JPS6430922U

JPS6430922U -

Info

Publication number: JPS6430922U
Application number: JP12677187U
Authority: JP
Priority date: 1987-08-20
Filing date: 1987-08-20
Publication date: 1989-02-27

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例による増幅器を示
す構成図、第２図、第３図はそれぞれこの考案の
他の実施例による増幅器を示す構成図、第４図、
第５図はそれぞれ従来の増幅器を示す構成図であ
る。１，２は差動入力型増幅器、３は信号入力端、
４，５は信号出力端、９ａ，９ｂ，１０ａ，１０
ｂは抵抗、８ｃはコンデンサ、１１，１２は抵抗
分割点。なお、図中、同一符号は同一、または相
当部分を示す。 FIG. 1 is a block diagram showing an amplifier according to one embodiment of this invention, FIGS. 2 and 3 are block diagrams showing amplifiers according to other embodiments of this invention, and FIG.
FIG. 5 is a block diagram showing each conventional amplifier. 1 and 2 are differential input type amplifiers, 3 is a signal input terminal,
4 and 5 are signal output terminals, 9a, 9b, 10a, 10
b is a resistor, 8c is a capacitor, and 11 and 12 are resistance division points. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims

[Claims for Utility Model Registration] In an amplifier that amplifies an input signal applied to a signal input terminal with a plurality of differential input type amplifiers and takes out a plurality of output signals, the first one of the plurality of differential input type amplifiers is A resistance element is connected in series between each input terminal of the differential input type amplifier and the signal input terminal, and a capacitor or a capacitor is connected between one input terminal of the first differential input type amplifier and ground. and a series circuit of a resistor are connected, and the two resistance elements have at least one pair of dividing points such that their values are equal and their division ratios are equal when viewed from the signal input terminal, and the dividing point An amplifier characterized in that each pair is connected to a differential input terminal of a differential input type amplifier other than the first differential input type amplifier.