RCR2E

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

2 of 7

www.unisonic.com.tw

QW-R502-894.a

PIN CONFIGURATION

1

2

3

4

5

6

7

14

13

12

11

10

9

8

VO2

GND

SI

OSCI

OSCO

RIGHT

LEFT

VI2

VO1

VI1

TURBO

FORWARD

15

16

RD

BACKWARD

LD

PIN DESCRIPTION

PIN NO.

PIN NAME

FUNCTION

1

VO2

Output pin for the amplifier 2

2

GND

Negative power supply

3

SI

Input pin of the encoding signal

4

OSCI

Oscillator input pin

5

OSCO

Oscillator output pin

6

Right

Rightward output pin

7

Left

Leftward output pin

8

RD

With Pull-up resistor, rightward function disabled if this pin connected to GND

9

LD

With Pull-up resistor, leftward function disabled if this pin connected to GND

10

Backward

Backward output pin

11

Forward

Forward output pin

12

Turbo

Turbo output pin

13

Positive power supply

14

VI1

Input pin for the amplifier 1

15

VO1

Output pin for the amplifier 1

16

VI2

Input pin for the amplifier 2