LC573202A - Sanyo

LC573202A 4-Bit Microcontroller with 2K-Byte ROM / 64 4Bits RAM and LCD Driver

Pin Name VSS VDD1 Pad No. Pin No. 6 4 I/O Function description Power terminal(-) •Power terminal(+) (Ag battery version) •Voltage supply to LCD driver (Li battery & EXTV ver.) (C is connected between VDD1 and VSS.) •Voltage supply to logic unit (Ag battery version, Back up flag OFF at Li battery version.) •Power terminal(+) (Li battery & EXTV version) •Volta.

Features

(1) Read-Only Memory (ROM) - 2048 × 8 bits (2) Random Access Memory (RAM) - 64 × 4 bits (3) Cycle Time Cycle time 122µs 122µs 122µs Oscillation source Crystal oscillation RC oscillation Crystal oscillation Crystal oscillation RC oscillation Oscillation Frequency 32.768kHz 32.768kHz 32.768kHz Power supply voltage 1.30 - 1.65V 2.60 - 3.60V 2.00 - 6.00V Power source Ag Battery Li Battery External voltage supply (4) Input/Output ports - Input ports : 6 ports (S-port : 4 terminals, M-port : 2 terminals) - Output ports : 1 port (Buzzer output/General output port : mask option changeover) - LCD segm.