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HT49C70-1 - LCD Type 8-Bit MCU

Download the HT49C70-1 datasheet PDF. This datasheet also covers the HT49R70A-1 variant, as both devices belong to the same lcd type 8-bit mcu family and are provided as variant models within a single manufacturer datasheet.

General Description

The HT49R70A-1/HT49C70-1/HT49C70L are 8-bit, high performance, RISC architecture microcontroller devices specifically designed for a wide range of LCD applications.

The mask version HT49C70-1 and HT49C70L are fully pin and functionally compatible with the OTP version HT49R70A-1 device.

Key Features

  • Operating voltage:.
  • Buzzer output.
  • On-chip crystal, RC and 32768Hz crystal oscillator.
  • HALT function and wake-up feature reduce power fSYS=4MHz: 2.2V~5.5V for HT49R70A-1/HT49C70-1 fSYS=8MHz: 3.3V~5.5V for HT49R70A-1/HT49C70-1 fSYS=500kHz: 1.2V~2.2V for HT49C70L.
  • 8 input lines.
  • 16 bidirectional I/O lines.
  • Two external interrupt input.
  • One 8-bit and one 16-bit programmable timer/event consumption.
  • 16-level subroutine nesting.
  • Bit manipulation in.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HT49R70A-1_HoltekSemiconductor.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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HT49C10 8-Bit Microcontroller Holtek Semiconductor Inc
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HT49C30L 8-Bit LCD Type MCU Holtek Semiconductor Inc
HT49C50 8-Bit Microcontroller Holtek Semiconductor Inc
HT49CV3 VFD Type 8-Bit MCU Holtek

Other Datasheets by Holtek Semiconductor

Part Number Description
HT49C70L LCD Type 8-Bit MCU
HT49C10-1 LCD Type 8-Bit MCU
HT49C50-1 LCD Type 8-Bit MCU
HT49C50L LCD Type 8-Bit MCU
HT49CA0 Remote Type 8-Bit MCU

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.DataSheet4U.com HT49R70A-1/HT49C70-1/HT49C70L LCD Type 8-Bit MCU Technical Document · Tools Information · FAQs · Application Note - HA0017E Controlling the Read/Write Function of the HT24 Series EEPROM Using the HT49 Series MCUs - HA0024E Using the RTC in the HT49 MCU Series - HA0025E Using the Time Base in the HT49 MCU Series - HA0026E Using the I/O Ports on the HT49 MCU Series - HA0027E Using the Timer/Event Counter in the HT49 MCU Series Features · Operating voltage: · Buzzer output · On-chip crystal, RC and 32768Hz crystal oscillator · HALT function and wake-up feature reduce power fSYS=4MHz: 2.2V~5.5V for HT49R70A-1/HT49C70-1 fSYS=8MHz: 3.3V~5.5V for HT49R70A-1/HT49C70-1 fSYS=500kHz: 1.2V~2.