SPT8000 Datasheet, PDF (5/11 Pages) Fairchild Semiconductor – 14-BIT, 20 MSPS, CMOS A/D CONVERTER

TYPICAL PERFORMANCE CHARACTERISTICS
Performance Versus Input Frequency
95
ƒS = 20 MHz
90
85
80
SFDR
75
–THD
70
SNR
SINAD
65
60
0
5
10
15
20
25
30
Input Frequency (MHz)
Performance Versus Temperature
95
ƒS = 20 MHz ƒIN = 5 MHz
90
SFDR
85
–THD
80
SNR
75
SINAD
70
65
60
–50
–25
0
25
50
75
100
Temperature (Degrees C)
Performance Versus Sa_pmple Rate
95
90
SFDR
ƒIN = 5 MHz
85
–THD
80
SNR
SINAD
75
70
65
60
0
5
10
15
20
25
30
Sample Rate (MSPS)
Performance Versus Sample Rate
95
ƒIN = 10 MHz
90
SFDR
85
–THD
80
SNR
75
SINAD
SNR
70
SFDR
65
–THD
SINAD
60
0
5
10
15
20
25
30
Sample Rate (MSPS)
Differential Linearity Error Versus Code
0.6
0.4
0.2
0.0
–0.2
–0.4
–0.6
–0.8
0
2000 4000 6000 8000 10000 12000 14000 16000 18000
CODE
Integral Linearity Error Versus Code
1.5
1.0
0.5
0.0
–0.5
–1.0
0
2000 4000 6000 8000 10000 12000 14000 16000 18000
CODE
SPT8000
5
10/12/01