Part HT46R48
Description Cost-Effective A/D Type 8-Bit OTP MCU
Manufacturer Holtek Semiconductor
Size 314.74 KB
Holtek Semiconductor
HT46R48

Overview

The HT46R48 are 8-bit, high performance, RISC architecture microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors. The advantages of low power consumption, I/O flexibility, programmable frequency divider, timer functions, oscillator options, multi-channel A/D Converter, Pulse Width Modulation function, HALT and wake-up functions, enhance the versatility of these devices to suit a wide range of A/D application possibilities such as sensor signal processing, motor driving, industrial control, consumer products, subsystem controllers, etc. 1 March 24, 2006 HT46R48.

  • Operating voltage:
  • Up to 0.5ms instruction cycle with 8MHz system clock fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V
  • 19 bidirectional I/O lines (max.)
  • 1 interrupt input shared with an I/O line
  • 8-bit programmable timer/event counter with overflow at VDD=5V
  • 6-level subroutine nesting
  • 4 channels 9-bit resolution A/D converter
  • 1 channel 8-bit PWM output shared with an I/O line
  • Bit manipulation instruction
  • 14-bit table read instruction