L293B(1993) 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

生产厂家

L293B
(Rev.:1993)

PUSH-PULL FOUR CHANNEL DRIVERS

STMicroelectronics 

L293B - L293E

Figure 6 : Output Voltage versus

Input Voltage

Figure 7 : Output Voltage versus

Inhibit Voltage

APPLICATION INFORMATION

Figure 8 : DC Motor Controls

(with connection to ground and

to the supply voltage)

Figure 9 : Bidirectional DC Motor Control

Vinh A

HH

HL

LX

L = Low

M1

Fast Motor Stop

Run

Free Running

Motor Stop

H = High

B

M2

H Run

L Fast Motor Stop

X Free Running

Motor Stop

X = Don’t Care

Inputs

Vinh = H

Vinh = L

L = Low

Function

C = H; D=L

Turn Right

C = L; D=H

Turn Left

C=D

Fast Motor Stop

C = X;D =X

Free Running

Motor Stop

H = High

X = Don’t Care

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