
MB89640 Series
s I/O CIRCUIT TYPE
Type
A
X1
Circuit
X0
Standby control signal
B
X1A
X0A
Standby control signal
C
D
R
P-ch
N-ch
E
R
P-ch P-ch
N-ch
Remarks
Main clock
• At an oscillation feedback resistor of approximately
1 MΩ/5.0 V
Subclock
• At an oscillation feedback resistor of approximately
4.5 MΩ/5.0 V
• At an output pull-up resistor (P-ch) of approximately
50 kΩ/5.0 V
• Hysteresis input
• CMOS output
• CMOS input
• Pull-up resistor optional
(Continued)
12