MAX6603 查看數據表（PDF） - Maxim Integrated

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MAX6603

Dual-Channel, Platinum RTD-to-Voltage Signal Conditioner

Maxim Integrated 

Dual-Channel, Platinum RTD-to-Voltage

Signal Conditioner

±5kV ESD

0.1µF

+5V

RTD SENSOR

OPEN

SHORT TO BAT

(16V)

SHORT TO GND

OPEN

SHORT TO BAT

SHORT TOGETHER

(16V)

SHORT TO GND

CHASSIS GND

VCC

RSRC

RS1+

ESD

CLAMP

RS1-

ESD

CLAMP

VCC

VCC

IEXC

HI-V

DETECT

MAX6603

AMP

FAULT

DETECT

RSRC

RS2+

ESD

CLAMP

AMP

RS2-

ESD

CLAMP

IEXC

HI-V

DETECT

FAULT

DETECT

OUT1

DG1

OUT2

DG2

0.1µF

ADC-REF VCC

ADC1

INPUT1

MICROCONTROLLER

ADC2

INPUT2

GND

Figure 2. The various fault conditions that cause the diagnostic output to assert low are shown for a single channel.

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