参数资料
型号: CA3140E
厂商: Intersil
文件页数: 10/23页
文件大小: 0K
描述: IC OPAMP DUAL BIMOS 4.5MHZ 8-DIP
标准包装: 50
放大器类型: 通用
电路数: 1
转换速率: 9 V/µs
增益带宽积: 4.5MHz
电流 - 输入偏压: 10pA
电压 - 输入偏移: 5000µV
电流 - 电源: 4mA
电流 - 输出 / 通道: 40mA
电压 - 电源,单路/双路(±): 4 V ~ 36 V,±2 V ~ 18 V
工作温度: -55°C ~ 125°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
其它名称: CA3140
18
FN957.10
July 11, 2005
+15V
3
0.1
F
8
5k
7
1
5
6
2
R2
R1
10k
R3
1N914
10k
100k
OFFSET
ADJUST
4
PEAK
ADJUST
10k
+
CA3140
-
20VP-P Input BW (-3dB) = 290kHz, DC Output (Avg) = 3.2V
GAIN
R
2
R
1
-------
X
R
3
R
1R2
R
3
+
-----------------------------
==
=
R
3
XX
2
+
1X
-----------------
R
1
=
FOR X
0.5
5k
10k
---------------
R
2
R
1
-------
==
R
3
10k
0.75
0.5
-----------
15k
==
OUTPUT
0
INPUT
0
FIGURE 26. SINGLE SUPPLY, ABSOLUTE VALUE, IDEAL
FULL WAVE RECTIFIER WITH ASSOCIATED
WAVEFORMS
+15V
-15V
2
7
4
+
CA3140
-
3
0.01
F
0.01
F
6
1M
NOISE VOLTAGE
OUTPUT
30.1k
1k
RS
BW (-3dB) = 140kHz
TOTAL NOISE VOLTAGE
(REFERRED TO INPUT) = 48
V (TYP)
FIGURE 27. TEST CIRCUIT AMPLIFIER (30dB GAIN) USED FOR
WIDEBAND NOISE MEASUREMENT
Top Trace: Output; 50mV/Div., 200ns/Div.
Bottom Trace: Input; 50mV/Div., 200ns/Div.
FIGURE 28B. SMALL SIGNAL RESPONSE
(Measurement made with Tektronix 7A13 differential amplifier.)
Top Trace: Output Signal; 5V/Div., 5
s/Div.
Center Trace: Difference Signal; 5mV/Div., 5
s/Div.
Bottom Trace: Input Signal; 5V/Div., 5
s/Div.
FIGURE 28C. INPUT-OUTPUT DIFFERENCE SIGNAL SHOWING
SETTLING TIME
FIGURE 28. SPLIT SUPPLY VOLTAGE FOLLOWER TEST
CIRCUIT AND ASSOCIATED WAVEFORMS
+15V
-15V
2
7
4
+
CA3140
-
3
0.1
F
0.1
F
6
0.05
F
2k
10k
100pF
SIMULATED
LOAD
2k
BW (-3dB) = 4.5MHz
SR = 9V/
s
FIGURE 28A. TEST CIRCUIT
INPUT
CA3140, CA3140A
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