Datasheet

AD7951 Data Sheet
Rev. A | Page 14 of 32
–120
–116
–112
–108
–104
–100
–
96
TEMPERATURE (°C)
THD (dB)
–55 –35 –15 5 25 45 65 85 105 125
0V TO 5V
0V TO 10V
±5V
±10V
06396-017
Figure 17. THD vs. Temperature
1.5
–1.5
–55 125
ZERO ERROR, FULL SCALE ERROR (LSB)
TEMPERATURE (°C)
1.0
0
0.5
–0.5
–1.0
25 65 85 105–35 –15 5 45
ZERO ERROR
POSITIVE FS ERROR
NEGATIVE FS ERROR
06396-018
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
06396-019
Figure 19. Reference Voltage Temperature Coefficient Distribution (247 Devices)
106
108
110
112
114
116
118
120
122
124
TEMPERATURE (°C)
SFDR (dB)
–55 –35 –15 5 25 45 65 85 105 125
0V TO 5V
0V TO 10V
±5V
±10V
06396-020
Figure 20. SFDR vs. Temperature (Excludes Harmonics)
5.008
4.996
–55 125
VREF (V)
TEMPERATURE (°C)
5.006
5.002
5.004
5.000
4.998
25 65 85 105–35 –15 5 45
06396-021
Figure 21. Typical Reference Voltage Output vs. Temperature (3 Devices)
100000
0.001
1000000
OPERATING CURRENTS (µA)
SAMPLING RATE (SPS)
06396-022
100
10
10
100 1000 10000 100000
1000
1
0.1
0.01
10000
PDREF = PDBUF = HIGH
VCC +15V
VEE –15V
ALL MODES
AVDD, WARP/NORMAL
OVDD, ALL MODES
DVDD, ALL MODES
AVDD, IMPULSE
Figure 22. Operating Currents vs. Sample Rate