LC74402E Ver la hoja de datos (PDF) - SANYO -> Panasonic

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LC74402E

PIP Controllers

SANYO -> Panasonic 

LC74401E, 74402, 74402E

Multi-mode

1. When 1 Mb of VRAM is used

• Frame memory processing (FRM = high)

Dynamic images: Frame display (MUL = high, overrun phenomenon occurs)

Static images: Frame display

• Field memory processing (FRM = low, FILD = high)

Dynamic images: Field display (overrun phenomenon occurs)

Static images: Field display

NTSC/PAL (= main/sub)

PAL/NTSC

The sub-screen size ratio (V) will be:

a : b : c : d: = 1 : 0.8 : 0.77 : 0.58

If b and c are used, the size change can be held to 5%.

2. When 256 kb of VRAM are used

Field memory processing (FRM = low, FILD = high)

Dynamic images: Field display (overrun phenomenon occurs)

Static images: Field display

Only one screen can be displayed.

No. 4872-9/19

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