AT42QT1011 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT42QT1011

Single-key QTouch® Touch Sensor IC

Atmel Corporation 

1.2 Pin Descriptions

1.2.1 6-pin SOT23-6

Table 1-1. Pin Listing

Name

Pin

OUT

1

VSS

2

SNSK

3

SNS

4

VDD

5

SYNC

6

Type

O

P

I/O

I/O

P

Comments

Output state

Supply ground

Sense pin

Sense pin

Power

I

SYNC and Mode Input

If Unused, Connect To...

–

–

Cs + Key

Cs

–

Pin is either SYNC/Slow/Fast Mode, depending on logic

level applied (see Section 3.1 on page 7)

I

Input only

OD Open drain output

O

Output only, push-pull

P

Ground or power

I/O Input/output

1.2.2 8-pin UDFN/USON

Table 1-2. Pin Listing

Name

Pin

SNSK

1

N/C

2

N/C

3

VSS

4

OUT

5

SYNC/

MODE

6

VDD

7

SNS

8

Type

I/O

–

–

P

O

Comments

Sense pin

No connection

No connection

Supply ground

Output state

I

SYNC and Mode Input

P

Power

I/O Sense pin

If Unused, Connect To...

Cs + Key

–

–

–

–

Pin is either SYNC/Slow/Fast Mode, depending on logic

level applied (see Section 3.1 on page 7)

–

Cs

I

Input only

OD Open drain output

O

Output only, push-pull

P

Ground or power

I/O Input/output

AT42QT1010 [DATASHEET]

3

9542I–AT42–05/2013

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