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HT82A821R - Basic USB Speaker OTP MCU

Description

This HT82A821R is an 8-bit high performance RISC-like microcontroller designed for USB Speaker product applications.

The HT82A821R combines a 16-bit DAC, USB transceiver, SIE (Serial Interface Engine), audio class processing unit, FIFO, 8-bit MCU into a single chip.

Features

  • USB 2.0 full speed compatible.
  • USB spec v1.1 full speed operation and USB audio.
  • Total FIFO size are 400 byte (8, 8, 384 for EP0~EP2).
  • 2048´15 program memory ROM.
  • 192´8 MCU type data memory RAM (Bank0).
  • HALT function and wake-up feature reduce power device class spec v1.0.
  • Operating voltage: fSYS= 6MHz/12MHz: 4.0V~5.5V.
  • Low voltage reset function (3.0V±0.3V).
  • High-performance 48kHz sampling rate for audio consumption.
  • 8 bidirectional I/O lines.

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www.DataSheet4U.com HT82A821R Basic USB Speaker OTP MCU Features · USB 2.0 full speed compatible · USB spec v1.1 full speed operation and USB audio · Total FIFO size are 400 byte (8, 8, 384 for EP0~EP2) · 2048´15 program memory ROM · 192´8 MCU type data memory RAM (Bank0) · HALT function and wake-up feature reduce power device class spec v1.0 · Operating voltage: fSYS= 6MHz/12MHz: 4.0V~5.5V · Low voltage reset function (3.0V±0.3V) · High-performance 48kHz sampling rate for audio consumption · 8 bidirectional I/O lines (max.
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