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HT82A821R - Basic USB Speaker OTP MCU

Datasheet Summary

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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Datasheet preview – HT82A821R

Datasheet Details

Part number HT82A821R
Manufacturer Holtek Semiconductor
File Size 356.34 KB
Description Basic USB Speaker OTP MCU
Datasheet download datasheet HT82A821R Datasheet
Additional preview pages of the HT82A821R datasheet.

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Full PDF Text Transcription

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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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