LC662508A 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC662508A

Four-Bit Single-Chip Microcontrollers with 8, 12, and 16 KB of On-Chip ROM

SANYO -> Panasonic 

LC662508A, 662512A, 662516A

5. Inverter array circuit option

One of the following options can be selected for each of the following port sets: P40/P41, P42/P43, PC2/PC3,

PD0/PD1, and PD2/PD3. (PDs do not use option 1 because they are dedicated to input.)

Option

Circuit

Conditions and notes

Output data

Input data

When the open-drain output type is selected

Normal port I/O circuit

Input

DSB

DSB

Output data

Input data

When the built-in pull-up resistor output type is

selected.

The CMOS outputs (PC) and the pull-up MOS

outputs (P4) are distinguished by the drive

capacity of the P-channel transistor.

Output data

high

Input data

Inverter I/O circuit

Output

DSB

Output data

high

Input data

If this option is selected, The I/O circuit is

disabled by the DSB signal.

Also note that the open-drain port output type

option and the high level at reset option must be

selected.

DSB

No. 5997-9/17

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