ELECTRONIC COMPONENTS

SHARP IrDA Control Infrared Transceiver

SHARP Electronic Components

8

Rev. 1.1.1 November 26, ‘98

9:

Emitter output wavelength definition:

Pulse Width

tr

tf

10%

50%

90%

IE

T

6.67

µs

100mW/sr

Figure 6.2 GP2W2001YK Emitter Output Waveform

10:

Recommended Circuit for Emitter Side:

LEDA

TX

4.7

Ω

820

Ω

560pF

GP2W2001YK

7. Pinout

Pin

Description

Symbol

1

Analog Supply Voltage

2

Shut Down for Low Current Consumption

SD

3

RESET Terminal for Receiver Sensitivity Recovery

RESET

4

-

CX

5

Analog Ground

AGND

6

Digital Supply Voltage

7

Digital Ground

DGND

8

Receiver Data Output

9

Bandpass Filter

10

Transmitter Data Input

TXD

11

IRLED Anode

LEDA

The output signal shown above (Figure 6.2) should be obtained by

applying the “recommended circuit for emitter side” shown right.

PIN 1

PIN 11

PIN 11

PIN 1