8-Channel, 16-/14-Bit,
Serial Input, Voltage Output DAC
AD5362/AD5363
Rev. A
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2008 Analog Devices, Inc. All rights reserved.
FEATURES
8-channel DAC in 52-lead LQFP and 56-lead LFCSP packages
Guaranteed monotonic to 16/14 bits
Nominal output voltage range of 10 V to +10 V
Multiple output voltage spans available
Thermal shutdown function
Channel monitoring multiplexer
GPIO function
System calibration function allowing user-programmable
offset and gain
Channel grouping and addressing features
Data error checking feature
SPI-compatible serial interface
2.5 V to 5.5 V digital interface
Digital reset (RESET)
Clear function to user-defined SIGGNDx
Simultaneous update of DAC outputs
APPLICATIONS
Instrumentation
Industrial control systems
Level setting in automatic test equipment (ATE)
Variable optical attenuators (VOA)
Optical line cards
FUNCTIONAL BLOCK DIAGRAM
SERIAL
INTERFACE
8
6
nn
8
14
n
14
SDI
SCLK
SDO
SYNC
BUSY
RESET
CLR
STATE
MACHINE
CONTROL
REGISTER
GPIO
REGISTER
GPIO
MON_OUT
MON_IN1
MON_IN0
PEC
TEMP_OUT
BIN/2SCOMP
TEMP
SENSOR
AD5362/
AD5363
n = 16 FOR AD5362
n = 14 FOR AD5363
A/B SELECT
REGISTER
TO
MUX 2s
DAC 4
REGISTER
OFS0
REGISTER
OFFSET
DAC 0
OFFSET
DAC 1
DAC 4
BUFFER
GROUP 0
GROUP 1
OUTPUT BUFFER
AND POWER-
DOWN CONTROL
OUTPUT BUFFER
AND POWER-
DOWN CONTROL
OUTPUT BUFFER
AND POWER-
DOWN CONTROL
OUTPUT BUFFER
AND POWER-
DOWN CONTROL
VREF0
VOUT0
VOUT1
VOUT2
VOUT4
VOUT5
VOUT6
VOUT7
VOUT3
SIGGND0
SIGGND1
VREF1
n
X1 REGISTER
M REGISTER
C REGISTER
MUX
2
DVCC
VDD
VSS AGND DGND
LDAC
2
MUX
VOUT0 TO
VOUT7
A/B
MUX
X2A REGISTER
X2B REGISTER
nn
8
A/B SELECT
REGISTER
TO
MUX 2s
DAC 0
REGISTER
DAC 0
n
X1 REGISTER
M REGISTER
C REGISTER
MUX
2
A/B
MUX
X2A REGISTER
X2B REGISTER
n
DAC 7
REGISTER
DAC 7
n
X1 REGISTER
M REGISTER
C REGISTER
MUX
2
A/B
MUX
X2A REGISTER
X2B REGISTER
n
DAC 3
REGISTER
DAC 3
n
X1 REGISTER
M REGISTER
C REGISTER
MUX
2
A/B
MUX
X2A REGISTER
X2B REGISTER
OFS1
REGISTER
05
76
2-
00
1
Figure 1.