參數(shù)資料
型號: ADA4941-1YRZ-R7
廠商: Analog Devices Inc
文件頁數(shù): 5/25頁
文件大?。?/td> 0K
描述: IC DIFF ADC DRIVER 18BIT 8SOIC
設(shè)計資源: 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 12 of 24
0
–110
0.001
1000
FREQUENCY (MHz)
P
S
RR
(
d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
0.01
0.1
1
10
100
+PSRR
–PSRR
05704-
028
Figure 29. Power Supply Rejection Ratio vs. Frequency
3.5
1.0
–40
120
TEMPERATURE (°C)
P
O
W
E
R
S
UP
P
L
Y
CURRE
NT
(
mA)
VS = ±5V
VS = +5V
VPD = VS–
VS = +3V
3.0
2.5
2.0
1.5
–20
0
20
40
60
80
100
05704-
029
Figure 30. Power Supply Current vs. Temperature
150
0
–40
120
TEMPERATURE (°C)
D
IFFE
R
E
N
TIA
L
OU
TP
U
T
OFFS
E
T
(
V
)
–20
0
20
40
60
80
100
05704-
030
125
100
75
50
25
VOS_A1 10V
VOS_A2 = 3V
VOS_A1 = 3V
VOS_A2 = 5V
VOS_A1 = 5V
VOS_A2 = 10V
Figure 31. Differential Output Offset Voltage vs. Temperature
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
–40
120
TEMPERATURE (°C)
OU
TP
U
T
S
A
TU
R
A
TION
V
OLTA
GE
WITH
R
E
S
P
E
C
T
TO
R
A
IL
(
V
)
–20
0
20
40
60
80
100
05704-
031
±5V SUPPLIES, POSITIVE RAIL
+5V SUPPLIES, POSITIVE RAIL
±5V SUPPLIES, NEGATIVE RAIL
+5V SUPPLIES, NEGATIVE RAIL
+3V SUPPLIES, POSITIVE RAIL
+3V SUPPLIES, NEGATIVE RAIL
Figure 32. Output Saturation Voltage vs. Temperature
2.5
–0.5
0.6
2.0
DISABLE INPUT VOLTAGE WITH RESPECT TO VS– (V)
S
UP
P
L
Y
CURRE
NT
(
mA)
ICC @ VS = ±5V
ICC @ VS = +5V
ICC @ VS = +3V
2.0
1.5
1.0
0.5
0
0.8
1.0
1.2
1.4
1.6
1.8
05704-
032
Figure 33. Power Supply Current vs. Disable Voltage
140
0
–200
–180
–160
–140
–120
–100
–80
–60
–40
–20
0
20
40
60
80
100
120
140
160
180
200
OFFSET VOLTAGE (V)
F
RE
Q
UE
NCY
120
100
80
60
40
20
VOS1
MEAN = –8V
STD. DEV = 47V
VOS2
MEAN = 11V
STD. DEV = 20V
NO. OF UNITS = 611
05704-
033
Figure 34. Differential Output Offset Distribution
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