CT8323GK

single bond

2.4~5.5V

DFN2*2-6L

The IC has high reliability, internal debounce circuit, stable performance, low voltage, high sensitivity, anti-interference, sensitivity self-calibration, and fast sleep response.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

Built-in

gigantic

Open drain

150ms

1.5uA

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CT8323Q

single bond

2.4~5.5V

DFN2*2-6L

The IC has high reliability, internal debounce circuit, stable performance, low voltage, high sensitivity, anti-interference, sensitivity self-calibration, and fast sleep response.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

Built-in

16s

Push-pull

45ms

3.5uA

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CT8323G

single bond

2.4~5.5V

DFN2*2-6L

The IC has high reliability, internal debounce circuit, stable performance, low voltage, high sensitivity, anti-interference, sensitivity self-calibration, and fast sleep response.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

Built-in

gigantic

Push-pull

150ms

1.5uA

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CT8223LM

single bond

2.4~5.5V

SOT23-6L

The IC has high reliability, internal debounce circuit, stable performance, low voltage, high sensitivity, anti-interference, sensitivity self-calibration, and fast sleep response.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

Built-in

10s

Push-pull

150ms

1.5uA

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CT8223LC

single bond

2.4~5.5V

SOT23-6L

The IC has high reliability, internal debounce circuit, stable performance, low voltage, high sensitivity, anti-interference, sensitivity self-calibration, and fast sleep response.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

Built-in

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Push-pull

150ms

1.5uA

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CT8233

single bond

2.0~5.5V

SOT23-6L

The IC has high reliability, internal debounce circuit, stable performance, low power consumption, high sensitivity, anti-interference, automatic sensitivity calibration, fast wake-up response from sleep, various output application modes, and optional button reset time.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

no

75s

Push-pull

150ms

1.5uA

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CT8506C

In-ear detection IC

2.0~5.5V

DFN2*2-6L

Two channels of touch signal input, two channels of in-ear detection, one channel of function touch buttons. In-ear output and touch output are not independent, touch output is valid after ear input,

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20s

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5.0uA

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CT8505C

In-ear detection IC

2.0~5.5V

SOT23-6L

Two inputs, one is used for in-ear detection, and the other is used for function touch buttons, sharing one output, the output is low-level effective, open drain or push-pull 2 output options.

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20s

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5.0uA

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CT8504C

In-ear detection IC

2.0~5.5v

DFN2*2-8

In-ear output and touch output are independent, that is, there is no need to enter the ear-in state, and touch output is also effective.

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20s

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5.0uA

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CT8503C

In-ear detection IC

2.0~5.5V

DFN2*2-8

The input-ear output and the touch output are not independent. The touch output is valid after the ear is input, and the touch output is invalid if it is not input.

Applied to TWS products with in-ear detection.

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20s

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5.0uA

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CT8502C

In-ear detection IC

2.0~5.5V

dfn2*2-8

The input-ear output and the touch output are not independent. The touch output is valid after the ear is input, and the touch output is invalid if it is not input. If two points are required to enter

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20s

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5uA

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CT8222

In-ear detection IC

2.4~5.5V

DFN3*3-8

Two channels of input and output, one for ear detection, and one for function touch buttons.

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4.5uA

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CT8622K

In-ear detection IC

2.4V~5.5V

SOT23-6L DFN6-2*2

Two channels of input and output, one channel for ear detection, one channel for touch buttons, open-drain output needs to be connected to a pull-up circuit, suitable for low-level trigger active master control solutions; reset time: 16S; power consumption: 3.0uA; SOT23-6L model ：CT8622S, DFN6-2*2 The model is CT8622D.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

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16S

Open drain

45ms

3.0uA

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CT8507

In-ear detection IC

2.0V~5.5V

DFN-8(2*2)

One point-in-ear one-key touch IC with voltage detection reset function, one is used for in-ear detection, one is used for function touch buttons, and the other is for detecting voltage, which can be

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With voltage detection and reset function; The software can be configured to touch for 20 seconds to reset

Multiple output modes are configured through software

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6.0uA

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CT8500C

In-ear detection IC

2.0V~5.5V

DFN-8(2*2)

One-point-in-ear two-point gesture touch IC, built-in LDO, reset time 20s, standby power consumption 5.0uA. 8503C ear output and touch output are not independent, touch output is valid after ear is input, touch output is invalid if it is not ear. 8504C ear output is the same as touch output Independent, that is, there is no need to enter the ear-in state, and the touch output is also effective. Output high/low level is active, push-pull/open-drain output is optional.

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With LDO

20S

Push-pull/open-drain output optional

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5.0uA

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CT8229

Multi-key

2.0V/2.5V~5.5V

SSOP28

16-key touch IC with LDO, reset time 80S; package SSOP-28; voltage 2.5~5.5V; built-in LDO; output mode SPI/I2C; power consumption 5.0uA (sampling rate 16Hz) (@3.0V no load)

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

With LDO

80S

SPI/I2C

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5.0uA

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16Hz

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CT8228

Multi-key

2.0V/2.5V~5.5V

SOP16

8-key touch IC with LDO, reset time 80S.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

With LDO

80S

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CT8225

Multi-key

2.5V~5.5V

SOP16

6-key touch IC, with LDO, reset time 80S.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

With LDO

80S

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CT8224C-4

Multi-key

2.4V～5.5V

SOP16

4-button touch IC, with LDO, no reset time.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

With LDO

naught

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CT8224

Multi-key

2.4V～5.5V

SOP16/SSOP16

4-button touch IC, with LDO, no reset time.

TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.

With LDO

naught

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