參數(shù)資料
型號(hào): AD9975
廠商: Analog Devices, Inc.
英文描述: Broadband Modem Mixed-Signal Front End
中文描述: 寬帶調(diào)制解調(diào)器混合信號(hào)前端
文件頁(yè)數(shù): 8/20頁(yè)
文件大?。?/td> 1392K
代理商: AD9975
REV. 0
–8–
AD9975
FREQUENCY – MHz
10
10.003
10.005
10.007
10.009
10.011
10.013
d
–20
–60
–80
–100
0
–10
–40
–70
–90
10.004
10.006
10.008
10.010
10.012
–50
–30
TPC 7. Phase Noise Plot @f
DATA
50 MSPS,
f
OUT
= 10 MHz, 2
×
LPF
FREQUENCY – MHz
10
3
d
–30
–50
–70
–10
–40
–60
–20
0
5
7
9
11
13
15
17
19
21
23
TPC 8. “In-Band” Multitone Spectral Plot
@f
DATA
= 50 MSPS, f
OUT
= k
×
195 kHz, 2
×
LPF
FREQUENCY – MHz
10
1
d
–30
–50
–70
–10
–40
–60
–20
0
11
21
31
41
51
61
71
81
91
101
TPC 9. “Wide-Band” Multitone Spectral Plot
@f
DATA
= 50 MSPS, f
OUT
= k
×
195 kHz, 2
×
LPF
TUNING TARGET – Decimal
35
F
30
192
25
20
208
224
240
255
TPC 10. F
C
vs. Tuning Target, F
ADC
= 50 MHz,
LPF = Wideband Rx Filter
TUNING TARGET – Decimal
20
F
18
192
12
10
208
224
240
255
16
14
TPC 11. F
C
vs. Tuning Target, F
ADC
= 50 MHz,
LPF = Narrowband Rx Filter
0.60
–6
–0.20
–0.80
0.20
–0.60
0
0.40
–0.40
36
G
VGA GAIN – dB
–4 –2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34
TPC 12. PGA Gain Error vs. Gain
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