UPD160062 Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

Fabricante

UPD160062

384-/360-OUTPUT TFT-LCD SOURCE DRIVER

NEC => Renesas Technology 

µ PD160062

8. RELATIONSHIP BETWEEN STB, CLK AND OUTPUT WAVEFORM

The output voltage is written to the LCD panel synchronized with the STB falling edge.

Figure 8−1. Output Circuit Block Diagram

DAC

Output Amp.

−

+

SW1

Sn

(VX)

VAMP(IN)

Figure 8−2. Output Circuit Timing Waveform

CLK

(External input)

[1]

[2]

STB

(External input)

SW1: ON

SW1: OFF

SW1: ON

VAMP(IN)

Sn

(VOUT: External output)

Output

Hi-Z

Output

Remarks 1. STB = L: SW1 = ON, STB = H: SW1 = OFF

2. STB = H is acknowledged at timing [1] .

3. The display data latch is completed at timing [2] and the input voltage (VAMP(IN): gray-scale level

voltage) of the output amplifier changes.

10

Data Sheet S16449EJ1V0DS

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