LC87F40C8A

www.DataSheet.co.kr Ordering number : ENA0139 LC87F40C8A Overview CMOS IC Internal 128K-byte FROM (ROM/CGROM), 2048 byte RAM, 1024-byte CGRAM, and 704×10-bit CRT Display RAM 8-bit 1-chip Microcontroller The SANYO LC87F40C8A is a closed caption TV controlling 8-bit microcomputer that, centered around a CPU running at a minimum bus cycle time of 71ns, integrates on a single chip a number of hardware features such as 128K-byte flash ROM (size-variable program ROM and CGROM), 2048-byte RAM, 1024-byte CGRAM, 704×10-bit CRT display RAM, sophisticated 16-bit timers/counters (may be divided into 8-bit timers), a 16-bit timer/counter (may be divided into 8-bit timers/counters, two 8-bit timers with a prescaler, a base timer serving as a time-of-day clock, a high-speed clock counter, a synchronous SIO interface (with automatic block transmission/reception capabilities), two channels of asynchronous/ synchronous SIO interface (bus mode selectable), a UART interface (full duplex), an 8-bit 8-channel AD converter, one 14-bit PWM channel, three 8-bit PWM channels, a closed caption data slicer, closed caption compatible OSD, a system clock frequency divider, ROM correction function, an on-chip debugger, and onboard programming facilities. Features „Flash ROM 128K bytes 95K- to 110K-byte program ROM (size variable) 16K- to 31K-byte character generator ROM (size variable) Runs on a 5V single source and permits onboard programming. Block erasable in 128 byte units. Permits 100 p...