AD5445 Analog Devices, AD5445 Datasheet - Page 11

• Manufacturer Part Number: AD5445
• Description: High Bandwidth CMOS 12-Bit Parallel Interface Multiplying D/A Converter
• Manufacturer: Analog Devices

Specifications of AD5445

• Resolution (bits): 12bit
• Dac Update Rate: 20.4MSPS
• Dac Settling Time: 80ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

Data Sheet
–0.40
–0.45
–0.50
–0.55
–0.60
–0.65
–0.70
–0.1
–0.2
–0.3
0.6
0.5
0.4
0.3
0.2
0.1
–1
–2
–3
–4
–5
0
5
4
3
2
1
0
–60
2
2
V
T
V
–40
REF
A
DD
Figure 16. DNL vs. Reference Voltage,
3
Figure 15. INL vs. Reference Voltage,
= 25°C
3
= 5V
= 10V
–20
Figure 17. Gain Error vs. Temperature
4
4
V
V
DD
0
DD
REFERENCE VOLTAGE
REFERENCE VOLTAGE
= 2.5V
TEMPERATURE (°C)
= 5V
5
MAX INL
MIN INL
5
20
MIN DNL
40
6
6
60
7
7
80
8
8
AD5445
AD5445
100
T
V
A
DD
= 25°C
= 5V
9
120
9
140
10
10
Rev. C | Page 11 of 28
–0.5
–1.0
–1.5
–2.0
–0.1
–0.2
–0.3
–0.4
–0.5
2.0
1.5
1.0
0.5
0.5
0.4
0.3
0.2
0.1
–1
–2
–3
–4
–5
Figure 20. Gain and Offset Errors vs. V
4
3
2
1
0
0
0
0.5
Figure 18. Linearity vs. V
Figure 19. Linearity vs. V
0.5
0
T
V
V
T
V
V
A
0.6
REF
DD
MAX DNL
0.2
0.6
A
REF
DD
= 25°C
= 25°C
= 3V
= 3V AND 5V
= 2.5V
= 0V
0.7
0.4
0.7
MIN DNL
MIN INL
0.8
0.6
0.8
AD5424/AD5433/AD5445
MAX INL
0.9
0.8
0.9
BIAS
BIAS
OFFSET ERROR
V
V
V
GAIN ERROR
BIAS
BIAS
BIAS
Voltage Applied to I
Voltage Applied to I
1.0
1.0
1.0
MAX INL
(V)
(V)
(V)
MIN DNL
1.1
MIN INL
1.2
1.1
BIAS
Voltage Applied to I
1.2
1.4
1.2
MAX DNL
T
V
V
1.3
1.6
1.3
A
REF
DD
OUT
OUT
= 25°C
= 3V
= 0V
2,
2,
1.4
1.8
1.4
AD5445
AD5445
1.5
2.0
1.5
OUT
2