LC651432F Просмотр технического описания (PDF) - SANYO -> Panasonic

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производитель

LC651432F

Four-Bit CMOS Microcontrollers for Small-Scale Control Applications

SANYO -> Panasonic 

Oscillator Circuit Options

Option

LC651432N/F/L, 651431N/F/L

Circuit

External clock

OSC1

Conditions and notes

The PI0/OSC2 pin is used as the PI0 pin.

Two-pin RC oscillator

Ceramic oscillator

Cext

OSC1

PI0/OSC

Rext

C1

OSC1

Ceramic oscillator

element

C2

PI0/OSC

R

The PI0/OSC2 pin is used as the OSC2 pin

and the port function is unavailable.

The PI0/OSC2 pin is used as the OSC2 pin

and the port function is unavailable.

Divider Circuit Options

Option

No divider circuit (1/1)

Divide-by-three circuit (1/3)

Circuit

fOSC

fOSC

fOSC Divide-by-three 3

circuit

Conditions and notes

• Applicable to all three oscillator options.

• The oscillator frequency or the external clock

must not exceed 1444 kHz. (LC651431N and

LC651432N)

• The oscillator frequency or the external clock

must not exceed 4330 kHz. (LC651431F and

LC651432F)

• The oscillator frequency or the external clock

must not exceed 1040 kHz. (LC651431L and

LC651432L)

• Only applicable to the external clock and the

ceramic oscillator option.

• The oscillator frequency or the external clock

must not exceed 4330 kHz.

Divide-by-four circuit (1/4)

fOSC

fOSC

Divide-by-four 4

circuit

• Only applicable to the external clock and the

ceramic oscillator option.

• The oscillator frequency or the external clock

must not exceed 4330 kHz.

Caution: The following table summarizes the oscillator and divider option combinations. Use care when selecting these options.

No. 6498-9/39

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