Rainbow-electronics MAX1495 Manual do Utilizador descarregar pdf (Página 16)

MAX1491/MAX1493/MAX1495

3.5- and 4.5-Digit, Single-Chip

ADCs with LCD Drivers

16 ______________________________________________________________________________________

012345

APPLIED VOLTAGE (V

RMS

)

0

10

20

30

40

50

60

70

80

90

100

CONTRAST (%)

T

A

= +25°C

V

ON

= 2.1V

RMS

Ø = -10°C

Ø = 0°C

Ø = +10°C

Ø = -30°C

V

OFF

=

1.1V

RMS

Ø+

Ø-

Figure 12. Contrast vs. Applied RMS Voltage

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 24 25

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