AD5755-1_11 AD [Analog Devices], AD5755-1_11 Datasheet - Page 3
AD5755-1_11
Manufacturer Part Number
AD5755-1_11
Description
Quad Channel, 16-Bit,Serial Input, 4 mA to 20 mA and Voltage Output DAC,Dynamic Power Control
Manufacturer
AD [Analog Devices]
Datasheet
1.AD5755-1_11.pdf
(48 pages)
- Current page: 3 of 48
- Download datasheet (2Mb)
DETAILED FUNCTIONAL BLOCK DIAGRAM
REFOUT
CLEAR
ALERT
FAULT
REFIN
DGND
LDAC
SYNC
SCLK
DV
SDIN
SDO
AD1
AD0
DD
–15V/0V AGND
(SPI ACTIVITY)
AD5755-1
AV
REFERENCE
WATCHDOG
POWER-ON
REGISTER
REGISTER
CONTROL
BUFFERS
STATUS
SS
RESET
TIMER
INPUT
SHIFT
VREF
AND
16
AV
+15V
DD
DAC CHANNEL A
DAC CHANNEL B
DAC CHANNEL C
DAC CHANNEL D
INPUT
REG A
AV
5.0V
CC
GAIN REG A
OFFSET REG A
+
REG A
DAC
Rev. A | Page 3 of 48
16
Figure 2.
DAC A
SW
CONTROL
POWER
B
, SW
C
, SW
SCALING
RANGE
VOUT
D
7.4V TO 29.5V
SW
R2
R1
V
A
BOOST_B
REG
, V
V
V
SEN1
CONVERTER
BOOST_A
BOOST_C
DC-TO-DC
, V
V
SEN2
BOOST_D
R3
I
R
CHARTA
+V
V
I
R
CHARTB, CHARTC, CHARTD
+V
V
OUT_A
OUT_B
SET_B
OUT_B
SET_A
OUT_A
SENSE_B
SENSE_A
, I
, R
,
OUT_C
V
SET_C
OUT_C
, +V
AD5755-1
, I
SENSE_
, R
OUT_D
,
V
SET_D
OUT_D
C , +V
SENSE_
D
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