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PCF8583P Datasheet(PDF) 37 Page - NXP Semiconductors |
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PCF8583P Datasheet(HTML) 37 Page - NXP Semiconductors |
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37 / 37 page  NXP Semiconductors PCF8583 Clock and calendar with 240 x 8-bit RAM © NXP B.V. 2010. All rights reserved. For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: salesaddresses@nxp.com Date of release: 6 October 2010 Document identifier: PCF8583 Please be aware that important notices concerning this document and the product(s) described herein, have been included in section ‘Legal information’. 19. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features and benefits . . . . . . . . . . . . . . . . . . . . 1 3 Ordering information . . . . . . . . . . . . . . . . . . . . . 2 4 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2 6 Pinning information . . . . . . . . . . . . . . . . . . . . . . 3 6.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4 7 Functional description . . . . . . . . . . . . . . . . . . . 5 7.1 Counter function modes . . . . . . . . . . . . . . . . . . 5 7.2 Alarm function modes . . . . . . . . . . . . . . . . . . . . 5 7.3 Control and status register . . . . . . . . . . . . . . . . 6 7.4 Counter registers . . . . . . . . . . . . . . . . . . . . . . . 7 7.5 Alarm control register . . . . . . . . . . . . . . . . . . . . 9 7.6 Alarm registers . . . . . . . . . . . . . . . . . . . . . . . . 10 7.7 Timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 7.8 Event counter mode . . . . . . . . . . . . . . . . . . . . 12 7.9 Interrupt output . . . . . . . . . . . . . . . . . . . . . . . . 13 7.10 Oscillator and divider . . . . . . . . . . . . . . . . . . . 13 7.11 Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 8 Characteristics of the I2C-bus . . . . . . . . . . . . 15 8.1 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 15 8.1.1 Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 8.1.2 Start and stop conditions . . . . . . . . . . . . . . . . 15 8.1.3 System configuration . . . . . . . . . . . . . . . . . . . 15 8.1.4 Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 16 8.2 I2C-bus protocol . . . . . . . . . . . . . . . . . . . . . . . 17 8.2.1 Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 8.2.2 Clock and calendar READ or WRITE cycles . 17 9 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 19 10 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 20 10.1 Static characteristics . . . . . . . . . . . . . . . . . . . . 20 10.2 Dynamic characteristics . . . . . . . . . . . . . . . . . 22 11 Application information. . . . . . . . . . . . . . . . . . 24 11.1 Quartz frequency adjustment . . . . . . . . . . . . . 24 11.1.1 Method 1: Fixed OSCI capacitor. . . . . . . . . . . 24 11.1.2 Method 2: OSCI trimmer. . . . . . . . . . . . . . . . . 24 11.1.3 Method 3: Direct measurement . . . . . . . . . . . 24 12 Package outline . . . . . . . . . . . . . . . . . . . . . . . . 26 13 Soldering of SMD packages . . . . . . . . . . . . . . 29 13.1 Introduction to soldering . . . . . . . . . . . . . . . . . 29 13.2 Wave and reflow soldering . . . . . . . . . . . . . . . 29 13.3 Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 29 13.4 Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 30 14 Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 32 15 References. . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 16 Revision history . . . . . . . . . . . . . . . . . . . . . . . 34 17 Legal information . . . . . . . . . . . . . . . . . . . . . . 35 17.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 35 17.2 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 17.3 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . 35 17.4 Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 36 18 Contact information . . . . . . . . . . . . . . . . . . . . 36 19 Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 |
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