Datasheet

AD7612 Data Sheet
Rev. A | Page 14 of 32
–
96
–120
–55 125
TEMPERATURE (°C)
THD (dB)
–35 –15 5 25 45 65 85 105
–98
–100
–102
–104
–106
–108
–110
–112
–114
–116
–118
±10V
±5V
0V TO +10V
0V TO +5V
06265-017
Figure 17. THD vs. Temperature
5
–5
–55 125
TEMPERATURE (°C)
ZERO ERROR, FULL SCALE ERROR (LSB)
–35 –15 5 25 45 65 85 105
4
3
2
1
0
–1
–2
–3
–4
ZERO
ERROR
POSITIVE
FULL SCALE ERROR
NEGATIVE
FULL SCALE ERROR
06265-018
Figure 18. Zero Error, Positive and Negative Full Scale vs. Temperature
60
0
08
REFERENCE DRIFT (ppm/°C)
NUMBER OF UNITS
50
40
30
20
10
1234567
06265-019
Figure 19. Reference Voltage Temperature Coefficient Distribution (247 Devices)
124
106
–55 125
TEMPERATURE (°C)
SFDR (dB)
–35 –15 5 25 45 65 85 105
122
120
118
116
114
112
110
108
0V TO +10V
±5V
±10V
0V TO +5V
06265-020
Figure 20. SFDR vs. Temperature (Excludes Harmonics)
5.002
4.995
–55 125
TEMPERATURE (°C)
VREF (V)
–35 –15 5 25 45 65 85 105
5.001
5.000
4.999
4.998
4.997
4.996
06265-021
Figure 21. Typical Reference Voltage Output vs. Temperature (3 Devices)
100000
0.001
10 1000000
SAMPLING RATE (SPS)
OPERATING CURRENTS (µA)
100 1000 10000 100000
0.01
0.1
1
10
100
1000
10000
PDREF = PDBUF = HIGH
AVDD, WARP/NORMAL
DVDD, ALL MODES
AVDD, IMPULSE
VCC +15V, VEE –15V,
ALL MODES
OVDD, ALL MODES
06265-022
Figure 22. Operating Currents vs. Sample Rate