5

Recommended Operating Conditions

Parameter

Symbol

Min.

Max.

Units

Conditions

Operating Temperature

070

°C

Supply Voltage

2.7

5.5

V

Logic High Transmitter

2.5

V

Input Voltage

Logic Low Transmitter

0.0

0.8

V

Input Voltage

Logic Low Shutdown

0.0

0.8

V

Input Voltage

Logic High Shutdown

2.5

V

Input Voltage

Logic High Receiver

0.0036

500

For in-band signals*

Input Irradiance

Logic Low Receiver

0.3

Input Irradiance

LED (Logic High) Current

240

mA

For one metre links with daylight filters

Pulse Amplitude

Receiver Set-up Time

200

µs

For full sensitivity after transmitting

Signal Rate RXD

2.4

115

Kp/s

Ambient Light

See IrDA Serial Infrared Physical

Layer Link Specification, Appendix A

for ambient levels.

*Note: An in-band optical signal is a pulse/sequence where the peak wavelength,

λp, is defined as 850 nm ≤ λp ≤ 900 nm, the pulse

repetition rate, PRR, is defined as 2.4 Kp/s

≤ PRR ≤ 115.2 Kp/s and the pulse width, PW, is defined as 1.6 µs ≤ PW ≤ (3/16)/PRR.