参数资料
型号: ADA4941-1YRZ-R7
厂商: Analog Devices Inc
文件页数: 4/25页
文件大小: 0K
描述: IC DIFF ADC DRIVER 18BIT 8SOIC
设计资源: Converting a Single-Ended Signal with AD7982 Differential PulSAR ADC (CN0032)
Converting a Single-Ended Signal with AD7984 Differential PulSAR ADC (CN0033)
标准包装: 1,000
类型: ADC 驱动器
应用: 数据采集
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
ADA4941-1
Rev. C | Page 11 of 24
0.12
–0.12
OU
TP
U
T
V
OLTA
GE
(
V
)
50ns/DIV
VOUT = 200mV p-p
0.08
0.04
0
–0.04
–0.08
VS = +3V
VS = +5V OR VS = ±5V
05704-
018
Figure 23. Small Signal Transient Response for Various Supplies
8
–8
A
MPL
IT
U
D
E
(V)
VS = ±5V
VO, dm = 12V p-p
VO, dm
2 × VIN
ERROR = 2 × VIN – VO, dm
6
4
2
0
–2
–4
–6
2.4
–2.4
E
RRO
R
(
mV
)1
DI
V
=
0.
005%
1.8
1.2
0.6
0
–0.6
–1.2
–1.8
1s/DIV
05704-
023
Figure 24. Settling Time (0.005%), VS = ±5 V
12
–12
10
8
6
4
2
0
–2
–4
–6
–8
–10
OU
TP
U
T
V
OLTA
GE
(
V
)
1s/DIV
INPUT × 2
OUTPUT
05704-
024
Figure 25. Input Overdrive Recovery, VS = ±5 V
8
–8
OU
TP
U
T
V
OLTA
GE
(
V
)
200ns/DIV
VS = ±5V
VO, dm = 12V p-p
VS = ±2.5V
VO, dm = 6V p-p
VS = ±1.5V
VO, dm = 2V p-p
6
4
2
0
–2
–4
–6
05704-
021
Figure 26. Large Signal Transient Response for Various Supplies
9
1
A
MPL
IT
U
D
E
(V)
VS = +5V
VO, dm = 6V p-p
VO, dm
2 × VIN
ERROR = 2 × VIN – VO, dm
8
7
6
5
4
3
2
1.2
–1.2
E
RRO
R
(
mV
)1
DI
V
=
0.
005%
0.9
0.6
0.3
0
–0.3
–0.6
–0.9
1s/DIV
05704-
026
Figure 27. Settling Time (0.005%), VS = +5 V
8
–8
OU
TP
U
T
V
OLTA
GE
(
V
)
1s/DIV
6
4
2
0
–2
–4
–6
INPUT × 2
OUTPUT
05704-
027
Figure 28. Input Overdrive Recovery, VS = +5 V
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