SC9243S SILAN [Silan Microelectronics Joint-stock], SC9243S Datasheet

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SC9243S

Manufacturer Part Number
SC9243S
Description
INFRARED REMOTE CONTROL TRANSMITTER OF 9012 CODE FORMAT
Manufacturer
SILAN [Silan Microelectronics Joint-stock]
Datasheet

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Part Number:
SC9243S
Manufacturer:
TOSHIBA
Quantity:
50
INFRARED REMOTE CONTROL TRANSMITTER OF 9012 CODE FORMAT
DESCRIPTION
Technology specially designed for electrical appliances such as Audio
System, Television, Video Cassette Recorder, CD Player and others.
SC9243 is capable of multiple keying; thus, a maximum of 144
instructions is possible. The pin assignments and application circuit are
optimized for easy PCB Layout and cost saving advantage.
FEATURES
APPLICATIONS
BLOCK DIAGRAM
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
* CMOS Technology, Low Power Consumption
* Least External Components
* Up To 144 Instructions (32 Basic + 112 Multiple Keys)
* Multiple Keying Is Possible
* Wide Range Of Operating Supply Voltage: 2~4 Volts
* 7 Out Of 8 System Code Bits Are Pre-Settable
* Interference From Other Equipment Or Apparatus Is Prevented.
* Mini COMPO
* Video Cassette Recorder(VCR)
* CD-Player
* Audio Equipment
SC9243 is an infrared remote control transmitter utilizing CMOS
ORDERING INFORMATION
SC9243
SC9243S
Part No.
REV:1.2
DIP-20-300-2.54
SOP-20-375-1.27
Package
Page 1 of 15
SC9243
2009.02.17

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SC9243S Summary of contents

Page 1

... Out Of 8 System Code Bits Are Pre-Settable * Interference From Other Equipment Or Apparatus Is Prevented. APPLICATIONS * Mini COMPO * Video Cassette Recorder(VCR) * CD-Player * Audio Equipment BLOCK DIAGRAM HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn SC9243 ORDERING INFORMATION Part No. Package SC9243 DIP-20-300-2.54 SC9243S SOP-20-375-1.27 REV:1.2 2009.02.17 Page ...

Page 2

ABSOLUTE MAXIMUM RATING Characteristics Supply Voltage Input Voltage With Respect To Vss Power Dissipation Storage Temperature Operating Temperature ELECTRICAL CHARACTERISTICS Characteristics Operating supply Voltage Operating Supply Current Stand-By Current Input Leakage Current(KI0~KI7) Dout Driving Current LED Sinking Current Input High ...

Page 3

PIN CONFIGURATION PIN DESCRIPTION Pin No. Symbol 1 V Negative Power Supply SS 2 OSCO Oscillator Output Pin with Built-in Amplifier Circuit and Feedback Resistor 3 OSCI Oscillator Input Pin with Built-in Amplifier Circuit and Feedback Resistor 4 NC not ...

Page 4

FUNCTIONAL DESCRIPTION 1. TRANSMISSION CODE The transmission code consists of a leader code, 16 bits system code, and 8 bits data code. The inverse of the data code is also sent simultaeously. The following diagram shows this one frame construction. ...

Page 5

KEY MATRIX SC9243 enables the maximum setting keys through a combination of KI0 to KI7 and KO0~KO3. Furthermore, the System Codes are settable in 7 bits through the combination of KI0~KI6 and Code Key. Please ...

Page 6

SC9243 DATA CODE MAP 1 (ONE KEY PRESSED) Key KO KI Port D0 No. Port K1 KI0 1 K2 KI1 0 K3 KI2 1 K4 KI3 0 KO0 K5 KI4 1 K6 KI5 0 K7 KI6 1 K8 KI7 0 ...

Page 7

SC9243 DATA CODE MAP 2 (WHEN SHIFT KEY K8 + OTHER KEYS ARE PRESSED) Key KO KI Port D0 No. Port K1 KI0 1 K2 KI1 0 K3 KI2 1 K4 KI3 0 KO0 K5 KI4 1 K6 KI5 0 ...

Page 8

SC9243 DATA CODE MAP 3 (WHEN SHIFT KEY K16+OTHER KEYS ARE PRESSED) Key KO KI No. Port Port K1 KI0 K2 KI1 K3 KI2 K4 KI3 KO0 K5 KI4 K6 KI5 K7 KI6 K8 KI7 K9 KI0 K10 KI1 K11 ...

Page 9

SC9243 DATA CODE MAP 4 (WHEN SHIFT KEY K24+OTHER KEYS ARE PRESSED) Key No. Port Port K1 KI0 K2 KI1 K3 KI2 K4 KI3 KO0 K5 KI4 K6 KI5 K7 KI6 K8 KI7 K9 KI0 K10 KI1 ...

Page 10

SC9243 DATA CODE MAP 5 (WHEN SHIFT KEY K32+OTHER KEYS ARE PRESSED) Key KO KI Port D0 No. Port K1 KI0 K2 KI1 K3 KI2 K4 KI3 KO0 K5 KI4 K6 KI5 K7 KI6 K8 KI7 K9 KI0 K10 KI1 ...

Page 11

TYPICAL APPLICATION CIRCUIT LED NPN(C945) 1Ω LED 47μ DOUT LED DD VSS OSCO OSCI 455 KHz 100pF 100pF Push Button Switch Switch IN4148 HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: ...

Page 12

PCB WIRE LAYOUT SCHEMATIC The above IC only use to hint, not to specified. Note wire layout, the power filter capacitor should near to IC wire layout, should avoid power line and ground line too long. ...

Page 13

PACKAGE OUTLINE DIP-20-300-2.54 SOP-20-375-1.27 HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn 1.27 0.4 12.7±0.25 11.43 SC9243 UNIT: mm UNIT: mm 0.25±0.05 3.1MAX REV:1.2 2009.02.17 Page ...

Page 14

HANDLING MOS DEVICES: Electrostatic charges can exist in many things. All of our MOS devices are internally protected against electrostatic discharge but they can be damaged if the following precautions are not taken: • Persons at a work bench should ...

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