参数资料
型号: AD9245BCPZRL7-65
厂商: Analog Devices Inc
文件页数: 7/32页
文件大小: 0K
描述: IC ADC 14BIT SGL 65MSPS 32LFCSP
标准包装: 1,500
位数: 14
采样率(每秒): 65M
数据接口: 并联
转换器数目: 3
功率耗散(最大): 300mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘,CSP
供应商设备封装: 32-LFCSP-VQ(5x5)
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极;1 个差分,单极
Data Sheet
AD9245
Rev. E | Page 15 of 32
INPUT FREQUENCY (MHz)
SNR
(dBc)
0
25
50
75
100
65
75
–40
C
+85
C
74
73
72
71
70
69
68
67
66
125
03583-036
+25
C
Figure 20. SNR vs. Input Frequency
DUTY CYCLE (%)
S
NR/S
F
DR
(dBc)
30
35
40
45
50
55
60
65
70
90
88
86
84
82
80
78
76
74
72
70
0358
3-
037
SNR (DCS ON)
SNR (DCS OFF)
SFDR (DCS ON)
SFDR (DCS OFF)
Figure 21. SNR/SFDR vs. Clock Duty Cycle
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
AMPLITUDE
(
d
BFS)
–120
0
9.6
19.2
28.8
38.4
FREQUENCY (MHz)
03583-059
Figure 22. 32K FFT WCDMA Carrier @ FIN = 96 MHz; Sample Rate = 76.8 MSPS
INPUT FREQUENCY (MHz)
SF
DR
(d
Bc)
0
25
50
75
100
70
100
95
90
85
80
75
125
–40
C
+25
C
+85
C
0358
3-038
Figure 23. SFDR vs. Input Frequency
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
AMPLITUDE
(dBFS)
–120
0
9.6
19.2
28.8
38.4
FREQUENCY (MHz)
03583-060
Figure 24. Two 32K FFT CDMA-2000 Carriers @
FIN = 46.08 MHz; Sample Rate = 61.44 MSPS
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
AMPLITUDE
(
d
BFS)
–120
0
9.6
19.2
28.8
38.4
FREQUENCY (MHz)
03583-061
Figure 25. Two 32K FFT WCDMA Carriers @
FIN = 76.8 MHz; Sample Rate = 61.44 MSPS
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