Datasheet

AD7952 Data Sheet
Rev. A | Page 12 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = DVDD = 5 V; OVDD = 5 V; VCC = 15 V; VEE = −15 V; V
REF
= 5 V; T
A
= 25°C.
–1.0
–0.5
0
0.5
1.0
0 4096 8192 12288 16384
CODE
INL (LSB)
POSITIVE INL = +0.15
NEGATIVE INL = –0.15
06589-005
Figure 5. Integral Nonlinearity vs. Code
0
50
100
150
200
250
–1.0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 1.0
NEGATIVE INL
POSITIVE INL
INL DISTRIBUTION (LSB)
NUMBER OF UNITS
06589-006
Figure 6. Integral Nonlinearity Distribution (239 Devices)
0
50000
100000
150000
200000
250000
300000
1FFF 2000 2001 2002 2003
CODE IN HEX
COUNTS
00
261120
00
0
6589-007
Figure 7. Histogram of 261,120 Conversions of a DC Input
at the Code Center
–1.0
–0.5
0
0.5
1.0
0 4096 8192 12288 16384
CODE
DNL (LSB)
POSITIVE DNL = +0.27
NEGATIVE DNL = –0.27
06589-008
Figure 8. Differential Nonlinearity vs. Code
0
20
40
60
80
100
120
140
160
180
200
NUMBER OF UNITS
–1.0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 1.0
NEGATIVE DNL
POSITIVE DNL
DNL DISTRIBUTION (LSB)
06589-009
Figure 9. Differential Nonlinearity Distribution (239 Devices)
0
20000
40000
60000
80000
100000
120000
140000
8192 8193 8194 8195 8196 8197
00
132052
0
129068
0
CODE IN HEX
COUNTS
0
6589-010
Figure 10. Histogram of 261,120 Conversions of a DC Input
at the Code Transition