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Product Series

Enhanced Touch Key

Part No. Touch
Key
VDD Operating Current at 3V Key Output
Type
Package Serial Interface
One-key
Wake-up
Any-key
Wake-up
BS211C-1 1-Key 2.2V~5.5V -- 2.5μA Active Low SOT23-6 --
BS212C-1 2-Key 2.2V~5.5V -- 3.5μA Active Low SOT23-6 --
BS213C-1 3-Key 2.2V~5.5V -- 4.0μA Active Low 8SOP --
BS214C-1 4-Key 2.2V~5.5V -- 5.0μA Active Low 10MSOP --
BS214C-2 4-Key 2.2V~5.5V -- 5.0μA 2-Wire Series Interface Mode 8SOP --
BS216C-1 6-Key 2.2V~5.5V -- 7.5μA/3.5μA* Active Low/Active High* 16NSOP --
BS218C-2 8-Key 2.2V~5.5V -- 8.5μA/3.5μA*

2-Wire Series Interface Mode/

4-Wrie Binary Parallel Mode

16NSOP --
BS218C-3 8-Key 2.2V~5.5V 3.5μA/2.5μA** 8.0μA/3.5μA** I2C 16NSOP --
BS811C-1 1-Key 2.2V~5.5V -- 2.5μA Active Low SOT23-6 --
BS812C-1 2-Key 2.2V~5.5V -- 3.5μA Active Low SOT23-6 --
BS813C-1 3-Key 2.2V~5.5V -- 4.0μA Active Low 8SOP --
BS814C-1 4-Key 2.2V~5.5V -- 5.0μA Active Low 10MSOP --
BS814C-2 4-Key 2.2V~5.5V -- 5.0μA 2-Wire Series Interface Mode 8SOP
BS816C-1 6-Key 2.2V~5.5V -- 7.5μA/3.5μA* Active Low/Active High* 16NSOP --
BS818C-2 8-Key 2.2V~5.5V -- 8.5μA/3.5μA* Binary* 16NSOP
BS818C-3 8-Key 2.2V~5.5V 3.5μA/2.5μA** 8.0μA/3.5μA** I2C 16NSOP
BS8112C-3 12-Key 2.2V~5.5V 4.0μA/2.5μA** 12.0μA/4.5μA** I2C

16NSOP

20SSOP

BS8116C-3 16-Key 2.2V~5.5V 4.0μA/2.5μA** 16.0μA/5.5μA** I2C 20/24SSOP

Note: 1. The BS81x series devices have enhanced noise rejection performance.
2. * pin selected option.
3. ** option by I2C communication.

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