参数资料
型号: ADA4940-1ACPZ-R7
厂商: Analog Devices Inc
文件页数: 4/33页
文件大小: 0K
描述: IC DIFF ADC DVR 18BIT LN 16LFCSP
特色产品: ADA4940 Amplifiers
标准包装: 1
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 ~ 7 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘,CSP
供应商设备封装: 16-LFCSP-VQ EP(3x3)
包装: 标准包装
其它名称: ADA4940-1ACPZ-R7DKR
Data Sheet
ADA4940-1/ADA4940-2
Rev. C | Page 11 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VS = ±2.5 V, G = 1, RF = RG = 1 k, RT = 52.3 (when used), RL = 1 k, unless otherwise noted. See Figure 59 and Figure 60 for the
test circuits.
3
–9
0.1
1
10
100
1000
NO
RM
AL
IZ
E
D
G
AI
N
(
d
B)
FREQUENCY (MHz)
08452-
006
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
G = 2, RL = 1kΩ
G = 2, RL = 200Ω
G = 1, RL = 200Ω
G = 1, RL = 1kΩ
Figure 7. Small Signal Frequency Response for Various Gains and Loads
(LFCSP)
08452-
007
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
0.1
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
VOUT, dm = 0.1V p-p
VS = ±3.5V
VS = ±2.5V
VS = ±1.5V
Figure 8. Small Signal Frequency Response for Various Supplies (LFCSP)
Figure 9. Small Signal Frequency Response for Various Temperatures (LFCSP)
3
–9
0.1
1
10
100
1000
NO
RM
AL
IZ
E
D
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT = 2V p-p
G = 2, RL = 1kΩ
G = 1, RL = 1kΩ
08452-
009
G = 1, RL = 200Ω
G = 2, RL = 200Ω
Figure 10. Large Signal Frequency Response for Various Gains and Loads
08452-
010
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
0.1
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
VOUT = 2V p-p
VS = ±3.5V
VS = ±2.5V
VS = ±1.5V
Figure 11. Large Signal Frequency Response for Various Supplies
3
–9
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 2V p-p
08452-
0
1
–40°C
+25°C
+125°C
Figure 12. Large Signal Frequency Response for Various Temperatures
3
–9
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
08452-
008
–40°C
+25°C
+125°C
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