Agilent HSDL-3612
IrDA® Data Compliant 115.2 kb/s
3 V to 5 V Infrared Transceiver
Data Sheet
Description
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.
Functional Block Diagram
VCC
R1
LEDA (10)
TXD (9)
SP
MD0 (4)
HSDL-3612
MD1 (5)
RXD (8)
CX1
GND (7,3)
CX2
VCC (1)
AGND (2)
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
Features
• Fully compliant to IrDA 1.0
physical layer specifications
– 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
