參數(shù)資料
型號: AD9853-45PCB
廠商: Analog Devices, Inc.
英文描述: Programmable Digital OPSK/16-QAM Modulator
中文描述: 可編程數(shù)字OPSK/16-QAM調(diào)制器
文件頁數(shù): 11/31頁
文件大?。?/td> 335K
代理商: AD9853-45PCB
AD9853
–11–
REV. C
MAX CLOCK RATE – MHz
A
8
C
95
85
45
110 115
170
120 125 130 135 140 145 150 155 160 165
75
65
55
BIT RATE >2Mb/s
VCC = +5V
CONTINUOUS MODE
Figure 20. Max CLK Rate vs. Ambient Temperature
(To Ensure Max Junction Temp is Not Exceeded)
BIT RATE – Mb/s
P
2.6
1.2
0
0.5
3.5
1.0
1.5
2.0
2.5
3.0
2.4
2.0
1.8
1.6
1.4
2.2
VCC = +5.0V
CLK = 165MHz
CONTINUOUS MODE
VCC = +4.0V
Figure 21. Power Consumption vs. Bit Rate
BIT RATE – Mb/s
S
–45
–60
5.12
2.56
0.64
1.28
–50
–55
CLK = 122.88 MHz
VCC = +3.3V
–40
A
OUT
= 42MHz
A
OUT
= 32MHz
A
OUT
= 22MHz
A
OUT
= 12MHz
Figure 22. Spurious Emission vs. Bit Rate vs. A
OUT
BIT RATE – Mb/s
P
0.80
0.75
0.55
0
1
6
2
3
4
5
0.70
0.65
0.60
CLK = 122.88 MHz
VCC = +3.3V
CONTINUOUS MODE
Figure 23. PWR Consumption vs. Bit Rate
BURST MODE DUTY CYCLE – %
P
2.4
1.9
0
20
100
40
60
80
2.3
2.2
2.1
2.0
2.5
CLK = 165MHz
VCC = +5.0V
Figure 24. Power Consumption vs. Burst Duty Cycle
–40
–42
–52
3.5
1.75
0.44
0.88
–44
–46
–50
–48
BIT RATE – Mb/s
S
A
OUT
= 65MHz
A
OUT
= 40MHz
A
OUT
= 20MHz
CLK = 165MHz
VCC = +4.0V TO +5.0V
Figure 25. Spurious Emission vs. Bit Rate vs. A
OUT
相關(guān)PDF資料
PDF描述
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