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HT16C21 The Holtek HT16C21 is an LCD controller/driver featuring an I2C-bus interface and a 3.3V operating voltage. It supports display configurations up to 20 segments by 4 commons.
Mfr Part #:

HT16C21

Available from 2 distributors
Mfr Name: HOLTEK
HOLTEK
The Holtek HT16C21 is an LCD controller/driver featuring an I2C-bus interface and a 3.3V operating voltage. It supports display configurations up to 20 segments by 4 commons.
✓ Total Stock: 9,752 pcs
$ Price Range: $1.17

HT16C21 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
5,027 pcs
On Request
5027 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
4,725 pcs
On Request
4725 pcs On Request 1 On Request On Request 18+17+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

HT16C21 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Interface
Voltage
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HT16C21 Description

Short technical summary and product information.

The Holtek HT16C21 is a versatile LCD controller and driver IC designed for various display applications. It operates with a VDD of 3.3V, offering a full range from 2.4V to 5.5V, and requires a VLCD of 3.3V where VLCD must be less than or equal to VDD.

 

This component features an I2C-bus interface for efficient communication and supports display configurations of up to 20 segments by 4 commons, with a maximum alternative of 16 segments by 8 commons. It includes a 16-step internal voltage adjustment for VLCD, simplifying external circuitry requirements.

 

The HT16C21 is available in a 28-pin SOP package, making it suitable for integration into compact electronic designs. Its characteristics make it a good choice for applications requiring clear and efficient LCD control.

HT16C21 Quick Information

Product Type: LCD Controller/Driver
Canonical Name: HT16C21 LCD Controller/Driver
Subcategory: LCD Controller

HT16C21 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

HT16C21 Estimated Pricing

Qty Low High
1+ $1.17 $1.17

Estimated market price range - modelled values for guidance only, not live distributor offers.

HT16C21 Features

  • I2C-bus interface for communication.
  • 3.3V operating voltage range.
  • Supports 20 segments x 4 commons display.
  • 16-step internal voltage adjustment.
  • Compact 28-pin SOP package.

HT16C21 Applications

  • Ideal for alphanumeric LCD display modules.
  • Used in industrial control panel interfaces.
  • Suitable for medical device display systems.
  • Applied in consumer electronics with LCDs.

HT16C21 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the HT16C21?

The HT16C21 operates at 3.3V with a full range of 2.4V to 5.5V.

What is the display dot configuration of the HT16C21?

The HT16C21 supports a 20 segments by 4 commons display dot configuration, with a maximum of 16 segments by 8 commons.

What interface does the HT16C21 use?

The HT16C21 uses an I2C-bus interface.

What is the package type of the HT16C21?

The HT16C21 is packaged in a 28-pin SOP (Small Outline Package).

Does the HT16C21 have internal voltage adjustment?

Yes, the HT16C21 features a 16-step internal voltage adjustment for VLCD.

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