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SN69040B - LCD Controller

General Description

segment 1~24 for LCD driver Optional to be SEG25-SEG28 or P53-P50 SEG25-28: segment25~28 for LCD driver.

P53-P50: Bit3-bit0 for output port 5.

Optional to be SEG29~SEG32 or P43-P40 SEG29~32: segment29~32 for LCD driver.

Key Features

  • Single power supply 2.4V - 5V Built in a tiny controller Two 4-bit I/O ports and two optional 4-bit output ports are provided Built in 40K.
  • 10 ROM 256.
  • 4 bits RAM for programming usage are provided 32.
  • 4 bits RAM for LCD display usage are provided Maximum 16k program ROM is provided Readable ROM code data Built in direct 4.
  • 32 LCD driver www. DataSheet4U. com LCD 1/3 bias, 1/4 duty Built in a high quality speech synthesizer Adaptive playing speed from 2.5k-40kHz is provided Built in a.

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Datasheet Details

Part number SN69040B
Manufacturer SONiX
File Size 337.08 KB
Description LCD Controller
Datasheet download datasheet SN69040B Datasheet

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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.

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SN69040B LCD Controller with Voice/Dual Tone Melody INTRODUCTION SN69040B is a single chip voice/dual tone melody synthesizer IC with 4*32 LCD direct drive capability which contains two 4-bit I/O ports, two optional 4-bit output ports and a tiny controller. By programming through the tiny controller, user’s applications including LCD display, section combination, trigger modes, output status, voice/melody playing and other logic functions and then be easily implemented. FEATURES Single power supply 2.