BS806B 데이터 시트보기 (PDF) - Holtek Semiconductor

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BS806B

(BS801C Thru BS808C) Touch Key

Holtek Semiconductor 

BS801B/02B/04B/06B/08B

Application Circuit

Touch

Key

Cs

0pF~

10pF

VDD

Key

VDD

Cref

Kout

LHF

VSS

BS801B

0.1uF

R

VDD

Touch

Key0

Touch

Key1

Cs

0pF~

10pF

VDD

Key0

VDD

Key1

Cref

Kout0

LHF

Kout1

0.1uF

R

VDD

R

VDD

VSS

BS802B

Touch

Key0

.

.

.

Touch

Key3

Cs

0pF~

10pF

VDD

Ke. y0

.

.

Key3

Cref

VDD

SCD

LHF

OKW

VSS

Kout0

.

.

.

Kout3

0.1uF

R

VDD

R

VDD

MCU

INTB or

Port

Note:

BS804B

If the output is connected to an MCU input with an internal pull high resistor then the pull high resistor on the ap-

plication circuit is not required.

Rev. 1.00

9

July 7, 2009

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