AD5735 Analog Devices, AD5735 Datasheet - Page 24

• Manufacturer Part Number: AD5735
• Description: Quad Channel, 12-Bit, Serial Input, 4-20 mA & Voltage Output DAC with Dynamic Power Control
• Manufacturer: Analog Devices

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

AD5735
REFERENCE
–100
–150
150
100
–50
Figure 59. REFOUT Output Noise (0.1 Hz to 10 Hz Bandwidth)
16
14
12
10
–2
–1
–2
–3
50
8
6
4
2
0
4
3
2
1
0
0
0
0
0
Figure 60. REFOUT Output Noise (100 kHz Bandwidth)
AV
T
A
Figure 58. REFOUT Voltage Turn-On Transient
DD
= 25°C
AV
T
AV
REFOUT
T
A
= 15V
A
0.2
DD
= 25°C
DD
= 25°C
2
= 15V
5
0.4
4
TIME (ms)
TIME (ms)
TIME (s)
0.6
10
6
0.8
15
8
1.0
1.2
10
20
Rev. A | Page 24 of 48
average output voltage shift is −4 mV. Measurement of these parts after seven
This second shift is due to the relaxation of stress incurred during soldering.)
days shows that the outputs typically shift back 2 mV toward their initial values.
Figure 61. REFOUT Voltage vs. Temperature (When the AD5735 is soldered
onto a PCB, the reference shifts due to thermal shock on the package. The
5.00000
4.99995
4.99990
4.99985
4.99980
4.99975
4.99970
4.99965
4.99960
5.002
5.001
5.000
4.999
4.998
4.997
4.996
4.995
5.0050
5.0045
5.0040
5.0035
5.0030
5.0025
5.0020
5.0015
5.0010
5.0005
5.0000
–40
0
10
T
Figure 62. REFOUT Voltage vs. Load Current
A
–20
= 25°C
Figure 63. REFOUT Voltage vs. AV
2
15
0
LOAD CURRENT (mA)
30 DEVICES SHOWN
AV
TEMPERATURE (°C)
DD
4
20
= 15V
20
AV
DD
(V)
40
6
25
60
DD
Data Sheet
AV
T
A
8
DD
= 25°C
80
= 15V
30
100
10