Rainbow Electronics MAX1494 - Manual (Page 18)

MAX1492/MAX1494
3.5- and 4.5-Digit, Single-Chip ADCs
with LCD Drivers
18 ______________________________________________________________________________________
0 1 2 3 4 5
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
Ш+
Ш-
Figure 12. Contrast vs. Applied RMS Voltage