hsdl-3021 ETC-unknow, hsdl-3021 Datasheet - Page 22

• Manufacturer Part Number: hsdl-3021
• Description: Irda Data Compliant Low Power 4.0 Mbit/s With Remote Control Infrared Transceiver
• Manufacturer: ETC-unknow

Appendix E: General Application
Guide for the HSDL-3021
Remote Control Drive Modes
mode
transmission mode
Single-TxD Programmable Mode
(ACTIVE HIGH)
(ACTIVE HIGH)
Mode Programming Timing Table
Parameter
The following timings describe input constraints required using the active serial interface for mode programming with pins
SD, TxIR, and TxRC:
Shutdown Input Pulse Width,
at Pin SD
SD Mode Setup Time
TxIR Pulse Width for RC Mode
SD Programming Pulse Width
Note: ( t
TxIR Setup Time for
SIR or MIR/FIR Mode
TxIR or SD Hold Time to Latch
SIR, MIR/FIR or RC Mode
22
SHUTDOWN
(GND)
TxRC
TxIR
single-TxD programmable
A
+ t
SHUTDOWN
B
two-TxD direct
) < t
C
< t
t
TL
SDPW
IrDA LED
DRIVE
• • •
Symbol
t
t
t
t
t
t
SDPW
A
B
C
S
H
t
A
MODE
RC
t
t
C
B
Min
30
200
200
-
50
50
t
H
RC LED
t
DRIVE
• • •
H
Typ
-
-
-
-
-
-
RESET
t
Max
-
-
5.0
-
-
C
IrDA LED
t
DRIVE
• • •
H
Unit
ns
ns
ns
ns
s
s
Notes
Will activate complete shutdown
Setup for mode programming
RC drive enabled with pin TxIR
Pulse width mode programming
Setup time for IrDA bandwidth selection
Hold time for IrDA or RC modes