NXP Semiconductors PCA9555PW,112 Microcontrollers
IC XPND 400KHZ I2C SMBUS 24TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9555PW,112
Base Model
Detailed Description
IC XPND 400KHZ I2C SMBUS 24TSSOP
Package
24-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
PCA9555PW,112 Datasheet
Quick Jump:
Technical Specifications
NXP Semiconductors PCA9555PW,112 Microcontrollers technical specifications.
General
Interface
I²C, SMBus
RoHS
Yes
Package / Case
24-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2.3V ~ 5.5V
Lifecycle Status
Active
Features
POR
Output Type
Push-Pull
Number of I/O
16
Alternate Parts Comparison (PCA9555PW,112 vs PCA9555PW,118 vs PCA9555PW/DG,118 vs PCA9555PW)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 24-TSSOP | 24-TSSOP | 24-TSSOP | 24-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V |
| Interface | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Obsolete | Obsolete |
| Clock Frequency | 400 kHz | 400 kHz | 400 kHz | 400 kHz |
| Current Output Source Sink | 10mA, 25mA | 10mA, 25mA | 10mA, 25mA | 10mA, 25mA |
| Features | POR | POR | POR | POR |
| Interrupt Output | Yes | Yes | Yes | Yes |
| Number of I/O | 16 | 16 | 16 | 16 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
CAT9555YI-T2onsemiSimilaronsemi
Pin YesPkg YesElec Mixed
I/O Port Expander, I 2 C / SMBus, 16-Bit, with Active Low Interrupt, TSSOP24, 4.4x7.8, 2000-REEL
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