8-Bit Single-Chip Microcontroller
Ordering number : ENN*6843
CMOS IC
LC876694B/78B/62B
8-Bit Single-Chip Microcontroller
Preliminary Overview
The LC8766...
Description
Ordering number : ENN*6843
CMOS IC
LC876694B/78B/62B
8-Bit Single-Chip Microcontroller
Preliminary Overview
The LC876694B/LC876678B/LC876662B are 8 bit single chip microcontrollers with the following on-chip functional blocks : - CPU: operable at a minimum bus cycle time of 100ns - On-chip ROM Maximum Capacity : LC876694B 96K bytes LC876678B 80K bytes LC876662B 64K bytes - On-chip RAM: 2048 bytes - VFD automatic display controller / driver - 16 bit timer / counter (can be divided into two 8 bit timers) - 16 bit timer / PWM (can be divided into two 8 bit timers) - timer for use as date / time clock - High speed clock counter - System clock divider function - synchronous serial I/O port (with automatic block transmit / receive function) - asynchronous / synchronous serial I/O port - 12-channel × 8-bit AD converter - Weak signal detector - 15-source 10-vectored interrupt system All of the above functions are fabricated on a single chip.
Features
(1) Read-Only Memory (ROM): LC876694B LC876678B LC876662B 98304 × 8 bits 81920 × 8 bits 65536 × 8 bits
(2) Random Access Memory (RAM): LC876694B/78B/62B 2048 × 9 bits (3) Minimum Bus Cycle Time: 100ns (10MHz) Note: The bus cycle time indicates ROM read time. (4) Minimum Instruction Cycle Time: 300ns (10MHz)
Ver.1.01 51000
11901 RM (IM) SK No.6843-1/23
LC876694B/78B/62B (5) Ports - Input/output ports Data direction programmable for each bit individually : 20 (P1n, P70 to P73, P8n) - 15V withstand input/output ports Data direction p...
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