參數(shù)資料
型號: AD7665ASTZ
廠商: Analog Devices Inc
文件頁數(shù): 2/23頁
文件大小: 0K
描述: IC ADC 16BIT CMOS 5V 48-LQFP
標準包裝: 1
系列: PulSAR®
位數(shù): 16
采樣率(每秒): 570k
數(shù)據(jù)接口: 串行,并聯(lián)
轉換器數(shù)目: 1
功率耗散(最大): 74mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應商設備封裝: 48-LQFP(7x7)
包裝: 托盤
輸入數(shù)目和類型: 4 個單端,單極;4 個單端,雙極
配用: EVAL-AD7665CBZ-ND - BOARD EVALUATION FOR AD7665
REV.
AD7665
–10–
–0
–20
–40
–60
–80
–100
–120
–140
–160
–180
0
57
114
171
228
285
AMPLITUDE
dB
OF
FULL
SCALE
FREQUENCY – kHz
4096 POINT FFT
FS = 571kHz
fIN = 45kHz, –0.5dB
SNR = 90.1 dB
SINAD = 89.7dB
THD = –100.1dB
SFDR = 102.3dB
TPC 7. FFT Plot
100
95
90
85
80
75
70
1
10
100
1000
16.0
15.5
15.0
14.5
14.0
13.5
13.0
SNR
AND
S/[N
+D]
dB
ENOB
Bits
FREQUENCY – kHz
SNR
SINAD
ENOB
TPC 8. SNR, S/(N+D), and ENOB vs. Frequency
92
90
88
86
–80
–70
–60
–50
–40
–30
–20
–10
0
SNR
(REFERRED
T
O
FULL
SCALE)
dB
INPUT LEVEL – dB
TPC 9. SNR vs. Input Level
96
93
90
87
84
–98
–100
–102
–104
–55
–35
–15
5
25
45
65
85
105
125
SNR
dB
THD
dB
TEMPERATURE – C
THD
SNR
TPC 10. SNR, THD vs. Temperature
THD
SECOND HARMONIC
THIRD HARMONIC
SFDR
–60
–65
–70
–75
–80
–85
–90
–95
–100
–105
–110
–115
110
105
100
95
90
85
80
75
70
65
60
1
10
100
1000
THD
,HARMONICS
dB
SFDR
dB
FREQUENCY – kHz
TPC 11. THD, Harmonics, and SFDR vs. Frequency
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–60
–50
–40
–30
–20
–10
0
THD
,HARMONICS
dB
INPUT LEVEL – dB
THD
THIRD HARMONIC
SECOND HARMONIC
TPC 12. THD, Harmonics vs. Input Level
C
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