Silan

Semiconductors

SC50462

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 2.1

2002-02-28

1

INFRARED REMOTE CONTROL

TRANSMITTER

DESCRIPTION

The

SC50462 is a remote control transmitter utilizing CMOS

technology specially designed for use on infrared applications. It

has 64 functions and a total of 76 commands can be transmitted.

Housed in 24 pins DIP package, SC50462 has 2 address bits.

FEATURES

* High performance CMOS technology

* Low power consumption

* Least external components.

* Up to 76 instructions

* Double key operation is possible.

APPLICATIONS

* Television remote control transmitter

* Video cassette recorder(VCR) remote control transmitter

SOP-24

SDIP-24

ORDERING INFORMATION

SC50462

SC50462S

SDIP-24 Package

SOP-24 Package

BLOCK DIAGRAM

Key

Encoder

Scan Signal Generating Circuit

Oscillation

Circuit

Output

Buffer

Code

Modulator

Timing

Generator

Instruction

Decoder

15

13

14

16

17

18

19

20

7

5

6

8

9

10

11

12

2

3

23

4

21

22

24

1

I1

I2

I3

I4

I5

I6

I7

I7

S1

S2

S3

S4

S5

S6

S7

S8

OSCI

OSCO

OUT

CNTR

C4

C5

Vcc

Vss