDO pulse width ...
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V Programming Parameters TRIP Parameter t V program enable voltage setup time VPS TRIP t V program enable voltage hold time VPH TRIP t V programming CS inactive time PCS TRIP t V setup time TSU TRIP t V hold ...
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V Supply Current vs. Temperature (I CC Watchdog Timer Watchdog Timer Watchdog Timer Off (V CC 0.55 0.35 -40C 25C Temp (c) V vs. Temperature (programmed at 25°C) TRIP 5.025 5.000 ...
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PACKAGING INFORMATION 8-Lead Plastic Small Outline Gull Wing Package Type S Pin 1 Index 0.050 (1.27) 0.010 (0.25) 0.020 (0.50) 0° - 8° 0.016 (0.410) 0.037 (0.937) NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 16 X5001 Pin 1 ...
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PACKAGING INFORMATION 0° - 8° .019 (.50) .029 (.75) Detail A (20X) See Detail “A” NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 17 X5001 8-Lead Plastic, TSSOP, Package Type V .025 (.65) BSC .169 (4.3) .252 (6.4) BSC ...
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... TRIP = 4.25-4.5V TRIP Blank = 4.5 to 5.5V +70° 4.25-4. 4.5 to 5.5V, -40 to +85°C, V TRIP = 4.5-4.75V AL = 4.5 to 5.5V +70°C, V TRIP = 4.5-4.75V AM = 4.5 to 5.5V, -40 to +85°C, V TRIP Part Number RESET (Active LOW) X5001P-4.5A X5001S8-4.5A X5001V8-4.5A X5001P X5001S8 X5001V8 X5001S8-2.7A X5001S8-2.7 X5001V8-2.7 = 1.7-1.8V TRIP = 1.7-1.8V TRIP = 2.55-2.7V TRIP = 2.55-2.7V TRIP = 2.85-3.0V TRIP = 2.85-3.0V TRIP = 4 ...