AD5735 Analog Devices, AD5735 Datasheet - Page 3
AD5735
Manufacturer Part Number
AD5735
Description
Quad Channel, 12-Bit, Serial Input, 4-20 mA & Voltage Output DAC with Dynamic Power Control
Manufacturer
Analog Devices
Datasheet
1.AD5735.pdf
(48 pages)
Specifications of AD5735
Resolution (bits)
12bit
Dac Settling Time
11µs
Max Pos Supply (v)
+33V
Single-supply
No
Dac Type
I or V Out
Dac Input Format
SPI
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REFOUT
DETAILED FUNCTIONAL BLOCK DIAGRAM
Data Sheet
CLEAR
ALERT
FAULT
REFIN
DGND
LDAC
SCLK
SYNC
DV
SDIN
SDO
AD1
AD0
DD
(SPI ACTIVITY)
AD5735
AV
–15V
REFERENCE
WATCHDOG
POWER-ON
REGISTER
REGISTER
CONTROL
BUFFERS
STATUS
SS
RESET
TIMER
INPUT
SHIFT
V
AND
REF
AGND
12
AV
+15V
DD
DAC CHANNEL A
DAC CHANNEL B
DAC CHANNEL C
DAC CHANNEL D
REG A
AV
DATA
DAC
5.0V
CC
GAIN REG A
OFFSET REG A
+
REG A
INPUT
DAC
12
Rev. A | Page 3 of 48
Figure 2.
DAC A
SW
CONTROL
DYNAMIC
POWER
B
, SW
C
, SW
SCALING
RANGE
V
OUT
D
7.4V TO 29.5V V
SW
R2
R1
V
A
BOOST_B
, V
V
SEN1
CONVERTER
BOOST_A
BOOST_C
DC-TO-DC
, V
V
SEN2
BOOST_D
R3
I
R
+V
V
–V
I
R
±V
V
OUT_A
OUT_B
OUT_B
OUT_A
SET_B
SET_A
SENSE_B
SENSE_A
SENSE_A
, I
, R
,
OUT_C
V
SET_C
OUT_C
, ±V
, I
SENSE_
, R
OUT_D
,
V
AD5735
SET_D
OUT_D
C , ±V
SENSE_
D
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