Holtek has introduced the BS23B16CA Touch I/O OTP MCU, extending its BS23 series with support for up to 16 touch keys. This enables developers to design multi-key interfaces, touch sliders, and versatile control panels for modern electronic applications.

The BS23B16CA continues the signature advantages of Holtek Touch MCUs:

* High sensitivity for accurate touch response

* Strong anti-interference performance in complex environments

* Low power consumption ideal for battery-powered products

* Wide operating voltage (1.8V – 5.5V) for flexible system design

* Integrated I²C interface for seamless communication

With 2K×16 OTP ROM, 512×8 RAM, and 22 I/Os, the BS23B16CA offers a balanced architecture for both compact and feature-rich designs. Developers can also benefit from Holtek’s comprehensive touch function libraries and OCDS development tools, ensuring faster and more efficient product development.

Application Fields

* Smart Locks & Access Control Systems

* Home Appliances (microwave ovens, range hoods, coffee machines)

* Consumer Electronics with touch panels and sliders

AXTEK – Your Holtek Solution Partner

As a professional Holtek solution partner, AXTEK Electronic Co., Limited provides not only original Holtek components but also end-to-end application design and technical support. With more than 14 years of experience in intelligent sensing solutions, AXTEK helps customers accelerate product innovation and achieve competitive advantages in the market.

BS23B16CA Datasheet:  BS23B16CA Datasheet