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| 型号： | THS1240CPHP |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | ADC |
| 英文描述： | 1-CH 12-BIT DELTA-SIGMA ADC, PARALLEL ACCESS, PQFP48 |
| 封装： | POWER, PLASTIC, TQFP-48 |
| 文件页数： | 8/20页 |
| 文件大小： | 450K |
| 代理商： | THS1240CPHP |
THS1240
12-BIT 40 MSPS IF SAMPLING COMMUNICATIONS
ANALOG-TO-DIGITAL CONVERTER
SLAS279D – JUNE 2000 – REVISED JANUARY 2001
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
40
50
60
70
80
90
100
0
1020304050607080
DYNAMIC POWER PERFORMANCE
vs
ANALOG INPUT FREQUENCY
Analog Input Frequency – MHz
FS = 40 MSPS
VIN = –2 dBFS
3rd Harmonic (dBc)
2nd Harmonic (dBc)
SINAD (dB)
SFDR (dBc)
SNR (dB)
Dynamic
Power
Performance
–
dB,
dBc
Figure 24
–1
0
1
0
512
1024
1536
2048
2560
3072
3584
4096
DIFFERENTIAL NONLINEARITY
vs
OUTPUT CODE
Output Code
fIN = 15.5 MHz
Differential
Nonlinearity
–
LSB
Figure 25
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