AD7294 Analog Devices, AD7294 Datasheet - Page 15

• Manufacturer Part Number: AD7294
• Description: 12-Bit Monitor and Control System with Multichannel ADC, DACs, Temperature Sensor, and Current Sense
• Manufacturer: Analog Devices

Specifications of AD7294

• Resolution (bits): 12bit
• # Chan: 9
• Sample Rate: 200kSPS
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (Vref) p-p,2 V p-p,Uni (Vref),Uni (Vref) x 2
• Adc Architecture: SAR
• Pkg Type: CSP

Data Sheet
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
0
T
V
V
V
DIFFERENTIAL
T
V
V
V
SINGLE-ENDED
256
256
256
Figure 13. ADC DNL Single-Ended, 2 × V
A
DRIVE
REF
DD
A
Figure 12. ADC INL Single-Ended, 2 × V
DRIVE
REF
DD
= 25°C
= 25°C
512
512
= 5V
512
= 5V
Figure 14. ADC INL Differential, V
= 2.5V
= 5V
= 5V, V
= 5V, 2V
768
768
768
1024
1024
1024
REF
1280
1280
REF
1280
RANGE
1536
1536
RANGE
1536
1792
1792
1792
CODE
CODE
CODE
2048
2048
2048
2304
2304
2304
T
V
V
V
SINGLE-ENDED
A
DRIVE
REF
DD
2560
2560
2560
= 25°C
= 5V
= 2.5V
2816
2816
2816
= 5V, 2V
REF
3072
3072
3072
REF
Range
REF
3328
3328
Range
3328
Range
REF
3584
3584
3584
RANGE
3840
3840
3840
4096
4096
4096
Rev. H | Page 15 of 48
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
0
T
T
V
V
V
V
V
DIFFERENTIAL
DIFFERENTIAL
T
V
V
V
DIFFERENTIAL
T
V
V
V
DIFFERENTIAL
256
256
256
A
A
REF
DD
A
A
DRIVE
REF
DD
DRIVE
REF
DD
DRIVE
REF
DD
Figure 16. ADC DNL Differential, 2 × V
Figure 17. ADC DNL Differential, 2 × V
= 25°C
= 25°C
= 25°C
= 25°C
= 5V
512
512
512
= 5V
= 5V
= 5V
Figure 15. ADC INL Differential, V
= 2.5V
= 5V
= 2.5V
= 5V
= 5V, 2V
= 5V, 2V
= 5V, V
768
768
768
1024
1024
1024
REF
REF
REF
1280
1280
1280
RANGE
RANGE
1536
RANGE
1536
1536
1792
1792
1792
CODE
CODE
CODE
2048
2048
2048
2304
2304
2304
2560
2560
2560
2816
2816
2816
REF
3072
3072
3072
REF
REF
Range
Range
Range
3328
3328
3328
3584
3584
3584
AD7294
3840
3840
3840
4096
4096
4096