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LH1684F

5 V Drive 240 Outputs TFT-LCD Source Driver

Sharp Electronics 

SHARP

LH1684F

2

1. Summary

The LH1684F is a source driverforthe TFT liquidcrystal panel used for LCD unit such asaTV set

and has 240 LCD drive outputs.

The LH1684F samplesand holds three video signalsof R, G,and B by the sample and hold circuits

at the synchronized with the clock CK , and output simultaneously the output voltage from all

output pins.

2. Features

. No. of LCD drive outputs : 240 outputs

. Supply voltage :

4.5to5.5v

* Output amplitude voltage : 4.0 VP-P (at 5.0 V supply voltage)

+Sampling frequency :

2 0 MHz (MAX)

+Video signalssampling: Shift direction can be selected.

(OS 1 - OS240 or OS240 - OS 1)

* Sampling timing :

Normalsampling operation and 3-point simultaneous sampling

operation can be selected.

* Video signal setting :

Compatible to stripe pixel array panels and delta pixel array panels

by mode setting circuit.

. Cascade connection :

Max. 4 cascades (Internal counting system)

* Package:

263 pinsTCP (Tape Carrier Package)

* Process configuration : CMOS silicon gate (p-type silicon substrate)

- Not designed or rated as radiation hardened.

3 Pin Configuration

(Does not prescribeTCP

outline)

5 Dummy

$j?5Dummy

;5 _-.-----__----__--_-____________________--------------------------------- s: pins

Pi0

On

Notes: 1. This TCP has 14 dummy pins which are not electrically connected.

2. The above pin configuration shows the pins asseen from the TCP surface.

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