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BU21180FS Datasheet(PDF) 3 Page - Rohm

Part # BU21180FS
Description  Capacitive Switch Controller IC
PDF  43 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BU21180FS Datasheet(HTML) 3 Page - Rohm

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© 2017 ROHM Co., Ltd. All rights reserved.
www.rohm.com
TSZ22111
• 15 • 001
BU21180FS
TSZ02201-0L5L0F300930-1-2
06.Aug.2018 Rev.002
Pin Configuration
CS11
CS10
CS9
CS8
CS7
CS6
CS5
CS4
CS3
CS2
CS1
CS0
AVDD
DVDD
RSTB
VDD
CS12
CS13
CS14
CS15
CS16
CS17
CS18
CS19
TEST1
TEST2
NC
ADDR
INTB
SCL
SDA
VSS
1
16
17
32
Figure 2. Pin Configuration
Pin Description
Pin
No.
Pin
Name
I/O
Type
Function
Power
Initial
Condition
(RSTB=L)
I/O Equivalent
Circuit
1
VSS
-
Ground
-
-
-
2
SDA
IN/OUT
Host interface pin: Serial Data Line
VDD
HIZ
Figure 3
3
SCL
IN/OUT
Host interface pin: Serial Clock Line
VDD
HIZ
Figure 3
4
INTB
OUT
Interrupt pin
Active low interrupt
VDD
HIZ
Figure 3
5
RSTB
IN
Reset pin
L : Reset
H : Normal Operate
VDD
L
Figure 4
6
ADDR
IN
7bit Slave address selection pin
L : Slave address 0x5C
H : Slave address 0x5D
VDD
HIZ
Figure 4
7
TEST2
IN
Test pin
Connect to Ground.
VDD
HIZ
Figure 4
8
TEST1
IN
Test pin
Connect to Ground.
VDD
HIZ
Figure 4
9
CS19
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
10
CS18
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
11
CS17
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
12
CS16
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
13
CS15
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
14
CS14
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
15
CS13
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
16
CS12
IN/OUT
Sensor pin(Note 3)
AVDD
HIZ
Figure 5
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