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PCF8583 数据表(PDF) 37 Page - NXP Semiconductors

部件名 PCF8583
功能描述  Clock and calendar with 240 x 8-bit RAM
PDF  37 Pages
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制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

PCF8583 数据表(HTML) 37 Page - NXP Semiconductors

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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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