UTC RCT2E

CMOS IC

2

QW-R502-027,B

PIN CONFIGURATION

1

2

3

4

5

6

7

14

13

12

11

10

9

8

RIGHTB

NC

GND

BACKWARDB

FORWARDB

TURBOB

SC

LEFTB

NC

OSCI

OSCO

PC

SO

PIN DESCRIPTION

PIN NO.

PIN NAME

FUNCTION

1

RIGHTB

The rightward function will be selected when this pin is connected to GND.

2

NC

No connection

3

GND

Negative power supply

4

BACKWARDB

The backward function will be selected when this pin is connected to GND.

5

FORWARDB

The forward function will be selected when this pin is connected to GND.

6

TURBOB

The turbo function will be selected when this pin is connected to GND.

7

SC

Output pin of the encoding signal with carrier frequency

8

SO

Output pin of the encoding signal without carrier frequency

9

Positive power supply

10

PC

Power control output pin. When any function key is pulled low, PC will be

high logic.

11

OSCO

Oscillator output pin

12

OSCI

Oscillator input pin

14

LEFTB

The leftward function will be selected when this pin is connected to GND.

BLOCK DIAGRAM

OSCI

OSCO

RIGHTB

LEFTB

TURBOB

FORWARDB

BACKWARDB

Input

Circuit

Oscillator

Timing

Generator

Encoding

Circuit

PC

SO

SC

Output

Circuit