参数资料
型号: ADA4940-1ARZ-R7
厂商: Analog Devices Inc
文件页数: 5/33页
文件大小: 0K
描述: IC DIFF ADC DVR 18BIT LN 8SOIC
标准包装: 1,000
放大器类型: 差分
电路数: 1
输出类型: 差分
转换速率: 95 V/µs
-3db带宽: 260MHz
电流 - 输入偏压: 1.1µA
电压 - 输入偏移: 60µV
电流 - 电源: 1.25mA
电流 - 输出 / 通道: 46mA
电压 - 电源,单路/双路(±): 3 V ~ 6 V
工作温度: -40°C ~ 125°C
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)
ADA4940-1/ADA4940-2
Data Sheet
Rev. C | Page 12 of 32
084
52-
012
4
3
–9
0.1
1
10
100
1000
GA
IN
(dB
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
LFCSP-1
LFCSP-2:CH1
LFCSP-2: CH2
SOIC-1
Figure 13. Small Signal Frequency Response for Various Packages
3
–9
0.1
1
10
100
1000
GA
IN
(
d
B
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
VOCM = 0V
VOCM = +1V
VOCM = –1V
084
52
-01
3
Figure 14. Small Signal Frequency Response at Various VOCM Levels (LFCSP)
4
3
–9
0.1
1
10
100
1000
GA
IN
(dB
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
084
52-
205
VOCM = –1V
VOCM = 0V
VOCM = +1V
Figure 15. Small Signal Frequency Response for Various VOCM (SOIC)
3
–9
1
10
100
1000
GA
IN
(dB
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT = 2V p-p
0
845
2-
0
15
LFCSP-1
LFCSP-2: CH1
LFCSP-2: CH2
SOIC-1
Figure 16. Large Signal Frequency Response for Various Packages
3
–9
0.1
1
10
100
1000
GA
IN
(
d
B
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOCM = –1V
VOCM = 0V
VOCM = +1V
084
52
-01
6
VOUT, dm = 2V p-p
Figure 17. Large Signal Frequency Response at Various VOCM Levels
4
3
–9
0.1
1
10
100
1000
GA
IN
(dB
)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
084
52-
203
LFCSP: RL = 1k
LFCSP: RL = 200
SOIC: RL = 1k
SOIC: RL = 200
Figure 18. Small Signal Frequency Response for Various Packages and Loads
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