ADT7517ARQ-REEL 데이터 시트보기 (PDF) - Analog Devices

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ADT7517ARQ-REEL

SPI-/I2C-Compatible, Temperature Sensor, 4-Channel ADC and Quad Voltage Output

Analog Devices 

ADT7516/ADT7517/ADT7519

FUNCTIONAL BLOCK DIAGRAM

D+/AIN1 7

D–/AIN2 8

LDAC/AIN3 9

AIN4 14

ON-CHIP

TEMPERATURE

SENSOR

ANALOG

MUX

VDD

SENSOR

INTERNAL

TEMPERATURE

VALUE REGISTER

EXTERNAL

TEMPERATURE

VALUE REGISTER

A-TO-D

CONVERTER

VDD

VALUE REGISTER

AIN1

VALUE REGISTER

AIN2

VALUE REGISTER

AIN3

VALUE REGISTER

AIN4

VALUE REGISTER

LIMIT

COMPARATOR

STATUS

REGISTERS

ADDRESS POINTER

REGISTER

THIGH LIMIT

REGISTERS

TLOW LIMIT

REGISTERS

VCC LIMIT

REGISTERS

AINHIGH LIMIT

REGISTERS

AINLOW LIMIT

REGISTERS

CONTROL CONFIG. 1

REGISTER

CONTROL CONFIG. 2

REGISTER

CONTROL CONFIG. 3

REGISTER

DAC CONFIGURATION

REGISTERS

LDAC CONFIGURATION

REGISTERS

INTERRUPT MASK

REGISTERS

SPI/SMBus INTERFACE

ADT7516/ADT7517/ADT7519

DAC A

STRING

REGISTERS DAC A

2 VOUT-A

DAC B

STRING

REGISTERS DAC B

1 VOUT-B

DAC C

STRING

REGISTERS DAC C

16 VOUT-C

DAC D

STRING

REGISTERS DAC D

15 VOUT-D

GAIN

SELECT

LOGIC

POWER-

DOWN

LOGIC

10 INT/INT

INTERNAL

REFERENCE

6

VDD

5

GND

4

13

CS SCL

12

SDA

11

ADD

9

3

LDAC/AIN3 VREF-IN

Figure 6. Functional Block Diagram for the ADT7516/ADT7517/ADT7519

Rev. B | Page 8 of 44

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