Overview
The CD40175BNS, manufactured by Texas Instruments, is a CMOS-based integrated circuit widely recognized for its utility in digital counting and sequential logic applications. As a member of the CD4000 series, it is designed for low-power operations and is commonly used in consumer electronics, industrial controls, and hobbyist projects. Its primary function is to count clock pulses and provide decoded outputs, making it ideal for applications requiring sequential control or event counting.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 3 to 15 | V | Typical operating range |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Clock Frequency | Up to 2.5 | MHz | Maximum at 10V supply |
| Output Current | ±2.5 | mA | Per output pin |
| Package | SOIC-16 | - | Surface-mount package |
| Logic Type | CMOS | - | Low power consumption |
Key Features
- Decade counting with 10 decoded outputs (Q0-Q9).
- Clock input with Schmitt trigger for noise immunity.
- Reset function to initialize the counter to zero.
- Carry output for cascading multiple counters.
- Low power consumption, suitable for battery-operated devices.
Applications
The CD40175BNS is extensively used in applications such as LED chasers, frequency dividers, and sequential switching circuits. Its ability to provide decoded outputs makes it ideal for creating running light displays, while its cascading capability allows for more complex counting systems in industrial automation and control systems. Additionally, it is a popular choice in educational kits for teaching digital logic principles.
Q & A
What is the maximum clock frequency for CD40175BNS?
The maximum clock frequency is 2.5 MHz when operated at a 10V supply voltage.
Can CD40175BNS be used in low-power applications?
Yes, its CMOS design ensures low power consumption, making it suitable for battery-powered devices.
How many outputs does CD40175BNS have?
It has 10 decoded outputs (Q0-Q9) and one carry output for cascading.
What is the purpose of the reset pin?
The reset pin initializes the counter to zero, setting Q0 high and all other outputs low.
Is CD40175BNS suitable for high-noise environments?
Yes, the Schmitt trigger on the clock input provides noise immunity.
Can multiple CD40175BNS counters be cascaded?
Yes, the carry output allows for cascading to create larger counting systems.
What is the operating voltage range?
The operating voltage range is 3V to 15V.
What package type is CD40175BNS available in?
It is available in an SOIC-16 surface-mount package.
What is the typical application of CD40175BNS?
Typical applications include LED chasers, frequency dividers, and sequential control circuits.
Is CD40175BNS suitable for educational purposes?
Yes, it is commonly used in educational kits to teach digital logic and counting principles.
