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3.5 Mounting an MCUAs shown in Figures 3.5 and 3.6, insert the No. 1 pin of an MCU into the No. 1 pin of the IC socket.
Be careful when inserting the MCU because an incorrect insertion can cause fatal
damage to the MCU.
Figure 3.5 Mounting an MCU (adapters with DIP type IC socket)
Figure 3.6 Mounting an MCU (adapters with QFP, SOP, LCC type IC socket)
Top view
Top view
PCA4738X-XXA REV. AJAPAN
IC1X11No. 1 pin of MCUIC socket120IC1X1RA2
Pch
CMOS
Nch
SW2 Pch
CMOS
Nch
SW3
Xcin
ON
OFF
PCA4738X-XXA REV. A
JAPAN
SW1
J1 J2
1
1818
RA1
IC socketNo. 1 pin of MCU1