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HT16C22G

Holtek Semiconductor
Part Number HT16C22G
Manufacturer Holtek Semiconductor
Description LCD Driver Controller
Published Jan 1, 2012
Detailed Description www.DataSheet.co.kr HT16C22/HT16C22G RAM Mapping 44*4 LCD Controller Driver Features ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Oper...
Datasheet PDF File HT16C22G PDF File

HT16C22G
HT16C22G

Overview
www.
DataSheet.
co.
kr HT16C22/HT16C22G RAM Mapping 44*4 LCD Controller Driver Features ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Operating voltage:2.
4~5.
5V Internal 32kHz RC oscillator Bias: 1/2 or 1/3; Duty: 1/4 Internal LCD bias generation with voltage-follower buffers I2C-bus interface Two Selectable LCD frame frequencies: 80Hz or 160Hz 44 x 4 bits RAM for display data storage Max.
44 x 4 patterns, 44 segments and 4 commons Versatile blinking modes R/W address auto increment Internal 16-step voltage adjustment to adjust LCD operating voltage Low power consumption Provides VLCD pin to adjust LCD operating voltage Manufactured in silicon gate CMOS process Package Type: 48LQFP, 52QFP, chip and COG.
Applications ● ● ● ● ● ● ● ● Electronic meter Water meter Gas meter Heat energy meter Household appliance Games Telephone Consumer electronics General Description The HT16C22/HT16C22G device is a memory mapping and multi-function LCD controller driver.
The maximum Display segments of the device are 176 patterns (44 segments and 4commons).
The software configuration feature of the HT16C22/HT16C22G makes it suitable for multiple LCD applications including LCD modules and display subsystems.
The HT16C22/HT16C22G device communicates with most microprocessors / microcontrollers via a two-line bidirectional I2C-bus.
Rev.
1.
20 1 May 10, 2011 Datasheet pdf - http://www.
DataSheet4U.
net/ www.
DataSheet.
co.
kr HT16C22/HT16C22G Block Diagram VSS Power_on reset COM0 SDA SCL I2C Controller 8 Internal RC Oscillator Timing generator Display RAM 44*4its COM3 Column driver output VDD Internal voltage adjustment VLCD R － OP3 ＋ － OP2 SEG0 LCD Voltage Selector ＋ R Segment driver output － OP1 ＋ SEG43 R LCD bias generator Rev.
1.
20 2 May 10, 2011 Datasheet pdf - http://www.
DataSheet4U.
net/ www.
DataSheet.
co.
kr HT16C22/HT16C22G Pin Assignment S S S S S S S S S S S S E G 3 9 E G E G E G E G E G E G E G E G E G E G E G / V L C D 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 4 6 4 5 4 4 4 3 4...


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