AT42QT1110-MZ(2010) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT42QT1110-MZ
(Rev.:2010)

QTouch™ 11-key Sensor IC

Atmel Corporation 

AT42QT1110-MZ/AT42QT1110-AZ

1.2 Pin Descriptions

Table 1-1.

Pin

1

2

3

4

5

6

7

8

9

10

11

12

13

Pin Listing

Name

SNS0K

SNS1

SNS1K

Vdd

Vss

SNS2K

SNS2

SNS3

SNS3K

SNS4

SNS4K

SNS5

SNS5K

14

SS

15

MOSI

16

MISO

17

SCK

18

Vdd

19

SNS6K

20

SNS6

21

Vss

22

SNS7K/DETECT0

23

SNS7/DETECT1

24

SNS8/DETECT2

25

SNS8K/DETECT3

26

SNS9/DETECT4

27

SNS9K/DETECT5

28

CHANGE

29

RESET

30

SNS10/DETECT6

31

SNS10K/SYNC

32

SNS0

I Input only

O Output only, push-pull

9570I–AT42–03/10

Type

I/O

I/O

I/O

P

P

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

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

I

Enable SPI

I

SPI Data In

O

SPI Data Out

I

SPI Clock

P

Power

I/O Sense Pin

I/O Sense Pin

P

Supply Ground

I/O Sense Pin/Key Status Indicator

I/O Sense Pin/Key Status Indicator

I/O Sense Pin / Key Status Indicator

I/O Sense Pin / Key Status Indicator

I/O Sense Pin / Key Status Indicator

I/O Sense Pin / Key Status Indicator

OD Touch Event Indicator

I

Reset

I/O Sense Pin / Key Status Indicator

I/O Sense Pin / Synchronization Input

I/O Sense Pin

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

I/O Input and output

OD Open drain output

P

Ground or power

3

Share Link: