Standard 6-Touch Keys -- BS816A-1

Standard 6-Touch Keys
BS816A-1
Characteristics
 Touch Keys : BS816A-1
16-pin NSOP
 Operating voltage : 2.2V ~ 5.5V
 Low standby current
 Auto-calibration
 Reliable touch detections
 High power supply rejection
 Standby and normal operating power modes
 Maximum key on duration time detection
 Power supply voltage drop rejection function
 Level Hold, low active
 6 Touch key inputs
 6 Outputs ‒ NMOS / CMOS-Direct
 2 Options ‒ OMS (Output Mode Select) / LSC (Lower Standby Current)
 Sensitivity adjustment using an external capacitor
 Minimal number of external components
Applications
Consumer Products, Home Appliances, Industrial Control,
Health Care Products, etc.
Application Circuit
VDD
KEY1
R1
CT1
1K
LED1
1K
LED2
1K
LED3
1K
LED4
1K
LED5
1K
LED6
(0-25)PF
R2
KEY2
CT2
R3
(0-25)PF
R4
U1
KEY3
KEY4
CT4
(0-25)PF
KEY5
KEY1
KEY2
KEY3
KEY4
KEY5
KEY6
OMS
LSC
Kout1/Test
Kout2
Kout3
Kout4
Kout5
Kout6
VDD/AVDD
VASS/VSS
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
R5
R6
VDD
(0-25)PF
16
15
14
13
12
11
10
9
GND
1
2
3
4
5
6
7
8
CT3
VDD
C1
(0-25)PF
1
2
LSC
KEY6
104
CT6
(0-25)PF
JP1
BS816A-1 16NSOP
CT5
1
2
OMS
CR2032
BAT1
8
7
6
5
4
3
2
1
GND
VDD
OUT6
OUT5
OUT4
OUT3
OUT2
OUT1