ELECTRONIC COMPONENTS

SHARP IrDA Control Infrared Transceiver

SHARP Electronic Components

4

Rev. 1.0.1, November 26, ‘98

IrDA Control Infrared Transceiver (for Peripheral Type 2)

GP2W2002YK

Technical Data

MEMBER IrDA

1. Description

The Sharp IrDA Control Infrared Transceiver provides

the wireless interface between logic and IR signals for

through-air, serial, half-duplex IrDA Control data links

and is designed to satisfy the IrDA Control Physical

Layer Specifications for Peripheral Type 2.

The GP2W2002YK is a low power operatable integrated

infrared transceiver that contains an IRLED, a LED

driver circuit, a PIN photodiode, an excellent sensitivity

receiver, and an envelope detector. The transceiver also

contains some additional functions, such as shut down

and sensitivity recovery for low current consumption and

longer communication distance.

<Features>

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Meets IrDA Control (for Peripheral Type 2)

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Wireless Communication at 75kbps data rate

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Low Power Operation - at 3.3V

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Built-in Envelope Detector

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RESET Function to Recover the Receiver

Sensitivity

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Optimized Interface to Sharp Peripheral Engine, an

embedded communication controller for IrDA

Control.

2. IrDA Control Infrared Transceiver Internal Block Diagram

LEDA

TXD

AVcc

DVcc

AGND

DGND

CX

RESET

10

1

6

5

7

94

3

8

PIN

PD

AMP.

B.P.F.

Detect

11

SD

2

Figure 2.1 GP2W2002YK Internal Block Diagram