参数资料
型号: AD9444BSVZ-80
厂商: Analog Devices Inc
文件页数: 10/40页
文件大小: 0K
描述: IC ADC 14BIT 80MSPS 100TQFP
标准包装: 1
位数: 14
采样率(每秒): 80M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 1.4W
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: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 托盘
输入数目和类型: 1 个差分,单极
AD9444
Rev. 0 | Page 18 of 40
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
7.68
15.36
23.04
30.72
FREQUENCY (MHz)
AMP
L
ITUDE
(dBFS
)
05089-030
61.44MSPS
TOTAL INPUT SIGNAL
POWER: –30dBFS
Figure 30. 64K FFT, 61.44 MSPS, 4 @ WCDMA, IF = 46.08 MHz
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
AMP
L
ITUDE
(dBFS
)
05089
–031
NPR: 63.1dB
Figure 31. NPR, 80 MSPS/18 MHz Notch
05089-032
70
75
80
85
90
95
100
105
20
30
40
50
60
70
80
CLOCK DUTY CYCLE (%)
dB
SFDR - DCS OFF (dBFS)
SFDR - DCS ON (dBFS)
SNR - DCS OFF (dB)
SNR - DCS ON (dB)
Figure 32. Single-Tone SNR/SFDR vs. Clock Duty Cycle,
FSAMPLE = 80 MSPS, 10.3 MHz @ 0.5 dBFS
05089-033
0
2000
4000
6000
8000
10000
12000
8179
8180
8181
8182
8183
8184
8185
8186
8187
BIN
FRE
Q
UE
NCY
Figure 33. Ground Input Histogram
80 MSPS, VIN+ = VIN, 32K Samples
05089-034
50
70
90
110
130
150
170
190
210
230
250
20
30
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80
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100
110
120
130
SAMPLE RATE (MSPS)
CURRE
NT
(mA)
AVDD1 (3.3V)
AVDD2 (5.0V)
DRVDD (3.3V)
Figure 34. ISUPPLY vs. Sample Rate, AIN = 10.3 MHz @ 0.5 dBFS
60
65
70
75
80
85
90
95
100
2.5
2.7
2.9
3.1
3.3
3.5
3.7
3.9
VIN COMMON-MODE (V)
(dB)
05089-035
SFDR (dBc)
SNR (dB)
Figure 35. Single-Tone SNR/SFDR vs.
VIN Common-Mode Voltage 80 MSPS/10.3 MHz
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