AD5791 Analog Devices, AD5791 Datasheet - Page 16

• Manufacturer Part Number: AD5791
• Manufacturer: Analog Devices

Specifications of AD5791

• Resolution (bits): 20bit
• Dac Update Rate: 1MSPS
• Dac Settling Time: 1µs
• Max Pos Supply (v): +16.5V
• Single-supply: No
• Dac Type: Unbuffered Vout
• Dac Input Format: Ser,SPI

AD5791
10.8
10.6
10.4
10.2
10.0
9.8
9.6
9.4
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
9
8
7
6
5
4
3
2
1
0
0
0
Figure 43. 6 MSB Segment Glitch Energy for ±10 V V
Figure 44. 6 MSB Segment Glitch Energy for +10 V V
5V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
10V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
REF
REF
Figure 42. 500 Code Step Settling Time
1
POSITIVE CODE
CHANGE
NEGATIVE CODE
CHANGE
2
TIME (µs)
±10V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
CODE
CODE
REF
3
NEGATIVE CODE
CHANGE
POSITIVE CODE
CHANGE
4
REF
REF
5
Rev. C | Page 16 of 28
–200
–400
–600
–10
–20
–0.2
800
600
400
200
3.0
2.6
2.2
1.8
1.4
1.0
0.6
0.2
40
30
20
10
Figure 47. Voltage Output Noise, 0.1 Hz to 10 Hz Bandwidth
0
–1.0
0
0
Figure 45. 6 MSB Segment Glitch Energy for +5 V V
T
V
V
V
V
5V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
Figure 46. Midscale Peak-to-Peak Glitch for ±10 V
A
DD
SS
REFP
REFN
= 25°C
= –15V
1
= +15V
REF
–0.5
= +10V
= –10V
POSITIVE CODE
CHANGE
2
3
0
TIME (Seconds)
4
TIME (µs)
±10V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
MIDSCALE CODE LOADED
OUTPUT UNBUFFERED
AD8676 REFERENCE BUFFERS
CODE
0.5
5
REF
6
1.0
C
C
C
C
X
X
X
X
NEGATIVE CODE
CHANGE
= 143pF + 0pF
= 143pF + 220pF
= 143pF + 470pF
= 143pF + 1,000pF
7
Data Sheet
8
1.5
REF
9
2.0
10