LC863448A

Preliminary 8-BIT SINGLE CHIP MICROCONTROLLER LC863448A/40A Overview The LC863448/40A are 8-bit single chip microcontrollers with the following on-chip functional blocks: - CPU : Operable at a minimum bus cycle time of 0.424µs - On-chip ROM capacity Program ROM : 48K/40K bytes CGROM : 16K bytes - On-chip RAM capacity : 640 bytes - OSD RAM : 352 × 9 bits - Closed-Caption TV controller and the on-screen display controller - Closed-Caption data slicer - Four channels × 6-bit AD Converter - Three channels × 7-bit PWM - 16-bit timer/counter, 14-bit base timer - IIC-bus compliant serial interface circuit (Multi-master type) - ROM correction function - 11-source 8-vectored interrupt system - Integrated system clock generator and display clock generator Only one X'tal oscillator (32.768kHz) for PLL reference is used for both generators TV control and the Closed Caption function All of the above functions are fabricated on a single chip. ♦ No products described or contained herein are ...