RV5C348A-E2-F Datasheet, PDF (39/47 Pages) RICOH electronics devices division – 4-wire Serial Interface

RT5C348B (TSSOP10G) and RS5C348B (SSOP10) are the discontinued products. As of July in 2016.
Rx5C348A/B
Connection With 3-Wire Serial Interface Bus
To connect the Rx5C348A/B with 3-wire serial interface bus, shorten the SI and SO pins and connect them to the
data line as shown in the figure below.
Host
CE0
CE1
SCLK
DATA
CE
SCLK
Rx5C348A/B
SI
SO
CE
SCLK The other
SIO ^{Peripheral IC}
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