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TWS in ear detection IC

TWS in ear detection IC
Product number
Classification
working voltage
Package specification
Product description
Product application
LDO
Reset time
Output mode
Response time
Standby power
ADC
DAC
ADC/DAC SNR
ADC/DAC THD+N
Headphone driver
Sampling rate
ROM 16-Bits
ROM 4-Bits
I/O Port
Interrupt
LCD Mode
Oscillator
Current Operate
Current Halt
Current Stop
Sound Output
Application
Data download
CT8504C
In-ear detection IC
2.0V~5.5V
DFN2*2-8
CT8503C/CT8504C is a touch IC with one-point-in-ear and two-point gestures, one for ear detection and two for function touch buttons And simple gestures, applied to TWS products with in-ear detection.
Applied to TWS products with in-ear detection.
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5uA
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CT8622V
In-ear detection IC
2.4V~5.5V
DFN2*2-6L &SOT23-6L
CT8622V is a two-in-one chip for capacitive in-ear detection and touch. Manufactured by CMOS process, built-in voltage stabilization and de-jitter circuit, High reliability, designed to replace light sensor and traditional key switch. Ultra-low power consumption and wide operating voltage characteristics, widely used in TWS and DC In the applied touch products, realize product intelligence. This IC has two detection input channels: in-ear detection input and touch detection input; in-ear and tou
, Widely used in TWS and DC In the applied touch products, realize product intelligence.
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Open drain
45ms
3uA
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CT8622F
In-ear detection IC
2.4V~5.5V
SOT23 - 6L DFN2*2 - 6L
CT8622F is a two-in-one chip for capacitive in-ear detection and touch. Manufactured by CMOS process, built-in voltage stabilization and de-jitter circuit, High reliability, designed to replace light sensor and traditional key switch. Ultra-low power consumption and wide operating voltage characteristics, widely used in TWS and DC In the applied touch products, realize product intelligence. This IC has two detection input channels: ear detection input, touch detection input; dual channel indepen
Widely used in TWS and DC In the applied touch products, realize product intelligence.
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45ms
3uA
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CT8527
In-ear detection IC
2. 4~5.5V
DFN2*2-8L
Ct8527 is a capacitive in ear detection touch chip with voltage detection and reset function. It is manufactured by CMOS process and based on mcubase, with high performance and low power consumption. Built in anti-interference circuit and environment self calibration circuit.
It is applied to TWS, smart home, touch bracelet, AI smart and other DC touch key detection products to realize product intelligence.
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The software is configured to touch the reset mode for 20 seconds
The direct push output mode of IO port can output strong current to drive IO port
1s
6uA
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CT8517
In-ear detection IC
2.4V~5.5V
DFN2*2-8L
With voltage detection reset function, it is suitable for Qualcomm/Loda main control scheme.
Application: TWS Bluetooth headset, smart audio, AI smart, educational toys, smart home.
Built-in
16s
Push-pull/open drain optional
160ms
10uA
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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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