點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC.

11-MD124

SP-MD124-A.008

Version

：A.008

-1-

11-MD124

Low-saturation, Low-voltage

Bi-directional Motor Driver

General Specifications

The device is a two-channel low-saturation bi-directional motor driver IC. The design is

optimal for stepper-motor applications, such as cameras, printers, FDDs, or other portable

devices.

Features and Benefits

Low saturation voltage

Optimal for 2 phase excitation drive for 2-phase stepping motors

High output sinking and driving capability

Thin, highly reliable package (MSOP10, DFN10)

Pin Assignment

MSOP10

PIN NO. PIN NAME

DESCRIPTION

1

O4

Output sinking / driving pin.

2

VDD

Power supply pin.

3

GND

Ground pin

4

O3

Output sinking / driving pin.

5

O1

Output sinking / driving pin.

6

EN

Input pin that determines driving mode

7

GND

Ground pin

8

O2

Output sinking / driving pin.

9

IN2

Input pin that determines driving mode.

10

IN1

Input pin that determines driving mode.

1

O4

VDD

GND

O3

O1

2

3

5

4

10

IN1

IN2

O2

GND

EN

9

8

6

7

1

2

3

4

10

9

8

7

O4

VDD

GND

O1

O3

IN1

IN2

O2

EN

GND

6

5

DFN10