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AT42QT2100 Datasheet(PDF) 41 Page - ATMEL Corporation |
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AT42QT2100 Datasheet(HTML) 41 Page - ATMEL Corporation |
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41 / 44 page  41 AT42QT2100 [DATASHEET] 9554E–AT42–01/13 Appendix A. Migrating From QT1106 to QT2100 A.1 Introduction The QT2100 is a replacement for the QT1106. As such, it is host-compatible with the QT1106 allowing existing applications to be switched over without any changes to the host firmware. Some changes to the application circuit will, however, be required and these are documented in this appendix. A.2 Pin Configuration The QT2100 has a different pin-out to the QT1106 (see Table A-1). Table A-1. Pin Compatibility Pin QT2100 Name QT1106 Compatibility 1 SNSKB SNSB 2 SNSB3 3 SNSKB SNSB 4 VDD QT1106 range is +2.8 V to +5.0 V 5 VSS 6 SNSKB SNSB 7 SNSB4 8 SNSB5 9 SNSKB SNSB 10 SNSKB SNSB 11 SNSKB SNSB 12 SNSB6 13 SNSB7 14 SS 15 MOSI 16 MISO 17 SCK 18 VDD QT1106 range is +2.8 V to +5.0 V 19 DRDY Optional use on QT2100 20 CHANGE 21 VSS 22 SPREAD External oscillator circuit not required for QT2100 23 SNSA1 24 SNSKA SNSA 25 SNSA2 |
Similar Part No. - AT42QT2100_14 |
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Similar Description - AT42QT2100_14 |
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