Product Summary
The PCA9555PW is a 24-pin CMOS device that provide 16 bits ofGeneral Purpose parallel Input/Output (GPIO) expansion for I2C/SM Bus applications and was developed to enhance the Philips family of IC I/O expanders. The PCA9555PW consists of two 8-bit Configuration (Input or Output selection) ; Input, Output and Polarity inversion (Active-HIGH or Active-LOW operation) registers. The PCA9555PW open-drain interrupt output is activated when any input state differs from its corresponding input port register state and is used to indicate to the system master that an input state has changed.
Parametrics
PCA9555PW absolute maximum ratings: (1) Supply voltage VDD: -0.5 to 6.0V; (2) DC input current on an I/O VI/O: Vss -0.5 to 6V; (3) DC output current on an I/O, II/O: ± 50mA; (4) DC input current II: ± 20mA; (5) Supply current IDD: 160mA; (6) Supply current Iss: 200mA; (7) Total power dissipation Ptot: 200mW; (8) Storage temperature range Tstg: -65 to +150° C ; (9) Operating ambient temperature Tamb: -40 to +85° C .
Features
PCA9555PW features: (1) Operating power supply voltage range of 2.3 V to 5.5V; (2) 5V tolerant I/Os; (3) Polarity inversion register; (4) Active-LOW interrupt output; (5) Low stand-by current; (6) Noise filter on SCL/SDA inputs; (7) 0 kHz to 400 kHz clock frequency; (8) ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115, and 1000 V CDM per JESD22-C101; (9) Latch-up testing is done to JESDEC Standard JESD78 which exceeds 100mA; (10) Five packages offered: DIP24, SO24, SSOP24, TSSOP24, and HVQFN24.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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PCA9555PW,118 |
NXP Semiconductors |
I/O Expanders, Repeaters & Hubs 16-BIT I2C FM TP GPIO INT PU |
Data Sheet |
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PCA9306AMUTCG |
ON Semiconductor |
Translation - Voltage Levels |
Data Sheet |
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PCA9306D,112 |
NXP Semiconductors |
Translation - Voltage Levels I2C Translator 8-Pin |
Data Sheet |
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PCA9306D,118 |
NXP Semiconductors |
Translation - Voltage Levels DUAL I2C/SMBUS VOLT TRANSL |
Data Sheet |
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PCA9306DC,125 |
NXP Semiconductors |
Translation - Voltage Levels DUAL I2C/SMBUS VOLT TRANSL |
Data Sheet |
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PCA9306DC1,125 |
NXP Semiconductors |
Translation - Voltage Levels DUAL I2C/SMBUS VOLT |
Data Sheet |
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PCA9306DC1/DG,125 |
NXP Semiconductors |
Translation - Voltage Levels Dual bdrctnl I2C-bus & vltg-lvl trnsltr |
Data Sheet |
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