RPM870-H14E2 Rohm Semiconductor, RPM870-H14E2 Datasheet - Page 3

• Manufacturer Part Number: RPM870-H14E2
• Description: Fiber Optic Transmitters, Receivers, Transceivers IRDA INFRARED COMMUNICATIONS
• Manufacturer: Rohm Semiconductor

Specifications of RPM870-H14E2

• Product: Transceiver
• Data Rate: 115.2 Kbps
• Wavelength: 870 nm
• Maximum Rise Time: 70 ns
• Maximum Fall Time: 30 ns
• Pulse Width Distortion: 2.3 us
• Operating Supply Voltage: 2.6 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 20 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Photo Link Module
Terminal description
Pin No
1, 4
2
3
5
6
7
8
PWDOWN
Terminal
LEDA
GND
V
RXD
TXD
NC
CC
PWDOWN
V
Circuit
V
CC
CC
LED
200K
300k
V
CC
V
CC
GND
This terminal must be left open.
V
For preventing from ripple noise.
connect a capacitor between
V
Power-down control terminal
H : POWERDOWN
L : OPERATION
CMOS logic level input
When input is H, it will stop
the receiving circuit, Pin-PD
current and transmitting LED operation.
Receiving data output terminal
CMOS logic level input
When PWDOWN (5pin) = H, the RXD
output will be pulled up to
V
Transmitting data input terminal
H : LED Drive (PWDOWN = L)
CMOS logic level output
Holding TXD = "H"status, LED will
be turn off approximately 48µsec.
LED ANODE terminal
Other power source can be used
difference between LEDV
CC
CC
CC
(3pin) and GND (4pin).
at approximately 300kΩ.
Function
RPM870-H14
CC
and V
CC
.
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