参数资料
型号: AD7664ACPZ
厂商: Analog Devices Inc
文件页数: 24/24页
文件大小: 0K
描述: IC ADC 16BIT UNIPOLAR 48-LFCSP
标准包装: 13
系列: PulSAR®
位数: 16
采样率(每秒): 570k
数据接口: 串行,并联
转换器数目: 1
功率耗散(最大): 115mW
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: 48-VFQFN 裸露焊盘,CSP
供应商设备封装: 48-LFCSP-VQ(7x7)
包装: 托盘
输入数目和类型: 2 个伪差分,单极
配用: EVAL-AD7664CBZ-ND - BOARD EVALUATION FOR AD7664
REV. E
AD7664
–9–
FREQUENCY (kHz)
057
114
171
285
228
AMPLITUDE
(dB
of
Full
Scale)
0
–20
–180
–40
–60
–80
–100
–120
–140
–160
8192 POINT FFT
fS = 570kHz
fIN = 45.5322kHz, –0.5dB
SNR = 90.1dB
SINAD = 89.4dB
THD = –97.1dB
SFDR = 97.5dB
TPC 7. FFT Plot
1
SNR
AND
S/[N+D]
dB
FREQUENCY – kHz
100
10
90
80
75
70
100
85
1000
95
ENOB
Bits
15.0
14.0
13.5
13.0
16.0
14.5
15.5
SNR
S/(N+D)
ENOB
TPC 8. SNR, S/(N+D), and ENOB vs. Frequency
1
THD
,HARMONIC
dB
FREQUENCY – kHz
100
10
–70
–80
–85
–90
–95
–100
–105
–110
–60
–75
1000
–65
SFDR
THD
SFDR
dB
100
90
85
80
75
70
65
60
110
95
105
SECOND HARMONIC
THIRD HARMONIC
TPC 9. THD, Harmonics, and SFDR vs. Frequency
92
–60
SNR
(REFERRED
TO
FULL
SCALE)
dB
INPUT LEVEL – dB
0
–20
–40
90
88
86
SNR
S/(N+D)
–50
–30
–10
TPC 10. SNR and S/(N+D) vs. Input Level
(Referred to Full Scale)
96
–55
SNR
AND
S/(N+D)
dB
TEMPERATURE – C
–35
125
105
85
65
45
25
5
–15
93
90
87
84
–96
–98
–100
–102
–104
THD
dB
THD
SNR
TPC 11. SNR, S/(N+D), THD vs. Temperature
OVDD, ALL MODES
DVDD, IMPULSE
AVDD, IMPULSE
DVDD, WARP/NORMAL
AVDD, WARP/NORMAL
100k
0.1
OPERATING
CURRENTS
A
SAMPLING RATE – SPS
100k
1k
10
1
100
10k
1M
10k
1k
100
10
1
0.1
0.01
0.001
TPC 12. Operating Currents vs. Sample Rate
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