LC6520C Datasheet (Sanyo) - Single-Chip 4-Bit Microcomputers

LC6520C, Single-Chip 4-Bit Microcomputers

Pin Name Pins I/O Functions Options During Reset VDD vss 0SC1 OSC2 PA0 PAi PA2 PA3 PB0 PBi PB2 PB3 PCo PCI PC2 PC3 1 Power supply 1 1 Input * Pin for externally connecting R, (1) External clock input C o r a ceramic resonator for (2) 2-pin RCOSC 1 Output system clock generation

Ordering number: EN2076D No.

2076D CMOS LSI LC6520C, 6522C, LC6520H, 6522H Single-Chip 4-Bit Microcomputers for Medium/Large-Scale Control-Oriented Applications The LC6520C/H are single-chip 4-bit microcomputers that contain a 4K-byte ROM, 1 K-bit RAM, have 42 pins, and are fabricated using CMOS process technology.

Besides 8 input/output common ports of 32 pins and an input port of 4 pins, the LC6520C/H have specific ports that are used to provide the interrupt function, 4-bit/8-bit serial in

LC6520C Features

* Instruction set with 80 instructions {Common to the LC6500 series)

* ROM/RAM : 4096 bytes/1024 bits (LC6520C/H) : 2048 bytes/512 bits < LC6522C/H)

* Instruction cycle time: 6/is (C version, VQD = 3 to 5.5V) 2.77 Ms (C version, V Q D ~ 4 to 5.5V) 9.92 MS (H version,