AD5383 Analog Devices, AD5383 Datasheet - Page 20

• Manufacturer Part Number: AD5383
• Description: 32-Channel 12-Bit 3 V/5 V Single-Supply Voltage-Output DAC
• Manufacturer: Analog Devices

Specifications of AD5383

• Resolution (bits): 12bit
• Dac Update Rate: 167kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: No
• Dac Type: Voltage Out
• Dac Input Format: Par,Ser,SPI

AD5383
–0.05
–0.10
–0.15
–0.20
Figure 21. AD5383-5 Output Amplifier Source and Sink Capability
0.20
0.15
0.10
0.05
600
500
400
300
200
100
–1
6
5
4
3
2
1
0
0
0
–40
100
0
FULL-SCALE
Figure 22. Headroom at Rails vs. Source/Sink Current
–20
REFOUT = 1.25V
0.25
Figure 23. REFOUT Noise Spectral Density
(V
3/4 SCALE
DD
1/4 SCALE
–10
–V
0.50
ZERO-SCALE
OUT
MIDSCALE
ERROR AT ZERO SINKING CURRENT
–5
) AT FULL-SCALE SOURCING CURRENT
1k
0.75
I
SOURCE
FREQUENCY (Hz)
CURRENT (mA)
–2
1.00
REFOUT = 2.5V
/I
0
SINK
(mA)
2
AV
T
REFOUT DECOUPLED
WITH 100nF CAPACITOR
1.25
AV
A
DD
10k
= 25°C
DD
= 5V
5
= DV
V
1.50
REF
T
A
DD
10
= 25°C
AV
V
T
= 2.5V
A
REF
= 5V
DD
= 25°C
1.75
20
= 2.5V
= 5V
100k
2.00
40
Rev. B | Page 20 of 40
2.456
2.455
2.454
2.453
2.452
2.451
2.450
2.449
Figure 24. AD5383-3 Output Amplifier Source and Sink Capability
–1
6
5
4
3
2
1
0
–40
0
MIDSCALE
AV
V
T
AV
T
DAC LOADED WITH MIDSCALE
EXTERNAL REFERENCE
Y AXIS = 5μV/DIV
X AXIS = 100ms/DIV
Figure 25. Adjacent Channel DAC-to-DAC Crosstalk
REF
A
A
DD
–20
= 25°C
50
DD
= 25°C
= 1.25V
= DV
= DV
ZERO-SCALE
100
Figure 26. 0.1 Hz to 10 Hz Noise Plot
–10
DD
DD
= 3V
150
= 5V
3/4 SCALE
–5
200
SAMPLE NUMBER
CURRENT (mA)
–2
250
0
300
1/4 SCALE
2
AV
V
T
14ns/SAMPLE NUMBER
350
REF
A
DD
= 25°C
FULL-SCALE
= 2.5V
5
= DV
400
AV
EXITS SOFT PD
DD
TO MIDSCALE
DD
10
450
= DV
V
= 5V
REF
T
A
DD
20
500
= 25°C
= 2.5V
= 5V
550
40