HT1621B Original and Authentic – LCD Controller IC, SOP-24 Package

HT1621B Original and Authentic – LCD Controller IC, SOP‑24 Package

Technical Details

• Part Number: HT1621B
• Function: LCD Controller/Driver
• Interface: 3-wire Serial (CS, WR, DATA)
• LCD Segment Support: Up to 128 segments (32×4)
• Built-in System Oscillator and Bias Generator
• Operating Voltage: 2.4 V to 5.2 V
• Low Power Consumption (Typical: 4 µA)
• Clock Source: External or Internal RC oscillator
• Package: SOP‑24 (Surface Mount)

Features

• 128 LCD segments max output
• Supports 1/2, 1/3 bias and 1/2, 1/3, 1/4 duty
• Serial interface with read/write capability
• Built-in tone generator and watchdog timer
• Ideal for battery-powered or handheld displays

Applications

• Segment-type LCD panels
• Electronic meters and instruments
• Handheld battery-powered devices
• Consumer electronics with custom LCD displays

Physical Attributes

• Package: SOP‑24
• Pins: 24
• Mounting Type: Surface Mount (SMD)
• Dimensions: ~15.4 mm × 7.5 mm × 1.7 mm (L × W × H typical)

Package Includes

• 1 × HT1621B LCD Controller IC – SOP‑24 Package