A96T396HFN

The A96T396 is a smart capacitive touch and proximity sensor microcontroller from Abov, built around an 8051 core running at 16 MHz. It is designed for low-power operation in a very small 8-DFN package, targeting TWS and smartphone applications as well as other compact, power-sensitive consumer products that require capacitive touch and proximity sensing.

The device integrates programmable flash and RAM with on-chip analog and digital peripherals, providing a compact, integrated solution for user-interface and proximity sensing tasks in space- and power-constrained designs.

Key Features

• Core & Performance 8051 microcontroller core operating at 16 MHz, offering a familiar embedded CPU for touch and proximity control.
• Memory 14 Kbytes of on-chip FLASH program memory and 2 Kbytes of RAM for application code and runtime data.
• Low‑Power Design Specified and marketed for low power operation to suit battery‑powered, compact consumer devices.
• Touch & Proximity Peripherals Integrated capacitive touch and proximity sensing with waterproof capability and three touch-key channels for robust user-interface implementations.
• Analog & Timing 12‑bit A/D converter and a 16‑bit timer for signal acquisition and precise timekeeping.
• Interfaces & I/O I²C interface for host communication and peripheral control; six general-purpose I/O pins for sensor and indicator connections.
• Power & Temperature Operates from a 2.7–3.6 V supply and is rated for −40 to 85 °C operating temperature range.
• Package Ultra-compact 8-DFN package (1.4 × 1.7 mm) ideal for space-constrained assemblies such as TWS earbuds and slim handsets.

Typical Applications

• TWS (True Wireless Stereo) earbuds — Implements compact capacitive touch and proximity controls with low power consumption and a minimal PCB footprint.
• Smartphones — Provides touch and proximity sensing functions in a small DFN package suitable for slim device housings.
• Compact, power-sensitive consumer products — Enables capacitive user interfaces and proximity detection where board area and battery life are constrained.

Unique Advantages

• Compact system integration: The 8-DFN (1.4 × 1.7 mm) package consolidates microcontroller and touch/proximity functions into a minimal board area.
• Integrated sensing and control: On-chip capacitive touch, proximity sensing and three touch-key channels reduce external component count and simplify BOM.
• Application-ready analog resources: A 12‑bit ADC and a 16‑bit timer support precise sensor measurement and timing without additional ICs.
• Flexible I/O and communications: Six GPIOs plus an I²C interface enable straightforward integration with host systems and peripheral devices.
• Designed for low-voltage operation: 2.7–3.6 V supply range aligns with common battery and mobile power rails in compact consumer electronics.
• Wide operating temperature: −40 to 85 °C rating supports deployment across a broad set of consumer environments.

Why Choose A96T396HFN?

The A96T396HFN positions itself as an integrated, space-efficient microcontroller for designers needing capacitive touch and proximity sensing in compact, battery-powered devices. With an 8051 core, on-chip FLASH and RAM, and dedicated touch/proximity peripherals, it delivers the necessary building blocks for streamlined user-interface implementations.

Its small 8-DFN package, waterproof touch capability, and support for common power and temperature ranges make it well suited to TWS earbuds, smartphone subsystems, and other compact consumer products where board area and power budget are critical. Documentation from the manufacturer is available to support design and integration efforts.

If you would like pricing, lead-time or to request a quote for A96T396HFN, submit an inquiry to discuss availability and specific requirements.