CST3240 - High performance mutual capacitor multi-touch chip

Hynitron

The CST3240 by Hynitron is a High performance mutual capacitor multi-touch chip. Below is the official datasheet preview.

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CST3240 High performance mutual capacitor multi-touch chip by Hynitron - Datasheet Preview — Official preview page of the **CST3240** High performance mutual capacitor multi-touch chip datasheet (Hynitron).

Datasheet Details

Part number	CST3240
Manufacturer	Hynitron
File Size	506.58 KB
Description	High performance mutual capacitor multi-touch chip
Datasheet	CST3240-Hynitron.pdf
Additional preview pages of the CST3240 datasheet.

CST3240 Product details

Description

Induction 27 channel Induction 28 channel Induction 29 channel Induction 30 channel Induction 31 channel name TX4 type I/O TX5 I/O TX6 I/O TX7 I/O TX8 I/O functional description Drive channel Drive channel Drive channel Drive channel Drive channel Hynitron Technology Co.,Ltd 6 RX8 I/O 7 RX9 I/O 8 RX10 I/O 9 RX11 I/O 10 RX12 I/O 11 RX13 I/O 6. Pin Description Induction channel Induction channel Induction channel Induction channel Induction channel In

Features

communication interface . I2C master / slave communication interface, rate 50 Khz ~ 400 Khz configurable; GPIO support, a variety of working modes can be matched, built-up resistance mode;.
High-performance capacitance detection circuit . Built-in 1.8V LDO, compatible with 1.8 V / V DDA and the DSP module. Self-mutual integrated interface level can be matched. detection module; Multi-channel high voltage simultaneous drive,.
power supply achieve high sensitivity, high sig.

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Published: May 1, 2025 |