HSDL-7001 Lite-On Electronics, HSDL-7001 Datasheet

IC ENCODER/DECODER IRDA 16-SOIC

HSDL-7001

Manufacturer Part Number
HSDL-7001
Description
IC ENCODER/DECODER IRDA 16-SOIC
Manufacturer
Lite-On Electronics
Type
Infrared Encoder/Decoderr
Datasheet

Specifications of HSDL-7001

Applications
Fax, Modems, Pagers
Voltage - Supply, Analog
2.7 V ~ 5.5 V
Voltage - Supply, Digital
2.7 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
16-SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
516-1276-2

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Schematic
HSDL-7001-2500 pc, tape and reel
HSDL-7001#100-100pc, 50/tube
Description
The HSDL-7001 modulates and demodulates electrical
pulses from HSDL-1001 Infrared transceiver module and
other IrDA-compliant transceivers. The HSDL-7001 can be
used with a microcontroller/microprocessor that has a serial
communication interface (UART). Prior to communication,
the processor selects the transmission baud rate. Serial
data is then transmitted or received at the prescribed data
rate.
The HSDL-7001 consists of two state machines – the SIR
(Serial InfraRed) Encode and SIR Decode blocks. It also
contains a sequential block Clock Divide which synthesizes
the required internal signal.
The HSDL-7001 can be placed into the Internal Clock Mode
or External Clock Mode. An external crystal is needed for
the Internal Clock Mode. In applications where the external
16XCLK signal is provided, a crystal is not needed.
There are two data transmission modes. Data can be
transmitted and received in either a standard 3/16
modulation mode or a 1.63 µs pulse mode.
IR 3/16 Encode/Decode IC
Data Sheet
PULSEMOD
CLK_SEL
16XCLK
/NRST
TXD
RCD
A0
A1
A2
ENCODE
DECODE
CLOCK
DIVIDE
SIR
SIR
INT_CLOCK
IR_TXD
IR_RCV
Pin Out
Features
• Compliant with IrDA 1.0 physical layer specs
• Interfaces with IrDA 1.0 compliant IR transceivers
• Used in conjunction with standard 16550 UART
• Transmits/receives either 1.63
• Internal or external clock modes
• Programmable baud rate
• 2.7-5.5 V operation
• 16 pin SOIC package
Applications
• Interfaces with IR transceivers in:
CLK_SEL
- Computer applications:
- Telecom applications:
- Handheld data collection:
16XCLK
Notebook Computers
Sub-notebooks Desktop PCs
PDAs
Printers
Dongle or other RS-232 adapter
Modems
Fax Machines
Pagers
Phones
Industrial
Medical
Transportation
GND
RCV
TXD
A0
A1
A2
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
OSCIN
OSCOUT
POWERDN
PULSEMOD
IR_TXD
IR_RCV
NRST
CC
µ
s or 3/16 pulse mode

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HSDL-7001 Summary of contents

Page 1

... Serial data is then transmitted or received at the prescribed data rate. The HSDL-7001 consists of two state machines – the SIR (Serial InfraRed) Encode and SIR Decode blocks. It also contains a sequential block Clock Divide which synthesizes the required internal signal. ...

Page 2

I/O Pinout List Pin Name Type 1 16XCLK DIGIN (SIXTNCK) 2 /TXD DIGIN 3 RCV DIGOUT 4 A0 DIGIN 5 A1 DIGIN 6 A2 DIGIN 7 CLK_SEL DIGIN 8 GND 9 /NRST DIGIN 10 /IR_RCV DIGIN 11 IR_TXD DIGOUT 12 ...

Page 3

Table 1. Selection of Internal Clock Rate from Crystal Oscillator Selected Clock Rate (bps) 115200 57600 19200 9600 38400 4800 2400 TEST PURPOSE Package Dimensions –T– D 0.25 (0.010 ...

Page 4

Encoding Scheme 16 CYCLES 16 CYCLES 16XCLK TXD 7 CS IRTXD 3 CS The encoding scheme relies on a clock being present, which is set to 16 times the data transmission baud rate (16XCLX). The encoder sends a pulse for ...

Page 5

Monoshot Operation CRYSTAL CLK INT CLK (DIVBY2) TXD INTERNAL IRTXD OUTPUT IRTXD (MONOSHOT) The figure above illustrates the operation of the monoshot when the internal clock is set to divide by 2 mode, i.e., ...

Page 6

Absolute Maximum Ratings Parameter Symbol Storage Temperature T S Operating Temperature T A Output Current I O [1] Power Dissipation P MAX [2] Input/Output Voltage Power Supply Voltage V CC Electrostatic Protection V ESD Notes: 1. Maximum ...

Page 7

... Notes: 1. IrDA Parameters. The Max Clk Frequency represents the maximum clock frequency to drive the HSDL-7001’s internal state machine. Under normal circumstances, the clock input should not exceed 16* 115.2 Kbps or 1.8432 MHz. This product can operate at higher clock rates, but the above is the recommended rate ...

Page 8

... F = 3.6864 MHz 15 pF NOTE: POWERDN CAN BE USED AS A BASIC CHIP SELECT. THE HSDL-7001 WILL NOT BE ABLE TO RECEIVE OR TRANSMIT DATA WHILE POWERDN IS ASSERTED. For company and product information, please go to our web site: http://optodatabook.liteon.com/databook/databook.aspx Data subject to change. Copyright © 2007 Lite-On Technology Corporation. All rights reserved. ...

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