LC65F1306A
User Option
User option is selected according to the information written to the user option area on the on-chip Flash ROM.
Oscillator Circuit Options
Option
External clock
OSC1
Circuit
Conditions and notes
The OSC2 pin should be
left open.
Two-pin RC oscillator
Ceramic oscillator
Cext
OSC1
OSC
Rext
C1
OSC1
Ceramic
Resonator
C2
OSC2
R
Divider Circuit Options
Option
No divider
(1/1)
Circuit
fOSC
Conditions and notes
• The oscillator frequency or external clock
frequency should not exceed 4330 kHz.
Built-in
divide-by-three
circuit
Built-in
divide-by-four
circuit
fOSC
Divide by 3
fOSC
3
fOSC
Divide by 4
fOSC
4
• This option can only be used with the
external clock and the ceramic oscillator
options.
• The oscillator frequency or external clock
frequency should not exceed 4330 kHz.
• This option can only be used with the
external clock and the ceramic oscillator
options.
• The oscillator frequency or external clock
frequency should not exceed 4330 kHz.
Note: The following table summarizes the oscillator and divider circuit options. When selecting the divider option, the
relationship between frequency and cycle time must be taken into account.
No.6829-9/22