EVAL-AD5447EBZ Analog Devices Inc, EVAL-AD5447EBZ Datasheet - Page 12

• Manufacturer Part Number: EVAL-AD5447EBZ
• Description: BOARD EVALUATION FOR AD5447
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD5447EBZ

• Number Of Dac's: 2
• Number Of Bits: 12
• Outputs And Type: 2, Single Ended
• Sampling Rate (per Second): 21.3M
• Data Interface: Parallel
• Settling Time: 80ns
• Dac Type: Current
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: AD5447
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5428/AD5440/AD5447
Figure 20. Reference Multiplying Bandwidth vs. Frequency and Code
–0.2
–0.4
–0.6
–0.8
0.2
–102
14
12
10
–12
–18
–24
–30
–36
–42
–48
–54
–60
–66
–72
–78
–84
–90
–96
8
6
4
2
0
0
–6
Figure 21. Reference Multiplying Bandwidth—All 1s Loaded
1
1
6
0
1
T
V
V
C
AMP = AD8038
T
LOADING ZS TO FS
A
DD
REF
A
T
LOADING
ZS TO FS
COMP
A
= 25°C
= 25°C
= 5V
= 25°C
10
10
= ±3.5V
10
= 1.8pF
Figure 19. Supply Current vs. Update Rate
100
100
100
ALL ON
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
ALL OFF
1k
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
10k
10k
10k
100k
100k
100k
V
V
V
DD
DD
DD
1M
1M
= 5V
= 3V
= 2.5V
1M
AMP = AD8038
C
COMP
V
10M
10M
REF
T
10M
V
A
DD
= ±3.5V
= 1.8pF
= 25°C
100M
= 5V
100M
100M
Rev. B | Page 12 of 32
–0.005
–0.010
0.045
0.040
0.035
0.030
0.025
0.020
0.015
0.010
0.005
–1.68
–1.69
–1.70
–1.71
–1.72
–1.73
–1.74
–1.75
–1.76
–1.77
–3
–6
–9
3
0
10k
Figure 22. Reference Multiplying Bandwidth vs. Frequency and
0
0
T
V
0
A
DD
0x7FF TO 0x800
0x800 TO 0x7FF
= 25°C
V
V
V
V
V
= 5V
REF
REF
REF
REF
REF
20
20
0x7FF TO 0x800
= ±2V, AD8038 C
= ±2V, AD8038 C
= ±0.15V, AD8038 C
= ±0.15V, AD8038 C
= ±3.51V, AD8038 C
Figure 24. Midscale Transition, V
Figure 23. Midscale Transition, V
40
40
100k
V
V
DD
DD
Compensation Capacitor
60
60
= 5V
= 5V
V
FREQUENCY (Hz)
DD
V
V
DD
DD
80
80
C
C
= 3V
= 3V
1.47pF
1pF
TIME (ns)
TIME (ns)
= 5V
C
C
C
V
1M
1pF
1.47pF
1.8pF
100
DD
100
= 5V
0x800 TO 0x7FF
V
V
120
120
DD
DD
= 3V
= 3V
140
140
10M
REF
REF
T
V
AMP = AD8038
C
T
V
AMP = AD8038
C
= 3.5 V
A
REF
COMP
A
= 0 V
REF
COMP
160
160
= 25°C
= 25°C
= 0V
= 3.5V
= 1.8pF
= 1.8pF
180
180
100M
200
200