AD5405 Analog Devices, AD5405 Datasheet - Page 9

• Manufacturer Part Number: AD5405
• Description: Dual 12-Bit, High Bandwidth, Multiplying DAC with 4 Quadrant Resistors and Parallel Interface
• Manufacturer: Analog Devices

Specifications of AD5405

• Resolution (bits): 12bit
• Dac Update Rate: 21.3MSPS
• Dac Settling Time: 80ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

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 11. I
–20
10
ALL 1s
Figure 12. Supply Current vs. Temperature
Figure 13. 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
= 2.5V
= 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. B | Page 9 of 24
Figure 14. 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
0
–3
–6
–9
–6
3
0
Figure 15. Reference Multiplying Bandwidth—All 1s Loaded
1
6
0
10k
Figure 16. 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
= 5V
V
V
V
V
V
= 25°C
10
= ± 3.5V
= 5V
REF
REF
REF
REF
REF
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
DB1
DB0
ALL OFF
1k
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
C
C
10k
1.47pF
1pF
C
C
C
10k
1M
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
AD5405
= 5V
100M
100M
100M