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Texas Instruments 8-Channel I/O Expander PDIP 16, Through Hole, 6V Max Supply, 100kHz Clock, PCF8574N
Specifications
| Country of Origin | Mexico |
|---|---|
| Brand | Texas Instruments |
| Height | 5.08mm |
| Length | 19.69mm |
| Model | PCF8574N |
| Mount Type | Through Hole |
| Series | PCF8574 |
| Maximum Operating Temperature | 85°C |
| Package Type | PDIP |
| Minimum Operating Temperature | -40°C |
| Pin Count | 16 |
| Maximum Supply Voltage | 6V |
| Minimum Supply Voltage | 2.5V |
| Clock frequency | 100kHz |
| Number of I/O Channels | 8 |
Key Features
- Provides eight channels for digital input/output expansion.
- Operates with a maximum supply voltage of 6V and minimum of 2.5V.
- 100kHz clock frequency enables fast switching and reliable communication.
- PDIP 16-pin package is easy to handle for prototyping and assembly.
- Through-hole mount design ensures strong mechanical connection to the PCB.
- Wide operating temperature range from -40°C to 85°C is suitable for industrial and embedded environments.
- Compact form factor with 19.69mm length and 5.08mm height fits standard board layouts.
- Suitable for use in interface IC applications needing reliable I/O expansion.
Product Description
The Texas Instruments PCF8574N is a versatile 8-channel I/O Expander IC supplied in a PDIP 16 package, designed for through-hole mounting. This component allows engineers to easily expand the digital input and output capabilities of microcontroller circuits and embedded systems using a single device.
Each channel provides a flexible digital I/O line, enabling designers to interface additional switches, sensors, or actuators without occupying precious GPIO pins on the host processor. The expander operates at a maximum supply voltage of 6V and a minimum of 2.5V, supporting robust operation for a variety of voltage environments.
The PCF8574N features a clock frequency of 100kHz, allowing for swift response and communication throughout the circuit. Its 16-pin PDIP form factor makes it ideal for prototyping and assembly on standard breadboards and PCBs, simplifying integration in laboratory and industrial electronics projects.
This I/O expander works reliably across a wide operating temperature range, from -40°C to 85°C, making it suitable for both commercial and industrial uses including automation panels, sensor hubs, and general interface control systems. The compact dimensions of 19.69mm in length and 5.08mm in height allow it to fit into tight spaces without sacrificing functionality.
Applications include expanding the digital interface for microcontrollers, industrial machines, scientific instruments, automation controls, and laboratory equipment. Its through-hole design ensures a strong mechanical connection, ideal for scenarios where vibration or mechanical stress are considerations.
Engineers, researchers, and procurement specialists will find the Texas Instruments PCF8574N suitable for development, prototyping, and production runs. Explore EnvMart's selection of semiconductor interface ICs for more options from Texas Instruments and other leading brands.
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Frequently Asked Questions
The maximum supply voltage for this model is 6V.
It operates at a clock frequency of 100kHz, enabling fast switching and reliable communication.
This unit has a wide operating temperature range from -40°C to 85°C, making it suitable for various environments.
The I/O expander provides a total of eight channels for digital input/output expansion.
It is supplied in a PDIP 16 package, designed for through-hole mounting.
The dimensions of this model are 19.69mm in length and 5.08mm in height.
The minimum supply voltage for the PCF8574N is 2.5V.
This model uses a through-hole mount design, ensuring a strong mechanical connection to the PCB.
It is suitable for applications such as expanding digital interfaces for microcontrollers, industrial machines, and automation controls.
The pin count for this I/O expander is 16 pins.
The country of origin for this model is Mexico.
This I/O expander belongs to the PCF8574 series.
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