ta8435h TOSHIBA Semiconductor CORPORATION, ta8435h Datasheet - Page 8

• Manufacturer Part Number: ta8435h
• Description: Pwm Chopper-type Bipolar Stepping Motor Driver.
• Manufacturer: TOSHIBA Semiconductor CORPORATION

FUNCTION
2-PHASE EXCITATION
(M1: L, M2: L, CW MODE)
CK1
H
H
X
X
L
L
M1
H
H
L
L
INPUT
CK2
H
H
X
X
L
L
M2
H
H
L
L
CW / CCW
INPUT
H
H
H
H
L
L
X
X
2-Phase
1-2-Phase
W1-2-Phase
2W1-2-Phase
L
L
(EXCITATION)
MODE
RESET
H
H
H
H
H
H
H
H
X
L
ENABLE
H
L
L
L
L
L
L
L
L
L
CW
INHIBIT
CCW
INHIBIT
CCW
INHIBIT
CW
INHIBIT
RESET
Z
MODE
8
1-2-PHASE EXCITATION
(M1: H, M2: L, CW MODE)
(Note)
(Note)
(Note)
(Note)
INITIAL MODE
2-Phase
1-2- Phase
W1-2-Phase
2W1-2-Phase
EXCITATION
Z: High Impedance
X: Don’t Care
MODE
CURRENT
A PHASE
100%
100%
100%
100%
TA8435H/HQ
CURRENT
B PHASE
2006-3-2
−100%
0%
0%
0%