8-/16-Channel, 3 V/5 V, Serial Input, Single-
Supply, 12-/14-Bit Voltage Output DACs
AD5390/AD5391/AD5392
FEATURES
INTEGRATED FUNCTIONS
AD5390: 16-channel, 14-bit voltage output DAC
AD5391: 16-channel, 12-bit voltage output DAC
AD5392: 8-channel, 14-bit voltage output DAC
Guaranteed monotonic
Channel monitor
Simultaneous output update via LDAC
Clear function to user-programmable code
Amplifier boost mode to optimize slew rate
User-programmable offset and gain adjust
Toggle mode enables square wave generation
Thermal monitor
INL: 1 LSB max (AD5391)
3 LSB max (AD5390-5/AD5392-5)
4 LSB max (AD5390-3/AD5392-3)
On-chip 1.25 V/2.5 V, 10 ppm/°C reference
Temperature range: −40°C to +85°C
Rail-to-rail output amplifier
Power-down mode
APPLICATIONS
Instrumentation and industrial control
Power amplifier control
Level setting (ATE)
Package types:
Control systems
64-lead LFCSP (9 mm × 9 mm)
52-lead LQFP (10 mm × 10 mm)
User interfaces:
Microelectromechanical systems (MEMs)
Variable optical attenuators (VOAs)
Optical transceivers (MSA 300, XFP)
Serial SPI®-, QSPI™-, MICROWIRE™-, and DSP-compatible
(featuring data readback)
I2C®-compatible interface
FUNCTIONAL BLOCK DIAGRAM
DV
DD
(×
2)
DGND (
×
2)
AV
DD
(
×2)
AGND (
×
2)
DAC_GND (
×2)
REF_GND
REFOUT/REFIN SIGNAL_GND (
×2)
1.25V/2.5V
REFERENCE
AD5390
2
SPI/I C
INPUT
REG
0
DAC
REG
0
14
14
14
14
14
14
DAC 0
DCEN/AD1
VOUT 0
14
14
m REG0
c REG0
DIN/SDA
SCLK/SCL
SYNC/AD0
SDO
R
R
STATE
R
R
INTERFACE MACHINE
CONTROL
LOGIC
AND
CONTROL
LOGIC
INPUT
REG
1
DAC
REG
1
14
14
DAC 1
VOUT 1
VOUT 2
VOUT 3
VOUT 4
VOUT 5
VOUT 6
14
14
m REG1
c REG1
BUSY
PD
INPUT
REG
6
DAC
REG
6
14
14
14
14
14
14
14
14
DAC 6
CLR
POWER-ON
RESET
14
14
RESET
m REG6
c REG6
R
R
R
R
V
0
V 15
IN
IN
INPUT
DAC
REG
7
REG
7
DAC 7
VOUT 7
VOUT 8
14
14
MON_IN1
MON_IN2
m REG7
c REG7
MUX
×
2
VOUT 15
LDAC
MON_OUT
Figure 1.
Rev. A
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