PCA9502BS,157 NXP Semiconductors, PCA9502BS,157 Datasheet - Page 25

• Manufacturer Part Number: PCA9502BS,157
• Description: IC I/O EXPANDER I2C/SPI 24HVQFN
• Manufacturer: NXP Semiconductors

Specifications of PCA9502BS,157

• Interface: I²C, SPI
• Number Of I /o: 8
• Interrupt Output: No
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935281363157; PCA9502BS; PCA9502BS

NXP Semiconductors
21. Contents
1
2
2.1
2.2
2.3
3
4
5
6
6.1
6.2
7
7.1
7.2
8
8.1
8.2
8.3
8.4
9
9.1
9.2
9.3
9.4
10
11
12
13
14
15
16
16.1
16.2
16.3
16.4
17
18
19
19.1
19.2
19.3
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
Functional description . . . . . . . . . . . . . . . . . . . 4
Register descriptions . . . . . . . . . . . . . . . . . . . . 5
I
SPI operation . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 13
Static characteristics. . . . . . . . . . . . . . . . . . . . 14
Dynamic characteristics . . . . . . . . . . . . . . . . . 15
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 19
Handling information. . . . . . . . . . . . . . . . . . . . 20
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 23
Legal information. . . . . . . . . . . . . . . . . . . . . . . 24
2
C-bus operation . . . . . . . . . . . . . . . . . . . . . . . . 7
General features . . . . . . . . . . . . . . . . . . . . . . . . 1
I
SPI features . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
Hardware reset, Power-On Reset (POR) and
software reset . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Programmable I/O pins Direction register
(IODir) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Programmable I/O pins State register
(IOState) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
I/O Interrupt Enable register (IOIntEna) . . . . . . 6
I/O Control register (IOControl). . . . . . . . . . . . . 6
Data transfers . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Addressing and transfer formats. . . . . . . . . . . . 8
Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Use of sub-addresses. . . . . . . . . . . . . . . . . . . 11
Introduction to soldering . . . . . . . . . . . . . . . . . 20
Wave and reflow soldering . . . . . . . . . . . . . . . 20
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 20
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 21
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 24
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2
C-bus features . . . . . . . . . . . . . . . . . . . . . . . . 1
19.4
20
21
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. 2006.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [e-mail]
8-bit I/O expander with I
Contact information . . . . . . . . . . . . . . . . . . . . 24
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2
Date of release: 13 October 2006
Document identifier: PCA9502_3
C-bus/SPI interface
PCA9502
All rights reserved.