THS1209_14 Datasheet, PDF (9/34 Pages) Texas Instruments – 12-BIT, 2 ANALOG INPUT, 8 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTER

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THS1209
SLAS288B – JULY 2000 – REVISED DECEMBER 2002
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION
vs
INPUT FREQUENCY (SINGLE-ENDED)
80
75
70
65
60
55
50
45 ^{AVDD = 5 V, DVDD = BVDD = 3 V,}
fs = 8 MSPS, AIN = –1 dBFS
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
fi – Input Frequency – MHz
Figure 9
SPURIOUS FREE DYNAMIC RANGE
vs
INPUT FREQUENCY (SINGLE-ENDED)
100
95
AVDD = 5 V, DVDD = BVDD = 3 V,
fs = 8 MSPS, AIN = –1 dBFS
90
85
80
75
70
65
60
55
50
45
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
fi – Input Frequency – MHz
Figure 11
SIGNAL-TO-NOISE AND DISTORTION
vs
INPUT FREQUENCY (SINGLE-ENDED)
80
AVDD = 5 V, DVDD = BVDD = 3 V,
75
fs = 8 MSPS, AIN = –1 dBFS
70
65
60
55
50
45
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
fi – Input Frequency – MHz
Figure 10
SIGNAL-TO-NOISE
vs
INPUT FREQUENCY (SINGLE-ENDED)
80
AVDD = 5 V, DVDD = BVDD = 3 V,
75
fs = 8 MSPS, AIN = –1 dBFS
70
65
60
55
50
45
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
fi – Input Frequency – MHz
Figure 12
9