參數(shù)資料
型號(hào): V6123
廠商: Electronic Theatre Controls, Inc.
英文描述: Digitally Programmable 2, 4 and 8 Mux LCD Driver
中文描述: 數(shù)字可編程2,4和8復(fù)用器LCD驅(qū)動(dòng)器
文件頁(yè)數(shù): 12/19頁(yè)
文件大?。?/td> 1479K
代理商: V6123
12
V6123
Enhanced Switching from the V6123
Bias Configuration for Large LCD
C = 1 μF
Rx is given by the for mula:
Rx = 4(24 k
)
(
(V
DISP
/V
LCD
) – 1
)
Large LCD ex am ple:
V
= 5 V, av er age pixel ac ive area = up to
10’000 mm
2
, displasy re resh rate = 55 Hz
For a sin gle V6123 4 mux pro grammed driv ng
such an LCD, the volt age fol ower buffer (opamp)
re quire ment is:
peak cur ent 1.8 mA
steady state cur ent typ cally 150 μA
Fig. 13
Fig. 12
Frame Frequency vs. Temperature at V
DD
= 4.5 V
Frame Frequency vs. V
DD
at T
A
= 25°C
Fig. 14
Fig. 15
Tem per a ure com pen sa ion/
Con rast ad ust ment
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