AVDD = DV
參數(shù)資料
型號: AD7723BSZ
廠商: Analog Devices Inc
文件頁數(shù): 7/32頁
文件大小: 0K
描述: IC ADC 16BIT SIGMA-DELTA 44MQFP
標準包裝: 1
位數(shù): 16
采樣率(每秒): 1.2M
數(shù)據(jù)接口: 串行,并聯(lián)
轉換器數(shù)目: 1
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: 44-QFP
供應商設備封裝: 44-MQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 1 個差分,單極;1 個差分,雙極
配用: EVAL-AD7723CBZ-ND - BOARD EVALUATION FOR AD7723
AD7723
Rev. C | Page 15 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = DVDD = 5 V; TA = 25°C; CLKIN = 19.2 MHz; external 2.5 V reference, unless otherwise noted.
ANALOG INPUT LEVEL (dB)
110
40
–50
–40
(dB)
–30
–20
–10
0
100
90
80
60
50
70
THD
SIGNAL FREQUENCY = 98kHz
MEASUREMENT BANDWIDTH = 460kHz
SFDR
SNR
01186-012
Figure 12. SNR, THD, and SFDR vs. Analog Input Level Relative to Full Scale
(Output Data Rate = 1.2 MHz)
ANALOG INPUT LEVEL (dB)
110
40
–50
0
–40
(dB)
–30
–20
–10
100
90
80
60
50
70
THD
SIGNAL FREQUENCY = 98kHz
MEASUREMENT BANDWIDTH = 300kHz
SFDR
SNR
01186-013
Figure 13. SNR, THD, and SFDR vs. Analog Input Level Relative to Full Scale
(Output Data Rate = 600 kHz)
102
100
84
(dB)
92
90
88
86
96
94
98
TEMPERATURE (°C)
100
–25
0
25
50
75
–50
SIGNAL FREQUENCY = 98kHz
MEASUREMENT BANDWIDTH = 460kHz
SNR
THD
3RD
2ND
01186-014
Figure 14. SNR and THD vs. Temperature (Output Data Rate = 1.2 MHz)
106
104
88
(dB)
96
94
92
90
100
98
102
TEMPERATURE (°C)
100
–25
0
25
50
75
–50
SNR
THD
2ND
3RD
SIGNAL FREQUENCY = 98kHz
MEASUREMENT BANDWIDTH = 300kHz
01186-015
Figure 15. SNR and THD vs. Temperature (Output Data Rate = 600 kHz)
OUTPUT WORD RATE (kHz)
106
92
100
500
(dB)
1000
1500
2150
104
102
100
96
94
98
SNR
THD
SFDR
90
88
86
84
INPUT SIGNAL = 10kHz
MEASUREMENT BANDWIDTH = 0.383
× OWR
01186-016
Figure 16. SNR, THD, and SFDR vs. Sampling Frequency (Decimate by 16)
OUTPUT WORD RATE (kHz)
115
90
50
150
(dB)
300
600
900
110
105
95
100
SNR
THD
SFDR
INPUT SIGNAL = 10kHz
MEASUREMENT BANDWIDTH = 0.5
× OWR
450
750
01186-017
Figure 17. SNR, THD, and SFDR vs. Sampling Frequency (Decimate by 32)
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