NXP Semiconductors PCA9555PW Microcontrollers
I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9555PW
Base Model
Detailed Description
I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin TSSOP
Package
24-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Obsolete
Datasheet
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Technical Specifications
NXP Semiconductors PCA9555PW 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
Obsolete
Features
POR
Output Type
Push-Pull
Number of I/O
16
Related Parts Comparison (PCA9555PW vs PCA9555PW,118 vs PCA9555PW/DG,118 vs PCA9555PW,112)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| 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 | Obsolete | Active | Obsolete | Active |
| 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 .
This part is listed as a cross for
MAX7311AUG+Analog DevicesNXP
IC I/O EXPANDER I2C 16B 24TSSOP
MAX7311AUG+TAnalog DevicesNXP
IC I/O EXPANDER I2C 16B 24TSSOP
TCA9555PWRTexas InstrumentsNXP
1.65 to 5.5V 16-Bit I 2 C and SMBus I/O Expander With Interrupt Output and Configuration Registers 24-TSSOP -40 to 85
CAT9555YI-T2onsemiNXP
I/O Port Expander, I 2 C / SMBus, 16-Bit, with Active Low Interrupt, TSSOP24, 4.4x7.8, 2000-REEL
MAX7318AUG+Analog DevicesNXP
IC I/O EXPANDER I2C 16B 24TSSOP
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