EM65570 ELAN Microelectronics Corp, EM65570 Datasheet - Page 59

• Manufacturer Part Number: EM65570
• Description: 68com / 98seg 65k Color Stn Lcd Driver
• Manufacturer: ELAN Microelectronics Corp

Product Specification (V1.0) 09.05.2005
(This specification is subject to change without further notice)
7.26
7.25.3 Power Supply Rising Time
Although there is no constraint on the rising time of the power supply, the Tr (rising
time) as illustrated below is recommended for practical applications.
Example of Setting Registers
7.26.1 Initialization
VDD,VEE
*
The rising time is the time between 10% adnd 90% of VDD, VEE
Figure 7-23 Recommended Rising Time (Tr) for Practical Application
Item
Figure 7-24a Initialization Register Setting Sequential Flow
Tr
* Electrical volume set
* Bias Ratio set
* Setting power control
(DCON= "1", AMPON= "1")
Power ON (VDD,VEE-VSS)
Setting Operational Functions
Setting Operational Functions
10%
Rising Time (Tr)
Recommended
30PS ~ 10ms
End of initialization
Power will stable
RESET
WAIT
68COM/ 98SEG 65K Color STN LCD Driver
Tr
90%
*
Applicable Power
VDD, VEE
EM65570
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