TDSEMIC

HTM1650-TD

LED Drivers

Manufacturer
TDSEMICAsian Brands
MPN
HTM1650-TD
Product Type
LED Drivers
Package / Case
SOP-16
Datasheet
HTM1650-TD Datasheet
Key Attributes
Special-purpose IC for LED drive control with keyboard scanning interface

Technical Specifications

TypeDescription
Switch Tube (Built-In/External)-
Voltage - Input(AC)-
Operating temperature-40°C ~ +85°C
Constant Current Accuracy-
Voltage - Input(DC)3V~5.5V
Output Voltage-
Switching Freq Hz-
TypeDescription
FeaturesKeyboard scanning
Topology-
Channels4.0
Type-
Output Current0.15 A
Package / CaseSOP-16

Product Introduction

HTM1650-TD is a dedicated LED driver control IC with an integrated keyboard scan interface, incorporating a microcontroller digital interface, data latches, LED drivers, and keyboard scanning circuits. This product is suitable for numeric display applications in set-top boxes, home appliances, electronic scales, smart meters, and similar devices, making it ideal for applications requiring continuous long-term operation.

Features

  • Two display modes: 8-segment × 4-digit and 7-segment × 4-digit
  • Supports 7 × 4-key individual keys and 4 combination keys
  • 8-level adjustable duty cycle brightness control circuit
  • Segment drive current > 25mA, digit drive current > 150mA
  • Two-wire serial interface
  • Built-in RC oscillator
  • Built-in power-on reset circuit
  • Built-in data latch
  • Operating voltage: 3V to 5.5V
  • Strong noise immunity
  • SOP16 package

Applications

  • - Set-top boxes - Home appliances - Electronic scales - Smart meters

Datasheet

📄 Open Download

Compliance & Export Codes

TypeDetails
RoHSROHS
ECCN-
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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