AD7667 Analog Devices, AD7667 Datasheet - Page 12

• Manufacturer Part Number: AD7667
• Manufacturer: Analog Devices

Specifications of AD7667

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 1MSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (Vref) p-p,2.5V p-p,Uni (Vref),Uni 2.5V
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

AD7667
TYPICAL PERFORMANCE CHARACTERISTICS
–0.5
–1.0
–1.5
–2.0
2.0
1.5
1.0
0.5
20
15
10
30
20
10
0
0
5
0
0
0
0
Figure 7. Typical Positive DNL Distribution (102 Units)
Figure 6. Typical Positive INL Distribution (102 Units)
0.25
Figure 5. Integral Nonlinearity vs. Code
16384
0.5
0.50
POSITIVE INL (LSB)
POSITIVE DNL (LSB)
32768
CODE
0.75
1.0
1.00
49152
1.5
1.25
65536
1.50
2.0
Rev. 0 | Page 12 of 28
–0.5
–1.0
1.5
1.0
0.5
20
15
10
60
50
40
30
20
10
0
–1.00
5
0
0
–2.0
0
Figure 10. Typical Negative DNL Distribution (102 Units)
Figure 9. Typical Negative INL Distribution (102 Units)
Figure 8. Differential Nonlinearity vs. Code
16384
–0.75
–1.5
NEGATIVE DNL (LSB)
NEGATIVE INL (LSB)
32768
CODE
–0.50
–1.0
49152
–0.25
–0.5
65536
0
0