PT2212 datasheet(2/3 Pages) PTC

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PT2212 Datasheet(PDF) 2 Page - Princeton Technology Corp

Part #	PT2212

Description	Infrared Remote Control Transmitter???

PDF	3 Pages

Scroll/Zoom	100%

Manufacturer	PTC [Princeton Technology Corp]

Direct Link	http://www.princeton.com.tw

Logo

2 / 3 page

Tel : 886-2-29162151

Fax : 886-2-29174598

URL: http://www.princeton.com.tw

Infrared Remote Control Transmitter

PT2212

PT2212 v1.0

Page 2

Updated June 1998

Princeton Technology Corp.

BLOCK DIAGRAM

PIN CONFIGURATION

OSCILLATION CIRCUIT

OUTPUT CIRCUIT

DIVIDING CIRCUIT

TIMING CIRCUIT

SYSTEM CODE

LATCH CIRCUIT

KEY INPUT CIRCUIT

OSCO

OSCI

CARRIER GENERATING CIRCUIT

CONTROL CIRCUIT

DATA REGISTER

KEY SCAN OUTPUT CIRCUIT

SEL

KI0

KI1

KI2

KI3

KO0 KO1 KO2 KO3 KO4 KO5 KO6 KO7

VSS

VDD

DOUT

LMP

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