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  • 产品名称：-- Basic USB Speaker OTP MCU HT82A821R

  • 产品型号：HT82A821R
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简单介绍：
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)
详情介绍：

Features

  • USB 2.0 full speed compatible
  • USB spec v1.1 full speed operation and USB audio 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 playback
  • Embedded class AB power amplifier for speaker driving
  • Embedded High Performance 16 bit audio DAC
  • Support digital volume control
  • HID support which can remote control of playback volume/mute
  • 3 endpoints supported (endpoint 0 included)
  • Support 1 Control , 1 Interrupt , 1 Isochronous transfer
  • Total FIFO size are 400 byte (8, 8, 384 for EP0~EP2)
  • 2048x15 program memory ROM
  • 192x8 MCU type data memory RAM (Bank0)
  • HALT function and wake-up feature reduce power consumption
  • 8 bidirectional I/O lines (max.)
  • Two 16-bit programmable timer/event counter and overflow interrupts
  • Watchdog Timer
  • 16-level subroutine nesting
  • Bit manipulation instruction
  • 15-bit table read instruction
  • 63 powerful instructions
  • All instructions in one or two machine cycles

24-pin SSOP (150mil), 24-pin SOP (300mil) package

台湾合泰（Holtek）中国区技术支持电话，上海盛扬：021-64855560，深圳盛扬: 0755-83465589，北京盛扬: 010-66410030 成都盛扬：028-66536590

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