HT82A523R -- USB 2.0 Full Speed 8-Bit OTP MCU (限用產品)

General Description

This device is an 8-bit high performance RISC-like microcontroller designed for USB product applications. It is particularly suitable for use in products such as USB mouse or keyboard and supports interface for fingerprint controller. A HALT feature is included to reduce power consumption.

Features

  • Operating voltage:
    fSYS=6MHz & 12MHz: 3.3V~5.5V
  • 40 bidirectional I/O lines (max.)
  • One 16-bit programmable timer/event counter with overflow interrupt
  • One 8-bit programmable timer/event counter with overflow interrupt
  • Only crystal oscillator (6MHz or 12MHz)
  • Watchdog Timer
  • 4096x15 program memory ROM
  • 192x8 data memory RAM
  • HALT function and wake-up feature reduce power consumption
  • 6-level subroutine nesting
  • 2 sets of SIO (synchronous serial I/O) function
  • Supports Interrupt, Control, Bulk transfer
  • USB 2.0 full speed function compatible
  • 4 endpoints supported (endpoint 0 included)
  • Total FIFO size is 152 bytes
    (8, 8, 8, 64x2 for EP0~EP3)
  • Bit manipulation instruction
  • 15-bit table read instruction
  • 63 powerful instructions
  • All instructions in one or two machine cycles
  • Low voltage reset function
  • 32/64-pin LQFP package
    48-pin SSOP package
    52-pin QFP package

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