參數(shù)資料
型號(hào): ADA4941-1YRZ-R7
廠商: Analog Devices Inc
文件頁數(shù): 3/25頁
文件大?。?/td> 0K
描述: IC DIFF ADC DRIVER 18BIT 8SOIC
設(shè)計(jì)資源: Converting a Single-Ended Signal with AD7982 Differential PulSAR ADC (CN0032)
Converting a Single-Ended Signal with AD7984 Differential PulSAR ADC (CN0033)
標(biāo)準(zhǔn)包裝: 1,000
類型: ADC 驅(qū)動(dòng)器
應(yīng)用: 數(shù)據(jù)采集
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SO
包裝: 帶卷 (TR)
ADA4941-1
Rev. C | Page 10 of 24
–65
–75
–85
–95
–105
–115
–125
–135
020
OUTPUT AMPLITUDE (V p-p)
D
IS
T
OR
TION
(
d
B
c
)
05
70
4-
0
16
VS = +5V
f = 10kHz
VS = ±5V
VS = +3V
2468
10
12
14
16
18
HD2
HD3
Figure 17. Distortion vs. Output Amplitude for Various Supplies (G = +2)
–60
–140
0.1
10
1
1000
FREQUENCY (kHz)
DI
S
T
O
R
T
IO
N
(
d
Bc)
100
05
70
4-
01
7
–65
–70
–75
–80
–85
–90
–95
–100
–105
–110
–115
–120
–125
–130
–135
HD3
HD2
VS = +3V
VS = +5V
VS =±5V
HD2
VO, dm = 2V p-p
VREF = MIDSUPPLY
Figure 18. Distortion vs. Frequency for Various Supplies
–60
–140
0.1
10
1
1000
FREQUENCY (kHz)
DI
S
T
O
R
T
IO
N
(
d
Bc)
100
VO = 2V p-p
VO = 6V p-p
05
70
4-
04
5
–65
–70
–75
–80
–85
–90
–95
–100
–105
–110
–115
–120
–125
–130
–135
HD3
HD2
HD3
HD2
Figure 19. Distortion vs. Frequency at Various Output Amplitudes
HD3
–65
–145
020
OUTPUT AMPLITUDE (V p-p)
D
IS
T
OR
TION
(
d
B
c
)
05
70
4-
0
19
DIFFERENTIAL G = –2
f = 10kHz
2468
10
12
14
16
18
–75
–85
–95
–105
–115
–125
–135
VS = +5V
VS = ±5V
VS = +3V
HD2
HD3
Figure 20. Distortion vs. Output Amplitude for Various Supplies (G = 2)
–70
–140
0.1
10
1
1000
FREQUENCY (kHz)
DI
S
T
O
R
T
IO
N
(
d
Bc)
100
05
70
4-
02
0
HD3
G = –2
G = +2
G = +4
VO, dm = 2V p-p
VREF = MIDSUPPLY
–80
–90
–100
–110
–120
–130
HD2
Figure 21. Distortion vs. Frequency for Various Gains
0.12
–0.12
OU
T
P
U
T
V
O
LT
A
G
E
(
V
)
50ns/DIV
VOUT = 200mV p-p
0.08
0.04
0
–0.04
–0.08
CL =0pF
CL = 20pF
05
70
4-
0
22
Figure 22. Small Signal Transient Response for Various Capacitive Loads
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