THS1240 Datasheet, PDF (16/20 Pages) Texas Instruments – 12-BIT 40 MSPS IF SAMPLING COMMUNICATIONS ANALOG-TO-DIGITAL CONVERTER

THS1240
12-BIT 40 MSPS IF SAMPLING COMMUNICATIONS
ANALOG-TO-DIGITAL CONVERTER
SLAS279D – JUNE 2000 – REVISED JANUARY 2001
TYPICAL CHARACTERISTICS
DYNAMIC POWER PERFORMANCE
vs
ANALOG INPUT FREQUENCY
100
2nd Harmonic (dBc)
90
3rd Harmonic (dBc)
80
SNR (dB)
70
60
50 ^{FS = 40 MSPS}
VIN = –2 dBFS
SFDR (dBc)
SINAD (dB)
40
0
10
20
30
40
50
60
70
80
Analog Input Frequency – MHz
Figure 24
1
fIN = 15.5 MHz
DIFFERENTIAL NONLINEARITY
vs
OUTPUT CODE
0
–1
0
512
1024
1536
2048
2560
3072
3584
4096
Output Code
Figure 25
16
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