MB90420G/425G Series
(Continued)
Pin no.
LQFP
QFP
Symbol
Circuit
type
Description
47
48
49
50
MD0
MD1
C Test mode input pins. Connect to VCC.
49
51
MD2 C/D *2 Text mode input pin. Connect to VSS.
25
27
C
External capacitor pin. Connect an 0.1 µF capacitor between this
pin and VSS.
21, 82 23, 84
VCC
Power supply input pins.
9, 40, 79 11, 42, 81 VSS
GND power supply pins.
*1 : MB90420G series only.
*2 : Type C in the flash ROM models, type D in the mask ROM models.
10