PCA9633 Datasheet, PDF (43/43 Pages) NXP Semiconductors – 4-bit Fm+ I2C-bus LED driver

NXP Semiconductors
PCA9633
4-bit Fm+ I²C-bus LED driver
22. Contents
1
2
3
4
5
6
6.1
6.2
7
7.1
7.1.1
7.1.2
7.1.3
7.1.4
7.2
7.3
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.4
7.5
7.6
7.7
7.8
8
8.1
8.1.1
8.2
8.3
9
10
11
12
13
14
15
16
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Ordering information . . . . . . . . . . . . . . . . . . . . . 3
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pinning information . . . . . . . . . . . . . . . . . . . . . . 5
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6
Functional description . . . . . . . . . . . . . . . . . . . 8
Device addresses . . . . . . . . . . . . . . . . . . . . . . . 8
Regular I²C-bus slave address . . . . . . . . . . . . . 8
LED All Call I²C-bus address . . . . . . . . . . . . . . 9
LED Sub Call I²C-bus addresses . . . . . . . . . . . 9
Software Reset I²C-bus address . . . . . . . . . . . 9
Control register . . . . . . . . . . . . . . . . . . . . . . . . 10
Register definitions . . . . . . . . . . . . . . . . . . . . . 11
Mode register 1, MODE1 . . . . . . . . . . . . . . . . 12
Mode register 2, MODE2 . . . . . . . . . . . . . . . . 12
PWM registers 0 to 3, PWMx — Individual
brightness control registers . . . . . . . . . . . . . . 13
Group duty cycle control, GRPPWM . . . . . . . 13
Group frequency, GRPFREQ . . . . . . . . . . . . . 14
LED driver output state, LEDOUT . . . . . . . . . 14
I²C-bus subaddress 1 to 3, SUBADRx . . . . . . 15
LED All Call I²C-bus address, ALLCALLADR. 15
Active LOW output enable input . . . . . . . . . . . 16
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . 16
Software Reset . . . . . . . . . . . . . . . . . . . . . . . . 17
Using the PCA9633 with and without
external drivers . . . . . . . . . . . . . . . . . . . . . . . . 18
Individual brightness control with group
dimming/blinking . . . . . . . . . . . . . . . . . . . . . . . 20
Characteristics of the I²C-bus. . . . . . . . . . . . . 21
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
START and STOP conditions . . . . . . . . . . . . . 21
System configuration . . . . . . . . . . . . . . . . . . . 21
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 22
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . 23
Application design-in information . . . . . . . . . 26
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 27
Static characteristics. . . . . . . . . . . . . . . . . . . . 28
Dynamic characteristics . . . . . . . . . . . . . . . . . 29
Test information . . . . . . . . . . . . . . . . . . . . . . . . 31
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 32
Handling information. . . . . . . . . . . . . . . . . . . . 38
17
Soldering of SMD packages . . . . . . . . . . . . . . 38
17.1
Introduction to soldering. . . . . . . . . . . . . . . . . 38
17.2
Wave and reflow soldering . . . . . . . . . . . . . . . 38
17.3
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 38
17.4
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 39
18
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 40
19
Revision history . . . . . . . . . . . . . . . . . . . . . . . 41
20
Legal information . . . . . . . . . . . . . . . . . . . . . . 42
20.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 42
20.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
20.3
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 42
20.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 42
21
Contact information . . . . . . . . . . . . . . . . . . . . 42
22
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2008.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [e-mail]
Date of release: 25 July 2008
Document identifier: PCA9633_5