UPD16716 View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD16716

384-OUTPUT TFT-LCD SOURCE DRIVER (COMPATIBLE WITH 64-GRAY SCALES)

NEC => Renesas Technology 

µ PD16716

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

+

VAMP(IN)

SW1

Sn

(VOUT)

Figure 8−2. Output Circuit Timing Waveform

CLK

(External Input)

STB

(External Input)

[1]

[2]

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 S14417EJ1V1DS

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