LC573202A Datasheet, PDF (1/18 Pages) Sanyo Semicon Device – 4-Bit Microcontroller with 2K-Byte ROM, 64 × 4Bits RAM and LCD Driver

Ordering number : ENN*6726
CMOS IC
LC573202A
4-Bit Microcontroller
with 2K-Byte ROM, 64 × 4Bits RAM and LCD Driver
Preliminary
Overview
The LC573202A is a CMOS 4-bit microcontroller that operates on low voltage and very low power consumption. It also
contains 2K-byte ROM, 64 × 4 bits RAM, LCD drivers and melody function.
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 Power supply voltage
32.768kHz
1.30 - 1.65V
Power source
Ag Battery
32.768kHz
32.768kHz
2.60 - 3.60V
2.00 - 6.00V
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 segment output ports : 25 terminals
(Possible to use output port (SEG13 to SEG25) : by mask option)
- LCD common output ports : 4 terminals
Ver.1.02
22698
91400 RM (IM) HO No.6726-1/18