AD7612 Analog Devices, AD7612 Datasheet - Page 14

• Manufacturer Part Number: AD7612
• Manufacturer: Analog Devices

Specifications of AD7612

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 750kSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Bip,SE-Bip,SE-Uni
• Ain Range: Bip 10V,Bip 5.0V,Uni 10V,Uni 5.0V
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

AD7612
Figure 19. Reference Voltage Temperature Coefficient Distribution (247 Devices)
Figure 18. Zero Error, Positive and Negative Full Scale vs. Temperature
–100
–102
–104
–106
–108
–120
–110
–112
–114
–116
–118
–96
–98
–1
–2
–3
–4
–5
60
50
40
30
20
10
5
4
3
2
1
0
–55
–55
0
0
POSITIVE
FULL SCALE ERROR
ZERO
ERROR
NEGATIVE
FULL SCALE ERROR
–35
–35
1
–15
–15
Figure 17. THD vs. Temperature
2
REFERENCE DRIFT (ppm/°C)
5
5
TEMPERATURE (°C)
TEMPERATURE (°C)
3
25
25
4
45
45
5
65
65
6
85
85
±10V
±5V
0V TO +10V
0V TO +5V
7
105
105
125
125
8
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Figure 21. Typical Reference Voltage Output vs. Temperature (3 Devices)
100000
10000
0.001
1000
5.002
5.001
5.000
4.999
4.998
4.997
4.996
4.995
0.01
100
124
122
120
118
116
114
112
110
108
106
0.1
10
1
–55
10
–55
Figure 20. SFDR vs. Temperature (Excludes Harmonics)
PDREF = PDBUF = HIGH
Figure 22. Operating Currents vs. Sample Rate
–35
–35
100
–15
–15
SAMPLING RATE (SPS)
5
5
TEMPERATURE (°C)
TEMPERATURE (°C)
1000
25
25
45
10000
45
AVDD, WARP/NORMAL
DVDD, ALL MODES
AVDD, IMPULSE
VCC +15V, VEE –15V,
OVDD, ALL MODES
ALL MODES
65
65
100000
85
85
0V TO +10V
±5V
±10V
0V TO +5V
105
105
1000000
125
125