Dongguan Bibuke Electronic Technology Co., Ltd.
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The HT1623 is an LCD driver IC commonly used to control segment-based LCDs. It’s designed for microcontroller-based applications where a low-power, cost-effective LCD solution is needed.
Driver for Static & Multiplexed LCDs: Supports up to 256 segments.
Serial Interface: Communicates via a 3-wire SPI-like interface.
Low Power Consumption: Ideal for battery-powered applications.
Integrated Bias Voltage Generator: Supports 1/2 or 1/3 bias driving.
Internal Oscillator: Reduces the need for an external clock.
Wide Operating Voltage: Typically 2.4V to 5.5V.
Built-in RAM: Stores display data to reduce microcontroller workload.
CS (Chip Select) – Enables communication.
CLK (Clock) – Serial data clock input.
DATA – Serial data input.
VDD / VSS – Power supply.
VLCD – LCD drive voltage.
SEGx / COMx – LCD segment and common outputs.
Detailed Parameters:
| NO. | ITEM | SPECIFICATIONS |
| 1 | Product Name | FSTN Segment LCD Display |
| 2 | LCD Type | FSTN positive, transmissive |
| 3 | Viewing Angle | 12 O'clock |
| 4 | Drive Method | 1/8 Duty, 1/4 Bias, 5.0V |
| 5 | Operating Temperature | -30~+80℃ |
| 6 | Storage Temperature | -40~+90℃ |
| 7 | Connector | PIN, 39 numbers |
| 8 | Backlight | LED, White |
| 9 | Driver IC | HT1623 |
| 9 | Outline Dimension | 95.85(W)* 90.55(H)* 10.60(T) mm |
| 10 | LCD View Area | 60(W)* 40(H) mm |
