THS1209_14 Datasheet, PDF (7/34 Pages) Texas Instruments – 12-BIT, 2 ANALOG INPUT, 8 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTER

www.ti.com
THS1209
SLAS288B – JULY 2000 – REVISED DECEMBER 2002
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION
vs
SAMPLING FREQUENCY (SINGLE-ENDED)
80
75
70
65
60
55
50
45
40
0
AVDD = 5 V, DVDD = BVDD = 3 V,
fIN = 500 kHz, AIN = –1 dBFS
123456789
fs – Sampling Frequency – MHz
Figure 1
SIGNAL-TO-NOISE AND DISTORTION
vs
SAMPLING FREQUENCY (SINGLE-ENDED)
70
65
60
55
50
45
AVDD = 5 V, DVDD = BVDD = 3 V,
fIN = 500 kHz, AIN = –1 dBFS
40
0123456789
fs – Sampling Frequency – MHz
Figure 2
SPURIOUS FREE DYNAMIC RANGE
vs
SAMPLING FREQUENCY (SINGLE-ENDED)
90
85
80
75
70
65
60
55
50
45
40
0
AVDD = 5 V, DVDD = BVDD = 3 V,
fIN = 500 kHz, AIN = –1 dBFS
123456789
fs – Sampling Frequency – MHz
Figure 3
SIGNAL-TO-NOISE
vs
SAMPLING FREQUENCY (SINGLE-ENDED)
70
65
60
55
50
45 ^{AVDD = 5 V, DVDD = BVDD = 3 V,}
fIN = 500 kHz, AIN = –1 dBFS
40
0123456789
fs – Sampling Frequency – MHz
Figure 4
7