HT1647A   64x16 LCD Controller for I/O MCU

Revision # 1.40    Modifications made on April 29, 2011

• In the Features section and other related sections, the 100-pin QFP package was changed to 100-pin LQFP.
  
• The A.C. Characteristics section was modified.

Revision # 1.30   Modifications made on November 9, 2010

• The note below the Internal Resistor Type Bias Generator Configurations diagram was modified.
• The Package Information section was modified.

Revision # 1.20   Modifications made on June 22, 2009

• The Pad Assignment section was modified.
  
• In the A.C. Characteristics section, the t_OFF and t_SR entries and other related Note descriptions & Figures were added.

Revision # 1.11   Modifications made on September 25, 2008

• A Patent Notice has been added to the datasheet.

Revision # 1.10   Modifications made on December 4, 2007

• In the Pad Description section, the description for pads OP1, OP2 and OP3 were modified.
  
• In the Write Data Mapping to RAM for Pad Option table, a new Note 3 was added

Revision # 1.00   This was posted on August 27, 2007