AD7564 Analog Devices, AD7564 Datasheet - Page 10

• Manufacturer Part Number: AD7564
• Description: +3.3 V/+5 V, Low Power, Quad 12-Bit CMOS DAC
• Manufacturer: Analog Devices

Specifications of AD7564

• Resolution (bits): 12bit
• Dac Update Rate: 1.8MSPS
• Dac Settling Time: 550ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Ser

AD7564
Figure 9. Integral Nonlinearity Error vs. V
(Biased Mode)
Figure 11. All Codes Linearity Plot (Biased Mode)
–0.1
–0.2
–0.3
–0.4
–0.5
0.2
0.1
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Figure 10. Integral Nonlinearity Error vs. V
(Biased Mode)
0.2
0.2
0
0.4
0.4
1024
0.6
0.6
|V
|V
V
T
V
V
REF
REF
A
DD
BIAS
REF
CODE – LSBs
= +25 C
= +3.3V
– V
– V
= 0V
= 1.23V
2048
0.8
0.8
BIAS
BIAS
| – Volts
| – Volts
V
T
OP AMP = AD820
V
V
T
OP AMP = AD820
V
DD
A
REF
DD
A
BIAS
= +25 C
1.0
= +25 C
1.0
= +3.3V
= +5V
= +1.23V (AD589)
= +1.23V (AD589)
3072
1.2
1.2
REF
4095
1.4
1.4
REF
–10–
Figure 12. Differential Nonlinearity Error vs. V
(Biased Mode)
Figure 13. Differential Nonlinearity Error vs. V
(Biased Mode)
Figure 14. All Codes Linearity Plot (Normal Mode)
–0.1
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.4
0.3
0.2
0.1
0.0
0.2
0.2
0
NORMAL MODE
V
T
V
DD
A
REF
= +25 C
= +5V
= 10V
0.4
0.4
1024
0.6
0.6
|V
|V
REF
REF
CODE – LSBs
– V
– V
2048
0.8
0.8
BIAS
BIAS
| – Volts
| – Volts
V
T
OP AMP = AD820
V
V
T
OP AMP = AD820
V
DD
A
REF
DD
A
BIAS
1.0
1.0
= +25 C
= +25 C
= +3.3V
= +5V
= +1.23V (AD589)
= +1.23V (AD589)
3072
1.2
1.2
REF
REF
4095
1.4
1.4
REV.
B