PT2221M View Datasheet(PDF) - Princeton Technology

Part Name

Description

Manufacturer

PT2221M

Infrared Remote Control Transmitter

Princeton Technology 

DESCRIPTION

The PT2221M and PT2222M are remote control

transmitters utilizing CMOS technology specially

designed for use on infrared remote control

applications. They are pin-to-pin compatible with NEC

µPD6121 and µPD6122 respectively. PT2221M is

packaged in 20 pins SO and capable of controlling 32

functions and 3 double keys. PT2222M, on the other

hand, is housed in 24 pins SOP and capable of

controlling 64 function keys and 3 double keys.

PT2221M/PT2222M may be paired with PT2225 to

construct a powerful remote control system.

APPLICATIONS

• Audio equipment

• Television (TV)

• Cable TV tuner

• Video cassette recorder (VCR)

• Cassette deck

• Air conditioner

• Video compact disk (VCD)

• DVD ROM player

• Moniputer/Multi-media personal computer system

BLOCK DIAGRAM

PT2221M/PT2222M

Infrared Remote Control Transmitter

FEATURES

• CMOS technology

• Low power consumption (VDD=2.0 to 3.3V)

• Pin-to-Pin compatible with µPD6121/µPD6122

• Using SEL pin, PT2221M can support 64+6

function codes

• Using SEL pin, PT2222M can support 128+6

function codes

• Customer code can be selected (please contact

PTC for details)

• Available in COB package

Tel: 886-66296288‧Fax: 886-29174598‧ http://www.princeton.com.tw‧2F, 233-1, Baociao Road, Sindian, Taipei 23145, Taiwan

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