Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
Remote Control Transmitter
PT2461/2
PT2461 and PT2462 are remote control transmitters utilizing CMOS Technology
specially designed for infrared applications. They are compatible with LC7461M and
LC7462M respectively and are capable of controlling 32 function keys and 3 double keys.
PT2461 is housed in 24 pins, SO or DIP Package and provides 13 bits Custom Code
while PT2462 is available in 20 pins, SO or DIP Package and provides 8 bits of Custom
Code.
CMOS Technology
Low Power Consumption
Least External Components
32
3 Function Keys
Wide Range of Operating Voltage : V
DD
= 1.8 ~ 5.5 V
Double Key Operation (No order of priority given)
On-Chip Oscillator can be constructed using an externally connected ceramic
resonator
PT2461 provides 13 bits Custom Code while PT2462 provides 8 bits Custom Code
Using SEL Pin, PT2462 provides 2 custom code options.
Up to 64 Custom Codes may be selected externally for PT2461
Multi-Media DVD Player
Moniputer
Audio
Equipment
Televisions (TVs)
Video Cassette Recorders (VCRs)
Audio Cassette Decks
Air Conditioners
PT2461/2 v 1.3
1
Updated July 2000
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
Remote Control Transmitter
PT2461/2
Figure 3
PT2461 / PT2462 Pin Configurations
PT2461/2 v 1.3
2
Updated July 2000
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
Remote Control Transmitter
PT2461/2
Application Circuits
Figure 17
PT2461 Application Circuit Diagram
In this Application Circuit, the Custom Codes -- C0 ~ C5 -- have the following values :
Custom Code
Value
C0 0
C1 1
C2 0
C3 1
C4 0
C5 1
PT2461/2 v 1.3
3
Updated July 2000
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
Remote Control Transmitter
PT2461/2
Figure 18
PT2462 Application Circuit Diagram
PT2461/2 v 1.3
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Updated July 2000
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