NL12880BC20-05
PRELIMINARY DATA SHEET DOD-PP-0936 (1st edition)
11
4.4 POWER SUPPLY VOLTAGE SEQUENCE
4.4.1 LCD pan
ocessing boa
ation (voltage drop) at the rising edge of VCC below 3.0V, there is a
ct does not work due to a protection circuit.
No
If some of display and function signals of this product are cut while this product is working,
even
it once again, i
er sto
e
display and function signals, VCC also mu
4.4.2
Note1:
Note2:
ht should be turned on within the valid period of display and function signals, in
order to avoid unstable data display.
0ms <t< 35ms
el signal pr
rd
* These signals should be measured at the terminal of 100
Ω
resistance.
Note1: If there is a voltage vari
possibility that a produ
te2: Display signals (D0+/-, D1+/-, D2+/-, D3+/- and CLK+/-) and function signal (FRC, DPS and
MSL) must be set to Low or High-impedance, except the VALID period (See above sequence
diagram), in order to avoid the circuitry damage.
if the signal input to
t might not work normally. If a custom
st be shut down.
ps th
LED Driver board
These are the display and function signals for LCD panel signal processing board.
The backlig
VALID period
F
0ms <t< 35ms
ON
3.0V
0V
10
μ
s
≤
Tr< 50ms
VCC
Note1
Display signals*,
Function signals
Note2
OF
Toff
≥
50ms
0V
0
ON
.3V
Display and
function signals
Note1
LED
ight: O
backl
N
VALID pe
Note2
riod
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