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Tabela VII.II - Valores maximos absolutos para o display HANTRONIX HDM 128GS24Y-1<br />
(adaptada <strong>de</strong> HANTRONIX INC., 1999)<br />
PARAMETRO SIMBOLO MIN MAX UNIDADE<br />
Tensao <strong>de</strong> alimentacao VDD-Vss 0 7.0 V<br />
Tensao para o LCD V L -29V 7.0 V<br />
Tensao <strong>de</strong> entrada YIN<br />
0 7.0 V<br />
Tensao do CCFL VFL 0 1500 Vrms<br />
Corrente <strong>de</strong> entrada do<br />
CCFL<br />
Temperatura <strong>de</strong> operacao<br />
In_ - 10.0 mArms<br />
TOP<br />
0 50 °C<br />
Tabela VILIII - Diagrama <strong>de</strong> tempo do Ciclo <strong>de</strong> Leitura entre o AT89C52 e o<br />
HDM 128GS24 (adaptada <strong>de</strong> HANTRONIX INC., 1999).<br />
display grafico<br />
ITEM SIMBOLO CONDIcOES MIN MAX UNIDADE<br />
C / D Set up time tCDS 100 - ns<br />
C / D Hold time tCDH - 10 - ns<br />
—CE, —RD, —WR pulse tCE, tRD,<br />
- 80 - ns<br />
width<br />
tWR<br />
Access time tACC - - 150 ns<br />
Output hold time tOH - 10 50 ns<br />
Tabela VII.IV - Diagrama <strong>de</strong> tempo do Ciclo <strong>de</strong> Escrita entre o AT89C52 e o<br />
HDM 128GS24 (adaptada <strong>de</strong> HANTRONIX INC., 1999).<br />
display grafico<br />
ITEM SIMBOLO CONDIcOES MIN MAX UN.<br />
C / D Set up time tCDS 100 - ns<br />
C / D Hold time tCDH - 10 - ns<br />
—CE, —RD, —WR tCE, tRD,<br />
pulse width<br />
tWR<br />
80 - ns<br />
Data set up time tDS - 80 - ns<br />
Data hold time tDH 40 - ns