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LC865620A Dataheets PDF



Part Number LC865620A
Manufacturers Sanyo
Logo Sanyo
Description 8-Bit Single Chip Microcontroller
Datasheet LC865620A DatasheetLC865620A Datasheet (PDF)

Ordering number : ENN*6698 CMOS IC LC865632/28/24/20/16/12/08A 8-Bit Single Chip Microcontroller Preliminary Overview The LC865632A/28A/24A/20A/16A/12A/08A microcontrollers are 8-bit single chip microcontrollers with the following on-chip functional blocks : - CPU : Operable at a minimum bus cycle time of 0.5µs (microsecond) - On-chip ROM maximum capacity : 32K bytes - On-chip RAM capacity : 640 bytes (LC865632A/28A/24A) : 512 bytes (LC865620A/16A/12A/08A) - 16-bit timer/counter (or two 8-bit .

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Ordering number : ENN*6698 CMOS IC LC865632/28/24/20/16/12/08A 8-Bit Single Chip Microcontroller Preliminary Overview The LC865632A/28A/24A/20A/16A/12A/08A microcontrollers are 8-bit single chip microcontrollers with the following on-chip functional blocks : - CPU : Operable at a minimum bus cycle time of 0.5µs (microsecond) - On-chip ROM maximum capacity : 32K bytes - On-chip RAM capacity : 640 bytes (LC865632A/28A/24A) : 512 bytes (LC865620A/16A/12A/08A) - 16-bit timer/counter (or two 8-bit timers) - 16-bit timer/ PWM (or two 8-bit timers) - 8-channel × 8-bit AD converter - Two 8-bit synchronous serial-interface circuits - 13-source 10-vectored interrupt system All of the above functions are fabricated on a single chip. Features (1) Read Only Memory (ROM) : LC865632A : LC865628A : LC865624A : LC865620A : LC865616A : LC865612A : LC865608A 32512 × 8 bits 28672 × 8 bits 24576 × 8 bits 20480 × 8 bits 16384 × 8 bits 12288 × 8 bits 8192 × 8 bits 640 × 8 bits 512 × 8 bits (2) Random Access Memory (RAM) : LC865632A/28A/24A : LC865620A/16A/12A/08A (3) Bus Cycle Time / Instruction Cycle Time The LC865632A/28A/24A/20A/16A/12A/08A are constructed to read ROM twice within one instruction cycle. It has 1.7 times more performance capability within the same instruction cycle compared to our 4-bit microcontrollers (LC66000 series). Bus cycle time indicates the speed to read ROM. Bus cycle time 0.5µs 2.0µs 3.75µs 91.5µs cycle time 1.0µs 4.0µs 7.5µs 183µs System clock oscillation Ceramic resonator oscillation Ceramic resonator oscillation RC resonator oscillation Crystal oscillation Oscillation Frequency 6MHz 1.5MHz 800MHZ 32.568kHz Voltage 4.5 - 6.0V 2.5 - 6.0V 2.5 - 6.0V 2.5 - 6.0V Ver.2.02 22599 91400 RM (IM) HK No.6698-1/20 LC865632/28/24/20/16/12/08A (4) Ports - Input / output ports : 6 ports (42 terminals) Input/output port programmable in nibble units : 1 port (8 terminals) (When the N-channel open drain output is selected, the data in a bit can be inputted.) Input/output port programmable in a bit : 5 ports (34 terminals) Include 15V withstand N-channel open drain output port : 3 ports (18 terminals) - Input ports : 2 ports (13 terminals) (5) AD converter - 8 channels × 8-bit AD converters (6) Serial-interface - Two 8-bit serial-interface circuits LSB first / MSB first function available - Internal 8-bit baud-rate generator in common with two serial-interface circuits (7) Timers - Timer0 16-bit timer / counter 2-bit prescaler + 8-bit programmable prescaler Mode 0 : Two 8-bit timers with programmable prescaler Mode 1 : 8-bit timer with a programmable prescaler + 8-bit counter Mode 2 : 16-bit timer with a programmable prescaler Mode 3 : 16-bit counter The resolution of Timer is 1 tCYC. (tCYC : cycle time) - Timer 1 16-bit timer / PWM Mode 0 : Two 8-bit timers Mode 1 : 8-bit timer + 8-bit PWM Mode 2 : 16-bit timer Mode 3 : Variable-bit PWM (9-16 bits) In Mode 0 and Mode 1, the resolution of Timer and PWM is tCYC. In Mode 2 and Mode 3, the resolution.


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