THS1240 Datasheet, PDF (13/20 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
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
0
OUTPUT POWER SPECTRUM
FS = 40 MSPS
fIN = 2.2 MHz
VIN = –2 dBFS
8K Point Discrete
Fourier Transform
5
10
15
20
f – Frequency – MHz
Figure 16
OUTPUT POWER SPECTRUM
0
–10 _{FS = 40 MSPS}
–20 _{fIN = 15.5 MHz}
–30 _{VIN = –2 dBFS}
–40 8K Point Discrete
–50 Fourier Transform
–60
–70
–80
–90
–100
–110
0
5
10
15
20
f – Frequency – MHz
Figure 17
OUTPUT POWER SPECTRUM
0
–10 _{FS = 40 MSPS}
–20 _{fIN = 31 MHz}
–30 _{VIN = –2 dBFS}
–40 8K Point Discrete
–50 Fourier Transform
–60
–70
–80
–90
–100
–110
0
5
10
15
20
f – Frequency – MHz
Figure 18
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