MAX9665ETP+ Maxim Integrated, MAX9665ETP+ Datasheet - Page 31

• Manufacturer Part Number: MAX9665ETP+
• Description: LCD Gamma Buffers 6/8/10-Channel 10-Bit Nonvolatile Programmable Gamma and VCOM Reference Voltages
• Manufacturer: Maxim Integrated

6/8/10-Channel, 10-Bit, Nonvolatile Programmable
Figure 13 below shows the power-up sequence. The
digital supply must be powered up first. The analog
supply should not be powered up for at least 350µs
(min) after the digital supply has been powered up.
Figure 13. Power-Up Sequence
15.6
VOLTAGE (V)
8.0
3.6
0
Applications Information
______________________________________________________________________________________
> 350µs
Gamma and VCOM Reference Voltages
AVDD
DVDD
Power-Up and Power-Down
During this time, the MTP register values are loaded
into the I
are overwritten. Once AVDD is above approximately
8V, the output buffers have enough headroom and
power up proportionally with the AVDD.
For power-down, AVDD must be lowered first to 0V,
and then DVDD can safely be powered down.
2
C registers and the default I
2
C register values
TIME
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
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