參數(shù)資料
型號(hào): AD7722ASZ
廠商: Analog Devices Inc
文件頁數(shù): 5/24頁
文件大小: 0K
描述: IC ADC 16BIT 195KSPS 44-MQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 16
采樣率(每秒): 220k
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 375mW
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(yīng)商設(shè)備封裝: 44-MQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 1 個(gè)差分,單極;1 個(gè)差分,雙極
REV. B
AD7722
–13–
CODE
INL
ERROR
(LSB)
1.0
0.8
–1.0
0
20000
65535
40000
–0.4
–0.8
–0.6
0
–0.2
0.6
0.2
0.4
TPC 10. Integral Nonlinearity Error
0
–154
dB
–20
–80
–100
–120
–140
–40
–60
010
20
30
40
50
60
70
80
98
CLKIN = 12.5MHz
SNR = 90.1dB
S/(N+D) = 89.2dB
SFDR = –99.5dB
THD = –96.6dB
2ND = –100.9dB
3RD = –106.0dB
4TH = –99.5dB
FREQUENCY (kHz)
TPC 11. 16K Point FFT
0
–154
dB
–20
–80
–100
–120
–140
–40
–60
020
40
6080
96
XTAL = 12.288MHz
SNR = 89.0dB
S/(N+D) = 87.8dB
SFDR = –94.3dB
THD = –93.8dB
2ND = –94.3dB
3RD = –108.5dB
4TH = –105.7dB
FREQUENCY (kHz)
TPC 12. 16K Point FFT
CLKIN FREQUENCY (MHz)
POWER
(mW)
200
0
2.5
15.0
10.0
12.5
180
80
60
40
20
160
140
100
120
5.0
7.5
AIDD
DIDD
TPC 13. Power Consumption vs. CLKIN Frequency
0
–154
dB
–20
–80
–100
–120
–140
–40
–60
020
40
60
80
96
AIN = 90kHz
XTAL = 12.288MHz
SNR = 88.1dB
S/(N+D) = 88.1dB
SFDR = –103.7dB
FREQUENCY (kHz)
TPC 14. 16K Point FFT
0
–154
dB
–20
–80
–100
–120
–140
–40
–60
020
40
60
80
98
AIN = 90kHz
CLKIN = 12.5 MHz
SNR = 89.6dB
S/(N+D) = 89.6dB
SFDR = –108.0dB
FREQUENCY (kHz)
TPC 15. 16K Point FFT
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