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參數(shù)資料
型號(hào): AD7400YRWZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 20/20頁
文件大?。?/td> 0K
描述: IC MODULATOR SIGMA-DELTA 16-SOIC
標(biāo)準(zhǔn)包裝: 1,000
類型: 調(diào)制器
分辨率(位): 16 b
采樣率(每秒): 10M
數(shù)據(jù)接口: 串行
電壓電源: 單電源
電源電壓: 4.5 V ~ 5.25 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC W
包裝: 帶卷 (TR)
Data Sheet
AD7400
Rev. G | Page 9 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, using a 20 kHz brick wall filter, unless otherwise noted.
100
0
20
10
30
40
50
60
70
80
90
100
0
200
300
400
500
600
700
800
900
1000
04718-005
SUPPLY RIPPLE FREQUENCY (kHz)
PSRR
(dB)
200mV p-p SINEWAVE ON VDD1
NO DECOUPLING
VDD1 = VDD2 = 4.5V TO 5.25V
Figure 6. PSRR vs. Supply Ripple Frequency Without Supply Decoupling
(1 MHz Filter Used)
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
4000
3500
3000
2500
2000
1500
1000
500
04718-
006
INPUT FREQUENCY (Hz)
S
INAD
(
d
B)
VDD1 = VDD2 = 4.5V
VDD1 = VDD2 = 5.25V
VDD1 = VDD2 = 5V
Figure 7. SINAD vs. Analog Input Frequency for Various Supply Voltages
FREQUENCY (kHz)
(d
B)
0
–20
–180
–160
–140
–120
–100
–80
–60
–40
0
20
18
16
14
12
10
8
6
4
2
04718-
007
8192 POINT FFT
fIN = 35Hz
SINAD = 79.6991dB
THD = –92.6722dB
DECIMATION BY 256
Figure 8. Typical FFT, ±200 mV Range
(Using Sinc3 Filter, 256 Decimation Rate)
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
0.195
0.315
0.215
0.235
0.255
0.275
0.295
04718-
008
± INPUT AMPLITUDE (V)
S
INAD
(
d
B)
VDD1 = VDD2 = 5V
Figure 9. SINAD vs. VIN
CODE
DN
L
E
RRO
R
(
L
S
B)
0.5
–0.4
–0.3
–0.2
0
–0.1
0.1
0.2
0.3
0.4
04718-
009
0
60000
50000
40000
30000
20000
10000
VIN+ = –200mV TO +200mV
VIN– = 0V
Figure 10. Typical DNL, ±200 mV Range
(Using Sinc3 Filter, 256 Decimation Rate)
CODE
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
0
60000
50000
40000
30000
20000
10000
04718-
010
VIN+ = –200mV TO +200mV
VIN– = 0V
IN
L
E
RRO
R
(
L
S
B)
Figure 11. Typical INL, ±200 mV Range
(Using Sinc3 Filter, 256 Decimation Rate)
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