pca9536dp NXP Semiconductors, pca9536dp Datasheet
pca9536dp
Available stocks
Related parts for pca9536dp
pca9536dp Summary of contents
Page 1
... General description The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallel Input/Output (GPIO) expansion for I enhance the NXP Semiconductors family simple solution when additional I/O is needed for ACPI power switches, sensors, push buttons, LEDs, fans, etc. The PCA9536 consists of a 4-bit Configuration register (input or output selection), 4-bit Input Port register, 4-bit Output Port register and a 4-bit Polarity Inversion register (active HIGH or active LOW operation) ...
Page 2
... NXP Semiconductors 3. Ordering information Table +85 C amb Type number PCA9536D PCA9536DP 9536 PCA9536TK [1] Also known as MSOP8. 4. Block diagram SCL SDA Fig 1. Block diagram of PCA9536 PCA9536_4 Product data sheet Ordering information Topside Package mark Name Description PCA9536 SO8 plastic small outline package ...
Page 3
... Rev. 04 — 11 September 2007 PCA9536 2 4-bit I C-bus and SMBus I/O port IO0 1 IO1 2 PCA9536DP IO2 002aab850 Fig 3. Pin configuration for TSSOP8 SDA PCA9536TK 6 SCL 5 IO3 002aac459 © ...
Page 4
... NXP Semiconductors 6. Functional description Refer to 6.1 Registers 6.1.1 Command byte Table 3. Command The command byte is the first byte to follow the address byte during a write transmission used as a pointer to determine which of the following registers will be written or read. 6.1.2 Register 0 - Input Port register This register is a read-only port. It refl ...
Page 5
... NXP Semiconductors 6.1.3 Register 1 - Output Port register This register reflects the outgoing logic levels of the pins defined as outputs by Register 3. Bit values in this register have no effect on pins defined as inputs. Reads from this register return the value that is in the flip-flop controlling the output selection, not the actual pin value. ‘ ...
Page 6
... NXP Semiconductors 6.1.5 Register 3 - Configuration register This register configures the directions of the I/O pins bit in this register is set, the corresponding port pin is enabled as an input with high-impedance output driver bit in this register is cleared, the corresponding port pin is enabled as an output. At reset, the I/Os are confi ...
Page 7
... NXP Semiconductors shift register shift register write configuration write pulse read pulse shift register write polarity Fig 5. Simplified schematic of IO0 to IO3 6.4 Device address Fig 6. PCA9536 device address 6.5 Bus transactions Data is transmitted to the PCA9536 registers using the Write mode as shown in and ...
Page 8
... NXP Semiconductors SCL slave address SDA START condition write to port data out from port Fig 7. Write to Output Port register SCL slave address SDA START condition data to register Fig 8. Write to Configuration register or Polarity Inversion register ...
Page 9
... NXP Semiconductors SCL slave address SDA START condition read from port data into port This figure assumes the command byte has previously been programmed with 00h. Transfer of data can be stopped at any moment by a STOP condition. Fig 10. Read Input Port register 7 ...
Page 10
... NXP Semiconductors 8. Limiting values Table 8. In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol I/O I O(IOn tot T stg T amb T j(max) PCA9536_4 Product data sheet Limiting values Parameter supply voltage input current voltage on an input/output pin ...
Page 11
... NXP Semiconductors 9. Static characteristics Table 9. Static characteristics Symbol Parameter Supplies V supply voltage DD I supply current DD I standby current stb V power-on reset voltage POR Input SCL; input/output SDA V LOW-level input voltage IL V HIGH-level input voltage IH I LOW-level output current ...
Page 12
... NXP Semiconductors 10. Dynamic characteristics Table 10. Dynamic characteristics Symbol Parameter f SCL clock frequency SCL t bus free time between a STOP and BUF START condition t hold time (repeated) START condition HD;STA t set-up time for a repeated START SU;STA condition t set-up time for STOP condition SU;STO ...
Page 13
... NXP Semiconductors protocol SCL SDA Fig 13. I 11. Test information Fig 14. Test circuitry for switching times Fig 15. Test circuit Table 11. Test t v(Q) PCA9536_4 Product data sheet START bit 7 condition MSB (S) (A7 SU;STA LOW HIGH BUF SU;DAT HD;STA Rise and fall times refer to V ...
Page 14
... NXP Semiconductors 12. Package outline SO8: plastic small outline package; 8 leads; body width 3 pin 1 index 1 DIMENSIONS (inch dimensions are derived from the original mm dimensions) A UNIT max. 0.25 1.45 mm 1.75 0.25 0.10 1.25 0.010 0.057 inches 0.069 0.01 0.004 0.049 Notes 1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. ...
Page 15
... NXP Semiconductors TSSOP8: plastic thin shrink small outline package; 8 leads; body width pin 1 index 1 e DIMENSIONS (mm are the original dimensions UNIT max. 0.15 0.95 mm 1.1 0.25 0.05 0.80 Notes 1. Plastic or metal protrusions of 0.15 mm maximum per side are not included. 2. Plastic or metal protrusions of 0.25 mm maximum per side are not included. ...
Page 16
... NXP Semiconductors HVSON8: plastic thermal enhanced very thin small outline package; no leads; 8 terminals; body 0. terminal 1 index area terminal 1 index area DIMENSIONS (mm are the original dimensions) (1) A UNIT max. 0.05 0 0.2 0.00 0.2 Note 1. Plastic or metal protrusions of 0.075 mm maximum per side are not included. ...
Page 17
... NXP Semiconductors 13. Handling information Inputs and outputs are protected against electrostatic discharge in normal handling. However completely safe you must take normal precautions appropriate to handling integrated circuits. 14. Soldering This text provides a very brief insight into a complex technology. A more in-depth account of soldering ICs can be found in Application Note AN10365 “Surface mount reflow soldering description” ...
Page 18
... NXP Semiconductors • Process issues, such as application of adhesive and flux, clinching of leads, board transport, the solder wave parameters, and the time during which components are exposed to the wave • Solder bath specifications, including temperature and impurities 14.4 Reflow soldering Key characteristics in reflow soldering are: • ...
Page 19
... NXP Semiconductors Fig 19. Temperature profiles for large and small components For further information on temperature profiles, refer to Application Note AN10365 “Surface mount reflow soldering description” . 15. Abbreviations Table 14. Acronym ACPI CDM DUT ESD FET GPIO HBM 2 I C-bus I/O LED MM POR ...
Page 20
... NXP Semiconductors 16. Revision history Table 15. Revision history Document ID Release date PCA9536_4 20070911 • Modifications: Section 2 PCA9536_3 20061009 PCA9536_2 20040930 (9397 750 14124) PCA9536_1 20040820 (9397 750 12895) PCA9536_4 Product data sheet Data sheet status Product data sheet th “Features”: removed (old) 5 bullet item (“ ...
Page 21
... For detailed and full information see the relevant full data sheet, which is available on request via the local NXP Semiconductors sales office. In case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail ...
Page 22
... NXP Semiconductors 19. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 Ordering information . . . . . . . . . . . . . . . . . . . . . 2 4 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5 Pinning information . . . . . . . . . . . . . . . . . . . . . . 3 5.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 5.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3 6 Functional description . . . . . . . . . . . . . . . . . . . 4 6.1 Registers 6.1.1 Command byte . . . . . . . . . . . . . . . . . . . . . . . . . 4 6.1.2 Register 0 - Input Port register . . . . . . . . . . . . . 4 6.1.3 Register 1 - Output Port register 6.1.4 Register 2 - Polarity Inversion register . . . . . . . 5 6.1.5 Register 3 - Configuration register . . . . . . . . . . 6 6 ...