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EL2082 PDF预览

EL2082

更新时间: 2024-01-30 18:02:51
品牌 Logo 应用领域
ELANTEC /
页数 文件大小 规格书
16页 358K
描述
Current-Mode Multiplier

EL2082 技术参数

是否Rohs认证:不符合生命周期:Obsolete
Reach Compliance Code:unknown风险等级:5.84
Is Samacsys:N模拟集成电路 - 其他类型:ANALOG MULTIPLIER OR DIVIDER
标称带宽:150 MHzJESD-30 代码:R-GDIP-T8
JESD-609代码:e0负电源电压最大值(Vsup):-15 V
负电源电压最小值(Vsup):-5 V标称负供电电压 (Vsup):-15 V
功能数量:1端子数量:8
最高工作温度:125 °C最低工作温度:-55 °C
封装主体材料:CERAMIC, GLASS-SEALED封装代码:DIP
封装等效代码:DIP8,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:+-15 V认证状态:Not Qualified
子类别:Analog Computational Functions最大供电电流 (Isup):16 mA
最大供电电压 (Vsup):15 V最小供电电压 (Vsup):5 V
标称供电电压 (Vsup):15 V表面贴装:NO
技术:BIPOLAR温度等级:MILITARY
端子面层:Tin/Lead (Sn/Pb)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIEDBase Number Matches:1

EL2082 数据手册

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EL2082C  
Current-Mode Multiplier  
Applications Information Ð Contd.  
pin of the EL2082 looks like 95X well past 100 MHz, and the output looks like a simple  
The I  
IN  
current-source in parallel with about 5 pF. There is no particular problem with any resistance or  
reactance connected to I or I . The mixer output is generally sent to a crystal filter, which  
IN  
OUT  
required a few hundred ohm terminating impedance. The impedance of the I pin of the first EL2082  
IN  
is transformed to about 400X by the 2:1 transformer T1. The two EL2082’s are used as variable-gain IF  
amplifiers, with small gains offered by each. The output of the first EL2082 is coupled to the second by  
e
e
c
5 95X, approximately. The  
the resonant matching network L1C1. For a Q of 5, Xc1  
2
x11  
c
impedance seen at the first EL2082’s I  
will be about Q  
95X, or 2.5k, and by impedance transfor-  
OUT  
e
mation alone the first gain cell delivers 28 dB of gain at Vg  
wider range of (calibrated) AGC compliance.  
1V. More gain cells can be used for a  
The E input can be used as a high-speed noise blanker gate.  
Linearized Fader/Gain Control  
The following circuit is an example of placing two EL2082’s in the feedback network of an op-amp to  
significantly reduce their distortions:  
Linearized Gain Control/Fader  
e
K
(1 K)  
V
#
#
OUT  
A
a
here O  
b
V
B
1
s
s
K
208220  
Dual EL2082 Fader with EL2030  
NTSC Differential Gain Error  
Dual EL2082 Fader with EL2030  
NTSC Differential Phase Error  
208221  
208222  
12  

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