RPM882-H14E2 Rohm Semiconductor, RPM882-H14E2 Datasheet - Page 7

• Manufacturer Part Number: RPM882-H14E2
• Description: Fiber Optic Transmitters, Receivers, Transceivers IRDA INFRARED COMMUNICATIONS
• Manufacturer: Rohm Semiconductor

Specifications of RPM882-H14E2

• Product: Transceiver
• Data Rate: 115.2 Kbps
• Wavelength: 890 nm
• Maximum Rise Time: 35 ns
• Maximum Fall Time: 35 ns
• Pulse Width Distortion: 1.63 us, 2.3 us
• Operating Supply Voltage: 2.4 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Photo Link Module
(Receiving side)
Emitting Mode
Light input
PWDOWN RXD
(5pin)
RXD
(6pin)
LED Emitting
PWDOWN
(2-b) RC transmit mode at IrDA receiver power down condition.
∗
TX-RC
If TX-RC or TXD input pulse width is wider than 48µs, output LED emitting pulse will be turn off approximately 48µs.
(4pin)
(7pin)
(5pin)
TXD
Note RXD output become stable after 200µs since PWDOWN is changed from H to L.
RXD output could be unstable at H to L within 200µs.
∗
RXD output width is fixed approximately 2.3µs.
PWDOWN
L
L
H
H
Min 1µs
IrDA
TX-RC
Input
L
L
L
Min 1µs
RC
TXD
L
L
L
Pull up to V
approximately 300kΩ
LED Mode
OFF
IrDA
OFF
RC
IO
Condition
at
Min 1µs
RC
Recriver circuit
OFF
OFF
ON
ON
Min 1µs
IrDA
Min 200µs
RPM882-H14
7/9