SU1750028A1 - Flip-flop - Google Patents

Abstract

The invention relates to a pulse technique, in particular to devices with two stable states. The essence of the invention: the trigger contains the second 2 and third 3 transistors of the first conductivity type, the first 1, the fourth 4. the fifth 5 and the sixth 6 transistors of the second conductivity type, five resistors 7-11, power supply 12, input bus 13, output 14 . Inverse output 15 and total 16 tires. 1 il.

Description

The invention relates to a pulse. .

technology, in particular to devices’s two. .

steady states. . /.

• Known trigger containing two ’transistors of different types of conductivity, 5 collector of the first of which is connected to ..

.base of the second transistor through the first '• resistor, the emitter of which is connected to a common ’bus, the third transistor, the second, tre. .

tiy and fourth resistors.

. A disadvantage of the well-known trigger is its small area of “use ·” due to the impossibility of working with the recalculation scheme and the absence of in- /. . .. .... . ..

versioned output. . './.:-:+--:-7/7:^-.-1-/ 15 sec. 4, the base of the transistor 6 and with the second. Also known is 'trigger, sdder> kashim' '' .....

three transistors of the first type of conductivity, three transistors of the second type of conductivity, three resistors and three zener diodes. .

+ / A disadvantage of a well-known trigger is its narrow area of use, since it can only work on 'input' '' signals, large '' amplitudes, exceed-.

/ '.' the total sum of the breakdown voltage of two zener diodes and the emitter junction of the transistor. : ./ 7.7 '.7: // ++. The purpose of the invention is the expansion of the ’· ':: - area of use by providing the possibility of the operation of the' trigger input

... low amplitude signals. . : ·. ; .

'/ To achieve this goal, a trigger containing the second and third transistors of the first type of conductivity, the first, fourth and fifth transistors / of the second type of conductivity, the sixth transistor, the emitters of the second and third transistors are connected to a common bus, the collector of the six-gb transistor is connected to the base of the third transistor emitter connection. yen s. emitter of the fifth transistor / per-.

'‘The first conclusions of the first and second resistors. connected to the bases of the sixth and fourth “?” transistors, the fourth and fifth fifth resistors are introduced, the power bus is connected to the emitters of the first and fourth transistors, the input bus is connected to the emitter of the second transistor, the output bus is connected to the second output of the first resistor, with the collector of the first transistor, with the base .. '. a fifth transistor, through a third resistor with a common bus, through a fourth 'resistor - with a collector' of a fifth transistor, a base of the second transistor and a collector. the third transistor ', the collector of the second' transistor through the fifth resistor is connected. '/ nen with the base of the first transistor, while ’·: ·’ Sixth transistor The second type of conductivity.

/ The drawing shows a schematic / diagram of the proposed trigger.

the base is unlocked by the transistor b on the emitter-base circuit, the resistor 10 and the common bus 16. which saturates the transistor 3, as a result of which the transistor 2, and therefore the transistor 1 are de-energized, the voltage on bus 14 becomes zero, while on bus 15 again high. Further processes are similar to those considered.

Claims (1)

Claim A trigger containing three resistors, the second and third transistors of the first conductivity type, the first, fourth and fifth transistors of the second conductivity type, the sixth transistor; emitters of the second and third transistors are connected to a common bus, the collector of the sixth transistor is connected to the base of the third transistor. the emitter is connected to the emitter of the fifth 1750028 6 transistors, the first terminals of the first and second transistors are connected to the bases of the sixth and fourth transistors, which means that, in order to expand the scope of use, 'the fourth and fifth resistors are introduced, the power bus is connected to the emitters of the first and fourth transistors, the output bus is connected to the emitter of the sixth transistor, the output bus is connected to the second terminal of the first transistor, the collector of the first transistor, the base of the fifth transistor, through the third resistor with a common bus; through the fourth resistor - with the collector of the fifth transistor, the base of the second transistor and the collector of the third transistor, the collector of the second transistor through the Fifth resistor is connected to the base of the first transistor, while the sixth transistor is made of the second type of conductivity *.