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TTP229-LSF - 16 KEYS OR 8 KEYS TOUCH PAD DETECTOR IC

Description

The TTP229-LSF TonTouchTM IC is capacitive sensing design specifically for touch pad controls.

The device built in regulator for touch sensor.

Stable sensing method can cover diversity conditions.

Features

  • Operating voltage：2.4V~5.5V Built-in regulator Stand-by current At 3V, and sleep mode slow sampling rate 8Hz： => Typical 2.5uA for 16 input keys => Typical 2.0uA for 8 input keys Provides to set 8 direct keys or 16 direct keys by option Provides to set 8 separate outputs only for 8 direct input keys mode Has I2C-bus slave interface, both can use for 8 and 16 direct input keys mode TTP229-LSF Slave Device Identifier and Address => [1010 111R] 8 separate outputs can select output.

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Datasheet Details

Part number TTP229-LSF
Manufacturer TONTEK
File Size 358.33 KB
Description 16 KEYS OR 8 KEYS TOUCH PAD DETECTOR IC
Datasheet download datasheet TTP229-LSF Datasheet

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Other Datasheets by TONTEK

Part Number Description
TTP229-AQG 16 KEYS OR 8 KEYS TOUCH PAD DETECTOR IC
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Preliminary TTP229-LSF TonTouchTM 16 KEYS OR 8 KEYS TOUCH PAD DETECTOR IC GENERAL DESCRIPTION The TTP229-LSF TonTouchTM IC is capacitive sensing design specifically for touch pad controls. The device built in regulator for touch sensor. Stable sensing method can cover diversity conditions. Human interfaces control panel links through non-conductive dielectric material. The main application is focused at replacing of the mechanical switch or button. The ASSP can independently handle the 8 touch pads or up to 16 touch pads. FEATURES ƒ ƒ ƒ Operating voltage：2.4V~5.5V Built-in regulator Stand-by current At 3V, and sleep mode slow sampling rate 8Hz： => Typical 2.5uA for 16 input keys => Typical 2.
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