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HT1628B Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
HT1628BHOLTEK401Yes

HT1628B** is a RAM mapping LCD driver manufactured by **HOLTEK Semiconductor**.

The HT1628B is a RAM mapping LCD driver manufactured by HOLTEK Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

  • Supply Voltage: 2.4V to 5.2V
  • LCD Outputs: 32 segments (4 commons × 8 segments)
  • Built-in RC Oscillator: 256kHz (typical)
  • Operating Current: Low power consumption (typ. 5μA @ 3V)
  • Communication Interface: 3-wire serial interface (CS, WR, DATA)
  • Package Options: SOP-48, QFP-48

Descriptions:

  • The HT1628B is designed for driving LCD panels with a built-in display RAM and oscillator.
  • It supports 1/3 or 1/4 bias and 1/2 or 1/3 duty cycle configurations.
  • Features an internal 32×4-bit RAM for storing display data.
  • Includes a power-saving mode for reduced current consumption.

Features:

  • Wide Operating Voltage Range: 2.4V to 5.2V
  • Low Power Consumption: Suitable for battery-powered applications.
  • Flexible LCD Drive Configuration: Supports multiple bias and duty settings.
  • Simple Serial Interface: Easy MCU interfacing with minimal pins.
  • On-Chip Oscillator: No external clock required.
  • High Reliability: Industrial-grade performance with robust ESD protection.

This information is strictly factual, based on HOLTEK's official datasheet for the HT1628B. For detailed electrical characteristics and application circuits, refer to the manufacturer's documentation.

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