ta8435h TOSHIBA Semiconductor CORPORATION, ta8435h Datasheet - Page 4

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

PIN FUNCTION
PIN No
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
CW / CCW
SYMBOL
ENABLE
RESET
REF IN
PG−B
PG−A
OSC
CK2
CK1
V
V
NF
φ A
NF
V
φ B
MO
SG
M1
M2
NC
NC
φB
φA
NC
MB
MA
CC
B
A
Signal GND
L : RESET
L : ENABLE, H: OFF
Chopping oscillation is determined by the external capacitor
Forward / Reverse switching terminal.
Clock input terminal.
Clock input terminal.
Excitation control input
Excitation control input
V
Monitor output
No connection.
Voltage supply for logic.
No connection.
Output power supply terminal.
Output φ B
Power GND.
B−ch output current detection terminal.
Output φB
Output φ A
A−ch output current detection terminal.
Power GND
Output φA
Output power supply terminal.
No connection
NF
control input
4
FUNCTIONAL DESCRIPTION
TA8435H/HQ
2006-3-2