参数资料
型号: AD7626BCPZ
厂商: Analog Devices Inc
文件页数: 3/28页
文件大小: 0K
描述: IC ADC 16BIT 10MSPS DIFF 32LFCSP
设计资源: Single-Ended-to-Differential High Speed Drive Circuit for 16-Bit, 10 MSPS AD7626 ADC (CN0105)
特色产品: AD7626 PulSAR Differential ADC
标准包装: 1
位数: 16
采样率(每秒): 10M
数据接口: 串行
转换器数目: 1
功率耗散(最大): 170mW
电压电源: 模拟和数字
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: 托盘
输入数目和类型: 2 个单端,单极;1 个差分,双极
Data Sheet
AD7626
Rev. B | Page 11 of 28
0
–20
–40
–60
SECOND
HARMONIC
THIRD
HARMONIC
–80
–100
–120
–140
–160
–180
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
AM
P
L
IT
UDE
(
d
B)
FREQUENCY (MHz)
INPUT FREQUENCY = 5.00656128MHz
–0.5dB INPUT AMPLITUDE
SNR = 86.7dBFS
SINAD = 83.2dBFS
THD = –85.3dB
SFDR = 86.1dB
64k SAMPLES
07648-
406
FOURTH
HARMONIC
FIFTH
HARMONIC
Figure 11. FFT, 5 MHz, 0.5 dB Input Tone, Wide View
0
–20
–40
–60
FUNDAMENTAL
–80
–100
–120
–140
–160
–180
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
AM
P
L
IT
UDE
(
d
B)
FREQUENCY (MHz)
INPUT FREQUENCY = 5.00656128MHz
–6dB INPUT AMPLITUDE
SNR = 88.4dBFS
SINAD = 88.0dBFS
THD = –92.4dB
SFDR = 92.8dB
64k SAMPLES
07648-
413
THIRD
HARMONIC
FIFTH
HARMONIC
SECOND
HARMONIC
FOURTH
HARMONIC
Figure 12. FFT, 5 MHz, 6 dB Input Tone, Wide View
–75
–80
–85
–90
–95
–100
–105
–110
–115
–18
0
–15
–12
–9
–6
–3
T
HD
(
d
B)
INPUT AMPLITUDE (dBFS)
07648-
211
1MHz
2MHz
3MHz
5MHz
9.7MHz
Figure 13. THD vs. Input Amplitudes at Input Frequency Tones of
10 kHz to 9.7 MHz
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
4.50
4.55
4.60
4.65
4.70
4.75
4.80
4.85
4.90
4.95
5.00
AM
P
L
IT
UDE
(
d
B)
FREQUENCY (MHz)
INPUT FREQUENCY = 5.00656128MHz
–0.5dB INPUT AMPLITUDE
SNR = 86.7dBFS
SINAD = 83.2dBFS
THD = –85.3dB
SFDR = 86.1dB
64k SAMPLES
07648-
412
FUNDAMENTAL
THIRD
HARMONIC
FIFTH
HARMONIC
Figure 14. FFT, 5 MHz, 0.5 dB Input Tone Zoomed View
0
–20
–40
–60
FUNDAMENTAL
–80
–100
–120
–140
–160
–180
4.50
4.55
4.60
4.65
4.70
4.75
4.80
4.85
4.90
4.95
5.00
AM
P
L
IT
UDE
(
d
B)
FREQUENCY (MHz)
INPUT FREQUENCY = 5.00656128MHz
–6dB INPUT AMPLITUDE
SNR = 88.4dBFS
SINAD = 88.0dBFS
THD = –92.4dB
SFDR = 92.8dB
64k SAMPLES
07648-
407
THIRD
HARMONIC
FIFTH HARMONIC
Figure 15. FFT, 5 MHz, 0.5 dB Input Tone Zoomed View
SNR
THD
–50
–60
–70
–80
–90
–100
–110
10k
10M
100k
1M
T
HD
(
d
B)
INPUT FREQUENCY (Hz)
07648-
401
94
92
90
88
86
84
82
80
S
NR
(
d
BF
S
)
Figure 16. THD and SNR vs. Input Frequency (0.5 dB Input Tone)
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