UPD75238 Overview
DATA SHEET MOS INTEGRATED CIRCUIT ELECTRON DEVICE µPD75238 4 BIT SINGLE-CHIP MICROPUTER The µPD75238 is a single-chip microputer which contains a CPU capable of 1-, 4-, and 8-bit data processing, ROM, RAM, and I/O ports. In addition, it contains a fluorescent display tube (FIP;) controller/driver, A/D converter, clock timer, timer/pulse generator capable of 14-bit PWM output, serial interface, and vectored interrupt...
UPD75238 Key Features
- Mass-storage built-in ROM and RAM
- Program memory (ROM) : 32K × 8
- Data memory (RAM) to FIP) : 1K × 4
- I/O port: 64 lines (excluding pins dedicated
- Minimum instruction execution time
- 8-bit A/D converter: 8 channels Enhanced timer/counter function: 5 channels 8-bit serial interface: 2 channels Applicati
- Instruction execution time specification function to allow a wide range of operating voltages
- Programmable FIP controller/driver contained
- Number of segments : 9 to 24 segments
- Number of digits : 9 to 16 digits
UPD75238 Applications
- Mass-storage built-in ROM and RAM