HD6433935 Hitachi, HD6433935 Datasheet - Page 100

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

4. External clock input method
Connect an external clock signal to pin OSC
typical connection.
Frequency
Duty cycle
Caution
When a crystal or ceramic oscillator element is connected, circuit constants will differ according
to the oscillator element, installation circuit stray capacitance, and so forth, and so should be
determined in consultation with the crystal or ceramic oscillator element manufacturer.
88
OSC
OSC
1
2
Figure 4-6 External Clock Input (Example)
Open
1
, and leave pin OSC
Oscillator Clock (ø
45% to 55%
External clock input
2
open. Figure 4-6 shows a
OSC
)