NL6448BC33-70F NEC, NL6448BC33-70F Datasheet - Page 11

• Manufacturer Part Number: NL6448BC33-70F
• Description: Display Module
• Manufacturer: NEC

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4.4 POWER SUPPLY VOLTAGE SEQUENCE
4.4.1 LCD panel signal processing board
4.4.2 LED Driver board (Option)
Display signals,
Function signal
Note1: If there is a voltage variation (voltage drop) at the rising edge of VCC below 3.0V in "VCC =
Note2: Display signals (CLK, Hsync, Vsync, DE, DATA (R0 to R5, G0 to G5, B0 to B5)) and
Note1: These are the display and function signals for LCD panel signal processing board.
Note2: The backlight should be turned on within the valid period of display and function signals, in
Note1
VCC
Note2
LED backlight: ON
3.3V" or 4.75V in "VCC = 5.0V", there is a possibility that a product does not work due to a
protection circuit.
function signal (DPS) must be set to Low or High-impedance, except the VALID period (See
above sequence diagram), in order to avoid the circuitry damage.
If some of display and function signals of this product are cut while this product is working,
even if the signal input to it once again, it might not work normally. If a customer stops the
display and function signals, VCC also must be shut down.
order to avoid unstable data display.
Display signals
Function signal
Note1
3.0V or 4.75V
0V
0V
0ms < t < 35ms
DATA SHEET DOD-PP-0950 (1st edition)
ON
10μs≤Tr < 30ms
VALID period
Note2
VALID period
OFF
0ms < t < 35ms
NL6448BC33-70F
Toff > 50ms
ON
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