参数资料
型号: ADA4941-1YRZ-R7
厂商: Analog Devices Inc
文件页数: 25/25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 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise noted, VS = 5 V, RL,dm = 1 k, REF = 2.5 V, DIS = LOW, OUT+ directly connected to FB (G = 2), TA = 25°C.
2
–16
–15
–14
–13
–12
1
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
10
100
VO, dm = 0.1V p-p
VS = +3V
VS = +5V
VS = ±5V
05704-
004
Figure 5. Small Signal Frequency Response for Various Power Supplies
2
–16
–15
–14
–13
–12
1
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
10
100
+25°C
–40°C
+85°C
VO, dm = 0.1V p-p
05704-
005
Figure 6. Small Signal Frequency Response at Various Temperatures
2
–15
1
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
10
100
RL, dm = 1k
RL, dm = 5k
RL, dm = 500
1
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
–10
–11
–12
–13
–14
VO, dm = 0.1V p-p
05704-
006
Figure 7. Small Signal Frequency Response for Various Resistive Loads
2
–16
–15
–14
–13
–12
0.1
100
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
1
10
VS = +3V
VO, dm = 2V p-p
VS = +5V
VO, dm = 6V p-p
VS = ±5V
VO, dm = 12V p-p
05704-
007
Figure 8. Large Signal Frequency Response for Various Power Supplies
2
–16
–15
–14
–13
–12
0.1
100
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
1
10
+25°C
–40°C
+85°C
VO, dm = 6V p-p
05704-
008
Figure 9. Large Signal Frequency Response at Various Temperatures
2
–16
0.1
10
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
RL, dm = 1k
RL, dm = 5k
RL, dm = 500
VO, dm = 6V p-p
1
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
–10
–11
–12
–13
–14
–15
1
05704-
009
Figure 10. Large Signal Frequency Response for Various Resistive Loads
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