點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
11-MD127
Truth Table
IN1 / IN3
IN2 / IN4
O1 / O3
O2 / O4
Mode
L
H
L
L
L
OFF
H
OFF
L
Standby
Forward
Reverse
H
L
H
Keep the previous mode
(Forward / Reverse)
H
H
—
—
Note: “—” indicates a “don’t care” input.
Block Diagram & Application Circuit
1.Shutter & Iris application
10μF
VDD
1
O1
IN1
IN2
4
5
8
M1
7
O2
Control
Block
O3
IN3
IN4
3
2
9
M2
10
O4
6
GND
2. Stepping motor for 1-2 phase excitation
10μF
VDD
1
O1
IN1
IN2
4
5
8
Stepping
Motor
7
O2
O3
Control
Block
IN3
IN4
3
2
9
10
O4
6
GND
SP-MD127-A.008(MSOP10,DFN10,WLCSP)
Version: A.008
-4-