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AT42QT1040 Datasheet(PDF) 18 Page - ATMEL Corporation

Part # AT42QT1040
Description  Four-key QTouch Touch Sensor IC
PDF  22 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT42QT1040 Datasheet(HTML) 18 Page - ATMEL Corporation

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AT42QT1040 [DATASHEET]
9524D–AT42–05/2013
5.7
Marking
Either of the following two markings may be used:
5.8
Part Number
The part number comprises:
AT = Atmel
42 = Touch Business Unit
QT = Charge-transfer technology
1040 = (1) Keys only (04) number of channels (0) variant number
MMH = Package identifier
Program Week Code Number 1-52 Where:
A=1B=2...Z=26
then using the underscore A =27...Z =52
140
R1
Pin1ID
Code Revision:
1.0 Released
Abbreviation of
Part Number:
AT42QT
1040
140
R1X
Pin1ID
Code Revision:
R1 = 1.0 Released
Abbreviation of
Part Number:
AT42QT
1040
Traceability Code
(Y = last digit of year; for example, 9 = 2009, 0 = 2010, etc
ZZ = assembly trace code)
Assembly
Location Code
YZZ
Part Number
Description
AT42QT1040-MMH
20-pin 3 x 3 mm VQFN RoHS compliant


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