NXP Semiconductors PCF8574T/3,518 Microcontrollers
IC XPNDR 100KHZ I2C 16SO
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCF8574T/3,518
Base Model
Detailed Description
IC XPNDR 100KHZ I2C 16SO
Package
16-SOIC (0.295", 7.50mm Width)
Lifecycle Status
Active
Datasheet
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Technical Specifications
NXP Semiconductors PCF8574T/3,518 Microcontrollers technical specifications.
General
Interface
I²C
RoHS
Yes
Package / Case
16-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2.5V ~ 6V
Lifecycle Status
Active
Features
POR
Output Type
Push-Pull
Number of I/O
8
Related Parts Comparison (PCF8574T/3,518 vs PCF8574T/3,512 vs PCF8574TS/3,118 vs PCF8574TS/3,112)
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 | 16-SOIC | 16-SOIC | 20-LSSOP | 20-LSSOP |
| 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 | 2.5V ~ 6V | 2.5V ~ 6V | 2.5V ~ 6V | 2.5V ~ 6V |
| Interface | I²C | I²C | I²C | I²C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Obsolete |
| Clock Frequency | 100 kHz | 100 kHz | 100 kHz | 100 kHz |
| Current Output Source Sink | 300µA, 25mA | 300µA, 25mA | 300µA, 25mA | 300µA, 25mA |
| Features | POR | POR | POR | POR |
| Interrupt Output | Yes | Yes | Yes | Yes |
| Max Frequency | 100 kHz | 100 kHz | 100 kHz | 100 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
FXL6408UMXonsemiSimilaronsemi
Pin NoPkg NoElec Mixed
I/O Expander 8 I2C 400 kHz 16-UMLP (1.8x2.6)
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