ad5415 Analog Devices, Inc., ad5415 Datasheet - Page 10

• Manufacturer Part Number: ad5415
• Description: Dual 12-bit, High Bandwidth, Multiplying Dac With 4-quadrant Resistors And Serial Interface
• Manufacturer: Analog Devices, Inc.

AD5415
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
14
12
10
0
0
8
6
4
2
0
–40
–60
1
T
LOADING ZS TO FS
A
–40
= 25°C
Figure 12. I
–20
10
ALL 1s
Figure 13. Supply Current vs. Temperature
Figure 14. Supply Current vs. Update Rate
–20
100
0
out
0
ALL 0s
1 Leakage Current vs. Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
20
1k
FREQUENCY (Hz)
20
V
V
DD
DD
10k
40
40
= 5V
= 2.5V
60
100k
60
I
I
OUT
OUT
V
V
V
80
DD
DD
DD
1 V
1 V
ALL 0s
ALL 1s
1M
80
= 5V
= 3V
= 2.5V
DD
DD
100
= 5V
= 3V
10M
100
120
100M
120
140
Rev. A | Page 10 of 32
Figure 15. Reference Multiplying Bandwidth vs. Frequency and Code
–0.2
–0.4
–0.6
–0.8
0.2
–102
–12
–18
–24
–30
–36
–42
–48
–54
–60
–66
–72
–78
–84
–90
–96
–3
–6
–9
0
Figure 16. Reference Multiplying Bandwidth—All Ones Loaded
3
0
–6
1
10k
6
0
Figure 17. Reference Multiplying Bandwidth vs. Frequency
1
T
V
V
C
AMP = AD8038
T
V
A
DD
REF
COMP
T
LOADING
ZS TO FS
A
DD
A
= 25°C
= 25°C
V
V
V
V
V
= 5V
= 25°C
= 5V
10
REF
REF
REF
REF
REF
= ±3.5V
10
= 1.8pF
= ±2V, AD8038 C
= ±2V, AD8038 C
= ±0.15V, AD8038 C
= ±0.15V, AD8038 C
= ±3.51V, AD8038 C
100
100k
and Compensation Capacitor
100
ALL ON
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB0
DB1
ALL OFF
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
C
C
1.47pF
1pF
10k
C
C
C
1M
10k
1pF
1.47pF
1.8pF
100k
100k
1M
10M
1M
AMP = AD8038
C
COMP
V
10M
REF
T
10M
V
A
DD
= ±3.5V
= 1.8pF
= 25°C
= 5V
100M
100M
100M