參數(shù)資料
型號: AD9244-EVAL
廠商: Analog Devices, Inc.
英文描述: 14-Bit, 40/65 MSPS Monolithic A/D Converter
中文描述: 14位,六十五分之四十MSPS的單片機(jī)的A / D轉(zhuǎn)換器
文件頁數(shù): 13/36頁
文件大?。?/td> 1845K
代理商: AD9244-EVAL
REV. A
AD9244
–13–
0
–120
A
–20
–40
–60
–80
–100
SNR = 67.5dBc
SFDR = 79.4dBc
FREQUENCY – MHz
0
5
10
15
20
25
30 32.5
TPC 19. Dual-Tone FFT with f
IN–1
= 44.2 MHz and
f
IN–2
= 45.6 MHz (A
IN1
= A
IN2
= –6.5 dBFS)
0
–120
A
–20
–40
–60
–80
–100
FREQUENCY – MHz
0
5
10
15
20
25
30 32.5
SNR = 67.0dBc
SFDR = 78.2dBc
TPC 20. Dual-Tone FFT with f
IN–1
= 69.2 MHz and
f
IN–2
= 70.6 MHz (A
IN1
= A
IN2
= –6.5 dBFS)
0
–120
A
–20
–40
–60
–80
–100
SNR = 65.0dBc
SFDR = 69.1dBc
FREQUENCY – MHz
0
5
10
15
20
25
30
32.5
TPC 21. Dual-Tone FFT with f
IN–1
= 139.2 MHz and
f
IN–2
= 140.7 MHz (A
IN1
= A
IN2
= –6.5 dBFS)
A
IN
– dBFS
40
–25
d
–20
–15
–10
–6
100
90
80
60
50
70
SFDR – dBFS
SNR – dBFS
SNR – dBc
SFDR – dBc
–30
SFDR = 90dBc
REFERENCE LINE
TPC 22. Dual-Tone SNR/SFDR vs. A
IN
with f
IN–1
=
44.2 MHz and f
IN–2
= 45.6 MHz
A
IN
– dBFS
40
–25
d
–20
–15
–10
–6
100
90
80
60
50
70
SNR – dBFS
SNR – dBc
SFDR – dBc
SFDR – dBFS
–30
SFDR = 90dBc
REFERENCE LINE
TPC 23. Dual-Tone SNR/SFDR vs. A
IN
with f
IN–1
=
69.2 MHz and f
IN–2
= 70.6 MHz
A
IN
– dBFS
40
–25
d
–20
–15
–10
–6
90
80
60
50
70
SFDR – dBFS
SNR – dBFS
SNR – dBc
SFDR – dBc
100
–30
SFDR = 90dBc
REFERENCE LINE
TPC 24. Dual-Tone SNR/SFDR vs. A
IN
with f
IN–1
=
139.2 MHz and f
IN–2
= 140.7 MHz
TYPICAL IF SAMPLING PERFORMANCE
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