Texas Instruments PCF8575PW O Expanders
IC I/O EXPANDER I2C 16B 24TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCF8575PW
Detailed Description
IC I/O EXPANDER I2C 16B 24TSSOP
Package
24-TSSOP (0.173", 4.40mm Width)
Key Features
Package / Case: 24-TSSOP (0.173", 4.40mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PCF8575PW Datasheet
Quick Jump:
Technical Specifications
Texas Instruments PCF8575PW O Expanders technical specifications.
General
Interface
I²C, SMBus
RoHS
Yes
Package / Case
24-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
4.5V ~ 5.5V
Lifecycle Status
Active
Features
POR
Output Type
Push-Pull
Number of I/O
16
Alternate Parts Comparison (PCF8575PW vs PCF8574NE4 vs PCF8575CDWE4 vs PCF8575CDBE4)
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 | 16-DIP | 24-SOIC | 24-SSOP |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 4.5V ~ 5.5V | 2.5V ~ 6V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Interface | I²C, SMBus | I²C | I²C, SMBus | I²C, SMBus |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Obsolete |
| Clock Frequency | 400 kHz | 100 kHz | 400 kHz | 400 kHz |
| Current Output Source Sink | 10mA, 25mA | 1mA, 25mA | 10mA, 25mA | 10mA, 25mA |
| Features | POR | POR | POR | POR |
| Interrupt Output | Yes | Yes | Yes | Yes |
| Max Frequency | 400 kHz | 100 kHz | 400 kHz | 400 kHz |
| 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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