HSDL-3612
IrDA® Data Compliant 115.2 kb/s 3 V to 5 V Infrared Transceiver
Data Sheet
Description
Features
• Fully compliant to IrDA 1.0 physical layer specifica-
tions – 9.6 kb/s to 115.2 kb/s operation
• Typical link distance > 1.5 m
• IEC825-Class 1 eye safe
• Low power operation range – 2.7 V to 5.25 V
• Small module size – 4.0 x 12.2 x 5.1 mm (HxWxD)
• Complete shutdown – TXD, RXD, PIN diode
• Low shutdown current – 10 nA typical
• Adjustable optical power management – Adjustable
LED drive-current to maintain link integrity
• Integrated EMI shield – Excellent noise immunity
• Edge detection input – Prevents the LED from long
turn-on time
• Interface to various super I/O and controller devices
• Designed to accommodate light loss with cosmetic
window
• Only 2 external components are required
• Lead free package
Pb-free and EU RoHS compliant
The HSDL-3612 is a low-profile infrared transceiver
module that provides interface between logic and IR
signals for through-air, serial, half-duplex IR data link.
The module is compliant to IrDA Data Physical Layer
Specifications 1.4 and IEC825-Class 1 Eye Safe.
Applications
• Digital imaging
– Digital still cameras
– Photo-imaging printers
• Data communication
– Notebook computers
– Desktop PCs
– Win CE handheld products
– Personal Digital Assistants (PDAs)
– Printers
– Fax machines, photocopiers
– Screen projectors
– Auto PCs
– Dongles
– Set-Top box
• Telecommunication products
– Cellular phones
– Pagers
• Small industrial & medical instrumentation
– General data collection devices
– Patient & pharmaceutical data collection devices
Functional Block Diagram
V
CC
R1
LEDA (10)
TXD (9)
SP
MD0 (4)
MD1 (5)
HSDL-3612
RXD (8)
CX1
GND (7,3)
CX2
V
CC
(1)
AGND (2)
LITEON [ LITE-ON TECHNOLOGY CORPORATION ]
