Communication ICs
IrDA wireless communication
transceiver IC (supports Ver.1.0)
RPM851A Series
The RPM851A series is an IC that supports IrDA Ver 1.0, and is ideal for wireless communications.
An infrared LED, a pin-photo diode, and a receiver frequency formation LSI are all contained in a single package.
Also equipped with low power consumption and power down functions making this IC perfect for mobile sets.
FApplications
Personal computers, PDAs, DVCs, digital cameras, printers, cellular phones, PHS systems, hand-held terminals, and
others
FFeatures
1) Supports IrDA Ver. 1.0
2) Low power consumption while standing by for reception (typ. 220µA).
3) A power-down function is perfect for battery applications.
4) Supports a broad power supply voltage range from 2.7V to 5.5V.
5) The package supports mounting on both the upper and side surfaces.
6) Integrated shield case (RPM851A-H6)
FAbsolute
maximum ratings (Ta = 25_C)
FRecommended
operating conditions (Ta = 25_C)
FSeries
651
Communication ICs
FBlock
diagram
RPM851A Series
652
Communication ICs
FPin
descriptions
RPM851A Series
653
Communication ICs
RPM851A Series
FElectrical
characteristics (unless otherwise noted, LEDV
CC
= V
CC
= PINV
CC
= 3V, Ta = 25_C)
FOptical
characteristics (unless otherwise noted, LEDV
CC
= V
CC
= PDV
CC
= 3V, Ta = 25_C)
654
Communication ICs
FCircuit
operation
Timing charts
RPM851A Series
FApplication
example
655
