s I/O CIRCUIT TYPE
Type
Circuit
X1 (X1A)
Nch Pch
X0 (X0A)
Pch
A
Nch
Stop mode control signal
B
R
Pch
C
Nch
R
Pch
D
Nch
R
Pch
E
Nch
pull-up
resistor register
ADIN
pull-up
resistor register
port
resources
MB89470 Series
Remarks
• Main and sub-clock circuits
• Oscillation feedback resistance
is approx. 500 kΩ for main clock
circuit and 5 MΩ for sub-clock cir-
cuit.
• Hysteresis input
• The pull-down resistor is
approx. 50 kΩ.
(No pull-down resistor in
MB89P475)
• The pull-up resistance (P-chan-
nel) is approx. 50 kΩ.
• Hysteresis input
• CMOS output
• CMOS input
• Selectable pull-up resistor
Approx. 50 kΩ
• CMOS output
• CMOS input
• Selectable pull-up resistor
Approx. 50 kΩ
(Continued)
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