SN75439NE Datasheet, PDF (6/9 Pages) Texas Instruments – QUADRUPLE PERIPHERAL DRIVER

SN75439
QUADRUPLE PERIPHERAL DRIVER
SLRS013A − MAY 1988 − REVISED NOVEMBER 1989
APPLICATION INFORMATION
G 14
DM
1A 16
DN
SN75439
1 1Y
2
1,2D
Data Lines From
Microprocessor
2A 15
3 2Y
3A 10
DK
4A 9
6 3Y
7
3,4D
8 4Y
4, 5, 12, 13 GND
ą
VS
Four-Phase
Stepper
Motor
Waveforms
DN
DK
Figure 3. Full-Step Four-Phase Stepper-Motor Driver
3−6
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