ltc1840cgn-trpbf Linear Technology Corporation, ltc1840cgn-trpbf Datasheet
ltc1840cgn-trpbf
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ltc1840cgn-trpbf Summary of contents
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... Single 2.7V to 5.75V Supply Operation Fault Output Signal Status Register Fan Blasting Function Nine Addresses Using Two Programming Lines U APPLICATIO S Servers Desktop Computers Power Supplies Cooling Systems , LTC and LT are registered trademarks of Linear Technology Corporation trademark of Philips Electronics N.V. U TYPICAL APPLICATIO 3.3V 3.3V 10k V CC ...
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... CC (Note 2) 2.7V < V < 5.75V 0.7V, Internal Pull-Down Enabled GPIOX Internal Pull-Down Disabled Internal Pull-Down Disabled (Note 2) Internal Pull-Down Disabled U W ORDER PART TOP VIEW NUMBER LTC1840CGN DACOUTA LTC1840IGN DACOUTB 4 13 BLAST 5 12 TACHB 6 11 TACHA GN PART 7 10 ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER Digital Inputs SCL, SDA V Digital Input High Voltage IH V Digital Input Low Voltage IL V Logic Threshold Voltage LTH I Digital Input Leakage LEAK C Digital Input ...
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LTC1840 W U TYPICAL PERFOR A CE CHARACTERISTICS Supply Current vs Supply Voltage 550 500 450 400 2.5 3.5 4.5 5.5 6.5 V (V) CC 1840 G01 DACOUT DACOUT at V ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS DAC INL 0 0.3 0.2 0.1 0 –0.1 –0.2 0 CODE CTIO S SCL (Pin 1): Serial Clock ...
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LTC1840 CTIO S BLAST (Pin 13): Blast/Timer Function Input. This is a multifunction digital input pin that controls blast and timer operation. If this pin logic high state at power- ...
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U OPERATIO SDA SCL 1 START ADDRESS R/W CONDITION Serial Interface Simple 2-wire interface Multiple devices on same bus Idle bus must have SDA and SCL lines high LTC1840 is read/write Master controls bus Devices listen for unique ...
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LTC1840 U OPERATIO LTC1840 Device Addressing It is possible to configure the part to operate with any one of nine separate addresses through the three state A0 and A1 pins. Table 1 shows the correspondence of addresses to the states ...
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U OPERATIO DIV1 and DIV0 program the ratio by which the internal 50kHz oscillator frequency is divided down to produce the tachometer clocks ( 16). The DIV bits power-up low, which corresponds to a frequency division of ...
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LTC1840 U OPERATIO GPIO Operation The GPIO circuits feature N-channel MOSFET open drain pull-downs that can drive LEDs and readback circuitry to allow the logic states of the GPIO pins to be accessed through the serial interface. The circuits that ...
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... FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... SMBus Accelerator LTC1771 Ultralow Supply Current Step-Down DC/DC Controller LTC4300-1 Hot Swappable 2-Wire Bus Buffer No R and ThinSOT are trademarks of Linear Technology Corporation. SENSE Linear Technology Corporation 12 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 Controlling Fan Pair with Automatic Blast Redundancy ...