NL128102BC29_01 NEC, NL128102BC29_01 Datasheet - Page 11

• Manufacturer Part Number: NL128102BC29_01
• Description: TFT COLOR LCD MODULE
• Manufacturer: NEC

4.4 POWER SUPPLY VOLTAGE SEQUENCE
VDD
Note1, Note4
Display signals*
TxSEL signal
Note2
Note1: In terms of voltage variation (voltage drop) while VDD rising edge is below (4.5)V, a
Note2: Display signals (DA0+/-, DA1+/-, DA2+/-, DA3+/-, CKA+/-, DB0+/-, DB1+/-, DB2+/-,
Note3: VDD should be 4.5V or more while VDD ON period.
Note4: The backlight power supply voltage should be inputted within the valid period of display and
* These signals should be measured at the terminal of 100Ω resistance.
protection circuit may work, and then this product may not work.
DB3+/-, CKB+/-) and TxSEL signal must be "0" voltage, exclude the VALID period (See
above sequence diagram). If these signals are higher than 0.3V, the internal circuit is damaged.
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 customer stops the
display and function signals, they should be cut VDD.
function signals, in order to avoid unstable data display.
0V
0V
PRELIMINARY DATA SHEET DOD-PD-0410 (2nd edition)
4.5V
10 < t < 35ms
ON
0.1ms < Tr < 80ms
VALID period
20ms max.
4.0V
4.5V
10 < t < 35ms
OFF
NL128102BC29-01
Toff > 200ms
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