Renesas SH7709S Manual De Usuario
Rev. 5.00, 09/03, page 724 of 760
A.3
Treatment of Unused Pins
•
When RTC is not used
EXTAL2:
Pull up (2.0/1.9/1.8/1.7 V)
XTAL2:
Leave unconnected
V
CC
–RTC:
Power supply (2.0/1.9/1.8/1.7 V)
V
SS
–RTC:
Power supply (0 V)
•
When PLL2 is not used
CAP2:
Leave unconnected
V
CC
–PLL2: Power supply (2.0/1.9/1.8/1.7 V)
V
SS
–PLL2:
Power supply (0 V)
•
When on-chip crystal oscillator is not used
XTAL:
Leave unconnected
•
When EXTAL pin is not used
EXTAL:
Pull up (3.3 V)
•
When A/D converter is not used
AN[7:0]:
Leave unconnected
AV
CC
:
Power supply (3.3 V)
AV
SS
: Power
supply
(0
V)
•
When UDI is not used
ASEMD0:
Pull up (3.3 V)