HT95R23中文资料I/O Type Phone 8-Bit MCU数据手册Holtek规格书

描述 Description

The HT95R23 MCU is an 8-bit high performance, RISC architecture microcontroller device specially designed for telephone applications. Device flexibility is enhanced with their internal special features such as power-down and wake-up functions, DTMF generator, PFD driver, etc. These features combine to ensure applications require a minimum of external components and therefore reduce overall product costs.

Having the advantages of low-power consumption, high-performance, I/O flexibility as well as low-cost, these devices have the versatility to suit a wide range of application possibilities such as deluxe feature phone, cordless phones, fax and answering machines, etc.

The device is best suited for phone products that comply with versatile dialer specification requirements for different areas or countries. The device is fully supported by the Holtek range of fully functional development and programming tools, providing a means for fast and efficient product development cycles.

 

特性 Features

• Operating voltage at fSYS= 3.58MHz: 2.2V~5.5V
• 1152x8 Data Memory
• 2 NMOS output-only lines
• Dual 16-bit timers with interrupts
• 8-level stack
• 32768Hz to 3.58MHz frequency-up PLL circuit
• Watchdog timer function
• DTMF generator
• Up to 1.117us instruction cycle with 3.58MHz system clock at VDD=2.2V~5.5V
• Table read function
• All instructions executed in 1 or 2 machine cycles
• Supported by comprehensive suite of hardware and software tools