AT42QT1111MU ATMEL [ATMEL Corporation], AT42QT1111MU Datasheet - Page 3
AT42QT1111MU
Manufacturer Part Number
AT42QT1111MU
Description
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT42QT1111MU.pdf
(50 pages)
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1.2
Table 1-1.
I
O
9571A–AT42–02/10
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
Input only
Output only, push-pull
Pin Descriptions
SNS7K/DETECT0
SNS8K/DETECT3
SNS9K/DETECT5
SNS10/DETECT6
SNS7/DETECT1
SNS8/DETECT2
SNS9/DETECT4
Pin Listing
SNS10K/SYNC
CHANGE
SNS0K
SNS1K
SNS2K
SNS3K
SNS4K
SNS5K
SNS6K
RESET
Name
SNS1
SNS2
SNS3
SNS4
SNS5
SNS6
SNS0
MOSI
MISO
SCK
Vdd
Vdd
Vss
Vss
SS
Type
OD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
P
P
P
P
I/O
OD
I
I
I
I
Comments
Sense Pin
Sense Pin
Sense Pin
Power
Supply Ground
Sense Pin
Sense Pin
Sense Pin
Sense Pin
Sense Pin
Sense Pin
Sense Pin
Sense Pin
Enable SPI
SPI Data In
SPI Data Out
SPI Clock
Power
Sense Pin
Sense Pin
Supply Ground
Sense Pin/Key Status Indicator
Sense Pin/Key Status Indicator
Sense Pin / Key Status Indicator
Sense Pin / Key Status Indicator
Sense Pin / Key Status Indicator
Sense Pin / Key Status Indicator
Touch Event Indicator
Reset
Sense Pin / Key Status Indicator
Sense Pin / Synchronization Input
Sense Pin
Input and output
Open drain output
AT42QT1111-MU/AT42QT1111-AU
P
Ground or power
If Unused, Connect To...
Leave open
Leave open
Leave open
–
–
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Vss via 100 k resistor to enable SPI
Vdd via 100 k resistor to disable SPI
Leave open
Leave open
Leave open
–
Leave open
Leave open
–
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Vdd
Leave open
Vdd or Vss via 100 k resistor
Leave open
3
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