NJU6676 New Japan Radio Co., Ltd., NJU6676 Datasheet - Page 27

• Manufacturer Part Number: NJU6676
• Description: 64-Common x 132-Segment plus 1-Icon Bit Map Type LCD Controller and Driver
• Manufacturer: New Japan Radio Co., Ltd.

- VLCD setting example
We recommend the total value of Ra and Rb is between 1M
Rb=4M and VDD=3V, the VLCD is calculated as follows:
The minimum VLCD:
VLCD
The maximum VLCD:
VLCD
=(1+Rb/Ra) X VREG
=(1+4/1) X [(99/162) X 3.0]
=9.15V
=(1+Rb/Ra) X VREG
=(1+4/1) X [(162/162) X 3.0]
=15.0V
and 5M . When using Ra=1M ,
PRELIMINARY
NJU6676