Datasheet4U Logo Datasheet4U.com

HT1635 - 44 x 8 LED Driver

General Description

The HT1635 is a memory mapping LED display controller/driver.

The maximum display capacity of the device is 352 patterns composed of 44 rows and 8 commons.

The device can generate 16 LED illumination levels using software controlled PWM circuitry.

Key Features

  • Operating voltage: 2.4V~5.5V.
  • LED display -- 44 row and 8 Columns.
  • 88×4 bit RAM display data storage.
  • 16-level PWM brightness control.
  • Integrated 256kHz RC oscillator.
  • I2C-bus or 4-wire serial interface.
  • Data mode & command mode instructions.
  • Cascade function for extend.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
HT1632 LED Driver Holtek Semiconductor
HT16 High Efficient Rectifiers Taiwan Semiconductor
HT1602 40 Dot Matrix LCD Segment Driver Holtek Semiconductor Inc
HT1602L 40 Dot Matrix LCD Segment Driver Holtek Semiconductor Inc
HT1606A Primary feedback PFM converter HOTCHIP

Other Datasheets by Holtek Semiconductor

Part Number Description
HT1635A 44 x 8 LED Driver
HT1635B 44 x 8 LED Driver
HT1632C 32 x 8 & 24 x 16 LED Driver
HT12B Encoder
HT12C Encoder

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
HT1635 44×8 LED Driver Features • Operating voltage: 2.4V~5.5V • LED display -- 44 row and 8 Columns • 88×4 bit RAM display data storage • 16-level PWM brightness control • Integrated 256kHz RC oscillator • I2C-bus or 4-wire serial interface • Data mode & command mode instructions • Cascade function for extend applications • Selectable NMOS open drain output driver and PMOS open drain output driver for COM lines • 64-pin LQFP package Applications • Industrial control displays • Digital clocks, thermometers, counters, electronic meters • Instrumentation readouts • Other consumer applications • LED displays General Description The HT1635 is a memory mapping LED display controller/driver.