HT16C22 Datasheet | Holtek Semiconductor

.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 mons 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 4mons). 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 municates with most microprocessors / microcontrollers via a two-line bidirectional I2C-bus. Rev. 1.20 1 May 10, 2011 Datasheet pdf - http://..net/ .DataSheet.co.kr HT16C22/HT16C22G Block Diagram VSS Power_on reset 0 SDA SCL I2C Controller 8 Internal RC Oscillator Timing generator Display RAM 44- 4its 3 Column driver output...