SC9012 View Datasheet(PDF) - Silan Microelectronics

Part Name

Description

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SC9012

INFRARED REMOTE CONTROL TRANSMITTER

Silan Microelectronics 

Silan

Semiconductors

SC9012

INFRARED REMOTE CONTROL

TRANSMITTER

DESCRIPTION

SC9012 is an infrared remote control transmitter utilizing CMOS

Technology specially designed for use on infrared remote control

applications. It is capable of controlling 32 function keys and 6

double keys. Each system has a maximum of 8 commands; thus,

SC9012 can provide up to a total of 256 commands.

The pin assignments and application circuit are optimized for easy

PCB Layout and cost saving advantage. SC9012 is housed in a 20-

pins SO package.

SOP-20

FEATURES

* CMOS Technology

* Low Power Consumption

* Built-in Oscillation Circuit

* Least External Components

* 32 Function Keys 8 Customer Codes Up to 256 Commands

* 6 Double Function Keys

* LED Indication of Transmission

ORDERING INFORMATION

SC9012 SOP-20 Package

APPLICATIONS

* Infrared Remote Control Transmitter

Equipment

* Television Remote control Equipment

* VCR Remote control Equipment

* VCD, Audio Equipment

PIN CONFIGURATION

KI0 1

20 SEL

KI1 2

19 KO0

KI2 3

18 KO1

KI3 4

17 KO2

DOUT 5

VDD 6

SC9012

16 KO3

15 KO4

NC 7

14 KO5

OSCO 8

13 KO6

OSCI 9

12 KO7

Vss 10

11 LMP

BLOCK DIAGRAM

OSCO OSCI

8

9

DOUT

5

LMP

11

NC 7

OSC Circuit

Output Circuit

Frequency

Division Circuit

Carrier

Generation Circuit

Timing Generation

Control Circuit

SEL 20

Customer Code

Latch Circuit

Digital Circuit

10 VSS

6 VDD

Key Input Scan Circuit

Key Output Scan Circuit

1234

KI0 KI1 KI2 KI3

19 18 17 16 15 14 13 12

KO0 KO1 KO2 KO3 KO4 KO5 KO6 KO7

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 2.1 2002-02-28

1

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