BUY HA1394 https://www.utsource.net/itm/p/975515.html
DUAL 6 TO 8 W AUDIO POWER AMPLIFIER
The HA1394 is a ZIP-12 integrated circuit (IC) manufactured by Hitachi. It is a high-speed, low-power, low-voltage, high-performance, 8-bit microcontroller. It is designed for use in embedded systems and applications such as automotive, industrial, and consumer electronics. The HA1394 features a wide range of peripherals, including a 10-bit A/D converter, an 8-bit timer/counter, a watchdog timer, an 8-bit PWM controller, and a serial interface. It also has a built-in bootloader, which allows for easy programming and updating of the microcontroller. The HA1394 is suitable for a variety of applications, including motor control, power management, and data acquisition. It is also suitable for use in applications that require low power consumption and high performance. (For reference only)