TYPICAL PERFORMANCE CURVES (CONT)
At TA = +25°C, fS = 40kHz, VS1 = VS2 = +5V, using internal reference, unless otherwise noted.
A. C. PARAMETERS vs TEMPERATURE
(fIN = 1kHz, –0.1dB)
110
105
100
95
–110
–105
–100
–95
3
2
All Codes INL
1
SFDR
0
–1
–2
–3
0
8192
16384 24576 32768 40960 49152 57344 65535
Decimal Code
SNR
THD
90
–90
3
2
All Codes DNL
85
–85
SINAD
1
0
80
–50
–80
100
–1
–2
–3
–25
0
25
50
75
Temperature (°C)
0
8192
16384 24576 32768 40960 49152 57344 65535
Decimal Code
ENDPOINT ERRORS
2
POWER SUPPLY RIPPLE SENSITIVITY
INL/DNL DEGRADATION PER LSB OF P-P RIPPLE
BPZ Error
1
0
1
10–1
10–2
10–3
10–4
10–5
–1
–2
0.2
INL
+FS Error
0
–0.2
0.2
DNL
–FS Error
101
102
103
104
105
106
107
0
Power Supply Ripple Frequency (Hz)
–0.2
–50
–25
0
25
50
75
100
Temperature (°C)
INTERNAL REFERENCE VOLTAGE
vs TEMPERATURE
CONVERSION TIME vs TEMPERATURE
20.4
20.2
20
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
19.8
19.6
–50
–25
0
25
50
75
100
–50
–25
0
25
50
75
100
Temperature (°C)
Temperature (°C)
®
ADS7825
6
BB [ BURR-BROWN CORPORATION ]
