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HT46R74D-1 Datasheet Dual Slope A/D Type MCU

Manufacturer: Holtek Semiconductor

Overview: www.DataSheet4U.com HT46R74D-1 Dual Slope A/D Type 8-Bit OTP MCU Technical Document · Tools Information · FAQs · Application.

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General Description

The HT46R74D-1 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for A/D with LCD applications that interface directly to analog signals, such as those from sensors.

The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Dual slope A/D converter, LCD display, HALT and wake-up functions, watchdog timer, as well as low cost, enhance the versatility of these devices to suit for a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.

Rev.

Key Features

  • Operating voltage:.
  • Integrated RC or crystal oscillator.
  • Power-down and wake-up functions reduce power fSYS = 4MHz: 2.2V~5.5V fSYS = 8MHz: 3.3V~5.5V.
  • 10 bidirectional I/O lines and two ADC inputs.
  • Two external interrupts inputs shared with I/O lines.
  • One 8-bit and one 18-bit programmable timer/event consumption.
  • Internal 3.3V Voltage regulator and charge pump.
  • Embedded voltage reference generator - 1.5V.
  • 6-level subroutine nesting.
  • Bit manipul.

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