EM6121

R EM MICROELECTRONIC - MARIN SA EM6121 26, 18, 10 & 2 MUX LCD Controller and Driver Character Generator ROM and RAM inside Description EM6121 is controller and driver for character monochrome for TN and STN LCD displays. The driving capability is 26 rows x 80 columns (3x16, 2x24 or 1x48 rows of 16 characters + 160 icons) addressed by I2C or 3-wire interface. The chip includes a character generator CGROM of 240 characters and CGRAM of 16 characters. VLCD internally generated up to 9.35V without external components or with external capacitors. Character Sets Alphanumeric Japanese, Chinese on request Key Features OTP Character Generator ROM and RAM No external components Lower power with external capacitors option I2C and 3-wire interfaces Vertical Scrolling of 1, 2 or 3 lines of characters Horizontal Scrolling of 1 line of characters Partial or icon Display programmable LCD voltage digitally programmable 3V to 9V Selectable x4, x3, x2 multiplier factor for VLCD Selectable Bias voltages: 1/3, 1/3.5, 1/4, 1/4.5, 1/5, 1/5.5, 1/6 Supply voltage from low 1.8V up to 3.3V True Low Current: IHV = 30/60µA IDD = 15µA (active) IDD = 1µA (sleep) Temperature compensation of VLCD (4 coefficients) Oscillator for LCD refresh on chip Intermediate bias voltage generation on chip Available in die with/without gold bumps, COG, COF and COB Typical Applications DECT and Mobile phones Point-of-sale terminals Desktop displays Smart cards Portable, battery operated products Balances and scales, utility meters Printers Fax & BENEFITS Flexibility and easy to design-in Uniformity of contrast of all dies in production Usable with a wide range of modules No flickering Ideal for portable and mobile phones applications Save PCB space Cost effective Copyright © 2006, EM Microelectronic-Marin SA Subject to change without notice Rev. A, 06/06 Phone: +41.32.755-5111, Fax: +41.32.755-5403 www.emmicroelectronic.com info@emmicroelectronic.com