The ASM12712C is a very low-cost voice synthesizer with a 4-bit microprocessor. It includes various features such as a 4-bit ALU, ROM, RAM, I/O ports, timers, clock generator, watchdog timer (WDT), voice synthesizer, etc. It has a 4K x 10-bit internal program ROM and can operate with a single power supply ranging from 2.4V to 5V. The microprocessor has 22 instructions and a RISC-like architecture with a two-stage instruction pipeline. The device is designed for minimal power dissipation using CMOS technology and a halt function.
The ASM12712C is a very low-cost voice synthesizer integrated with a 4-bit microprocessor. It features a 4-bit ALU, on-chip clock generator, watchdog timer, and supports CMOS technology to minimize power dissipation. The architecture utilizes a two-stage instruction pipeline, allowing most instructions to execute in a single cycle.
| Operating Voltage Range | 2.4V through 5V |
|---|---|
| Internal Program ROM Size | 4K x 10-bit |
| Data Memory Space Access | up to 512K x 10 bits |
| Data RAM Size | 96x 4-bit |
| Instruction Count | 22 instructions |
It is a very low-cost voice synthesizer with a 4-bit microprocessor.
Most instructions execute in a single cycle, except for program branches and data table read instructions which need two cycles.