UTC RCR2C

CMOS IC

2

QW-R502-026,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

MOD

15

16

LX

BACKWARD

PIN DESCRIPTION

PIN NO.

PIN NAME

FUNCTION

1

VO2

Inverter 2 output pin for power amplify

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

LX

DC-DC converter output pin

9

MOD

Output-signal-fomat selection input pin. High=Open. When Mod is open, the

output Signal is same format as UTC RCR2C. When it is pulled low, there is

the other Format.

10

BACKWARD

Backward output pin

11

FORWARD

Forward output pin

12

TURBO

Turbo output pin

13

Positive power supply

14

VI1

Inverter 1 input pin for power amplify

15

VO1

Inverter 1 output pin for power amplify

16

VI2

Inverter 2 input pin for power amplify

BLOCK DIAGRAM

OSCI

OSCO

SI

VI1

VI2

VO1

VO2

LX

DC-DC

Output

Circuit

RIGHT

LEFT

TURBO

BACKWARD

FORWARD

PLA

Counter

Decoding

Circuit

AMP

Oscillator

Timing

Generator

MOD