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Part Name
Description
AD5757 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD5757
Quad Channel, 16-Bit, Serial Input, 4 mA to 20 mA Output DAC, Dynamic Power Control, HART Connectivity
Analog Devices
AD5757 Datasheet PDF : 45 Pages
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AD5757
Data Sheet
DETAILED FUNCTIONAL BLOCK DIAGRAM
AV
CC
5.0V
AV
DD
AGND +15V
SW
A
V
BOOST_A
DV
DD
DGND
LDAC
CLEAR
SCLK
SDIN
SYNC
SDO
FAULT
ALERT
REFOUT
REFIN
AD1
AD0
POWER-ON
RESET
INPUT
SHIFT
REGISTER
AND
16
CONTROL
STATUS
REGISTER
WATCHDOG
TIMER
(SPI ACTIVITY)
VREF
REFERENCE
BUFFERS
AD5757
INPUT
REG A
+
GAIN REG A
OFFSET REG A
DAC CHANNEL A
DAC CHANNEL B
DAC CHANNEL C
DAC CHANNEL D
DAC
16
REG A
DC-TO-DC
CONVERTER
POWER 7.4V TO 29.5V
V
SEN1
CONTROL
REG
V
SEN2
R2
R3
DAC A
I
OUT_A
R1
R
SET_A
CHARTA
I
OUT_B
, I
OUT_C
, I
OUT_D
R
SET_B
, R
SET_C
, R
SET_D
CHARTB, CHARTC, CHARTD
SW
B
, SW
C
, SW
D
Figure 2.
V
BOOST_B
, V
BOOST_C
, V
BOOST_D
Rev. G | Page 4 of 45
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