Absolute Maximum Ratings
For implementations where case to ambient thermal resistance is
≤
50°C/W.
Parameter
Storage Temperature
Operating Temperature
LED Anode Voltage
Supply Voltage
Input/Output Voltage
Input Voltage : SD
Input Voltage : TXD
DC LED Transmit Current
Peak LED Transmit Current
Notes:
2.
≤
20% duty cycle,
≤
90 ms pulse width.
Symbol
T
S
T
A
V
LEDA
V
CC
IO
VCC
V
I(SD)
V
I(TXD)
I
LED
(DC)
I
LED
(PK)
Min.
-40
-25
0
0
0
0
0
Max.
+100
85
6.5
6.5
V
CC
IOV
CC
IOV
CC
50
250
Units
°C
°C
V
V
V
V
V
mA
mA
Notes
2
Recommended Operating Conditions
Parameter
Operating Temperature
Supply Voltage
Input/Output Voltage
Logic Input Voltage for
TXD/SD
Logic High
Symbol
T
A
V
CC
IOV
CC
V
IH
Min.
-25
2.4
1.5
IOVcc-0.2
Typ.
Max.
70
3.6
VCC
IOVcc
Units
°C
V
V
V
The minimum input logic
voltage should not be
lower than 1.5V
For in-band signals
≤
115.2kbit/s
[3]
For in-band signals
[3]
Conditions
Logic Low
Receiver Input Irradiance
Logic High
Logic Low
LED (Logic High)
Current Pulse Amplitude
Receiver Data Rate
Ambient Light
V
IL
EI
H
EI
L
I
LEDA
0
0.0081
0.4
500
1.0
50
V
mW/cm
2
µW/cm
2
mA
9.6
115.2
kbit/s
See IrDA Serial Infrared Physical Layer Link Specification, Appendix A for ambient levels
Notes:
3. An in-band optical signal is a pulse/sequence where the peak wavelength,
λp,
is defined as 850
≤ λp ≤
900 nm, and the pulse characteristics are
compliant with the IrDA Serial Infrared Physical Layer Link Specification v1.4.
3
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
