HEF4093BT

The HEF4093BT is a quad 2-input NAND Schmitt-trigger integrated circuit, part of the HE4000B series. Manufactured by NXP Semiconductors, it offers robust performance in various digital applications. Each of its four NAND gates features Schmitt-trigger action, which provides hysteresis that enhances noise immunity and signal integrity, making it well-suited for environments with noisy signals.
Key features include a wide supply voltage range from 3V to 15V, low power consumption due to CMOS technology, and high noise immunity. The Schmitt-trigger characteristic allows the device to transform slowly changing input signals into sharply defined, jitter-free output signals. This is particularly useful for signal conditioning, waveform generation, and creating astable or monostable multivibrators.
The HEF4093BT comes in various packages, including SOIC and TSSOP, facilitating integration into different circuit designs. Its versatility and reliability make it useful in consumer electronics, industrial control systems, and instrumentation. For those designing or troubleshooting digital circuits, the HEF4093BT is a valuable component thanks to its robustness and adaptability.

The HEF4093BT is a quad 2-input NAND Schmitt trigger. Equivalent products include:
1. CD4093 from Texas Instruments
2. MC14093 from ON Semiconductor
3. NTE4093B from NTE Electronics
4. LMC4093 from National Semiconductor
These chips perform similar functions and can be used interchangeably in most applications, assuming compatible packaging and electrical characteristics. Always verify specific parameters for compatibility in your circuit.

The HEF4093BT is a Quad 2-input NAND Schmitt trigger, a type of digital logic gate. It features four independent NAND gates, each with Schmitt-trigger action, which provides hysteresis between the positive-going and negative-going input thresholds. This characteristic makes the device well-suited for noisy environments, as the Schmitt trigger action helps eliminate signal bounce and noise, providing a more stable output.
Key features include:
- Wide supply voltage range: 3V to 15V
- High noise immunity: Schmitt trigger inputs enhance noise rejection
- Low power consumption, typical of CMOS technology
- Symmetrical output impedance and balanced propagation delay
- Wide operating temperature range: -40°C to +85°C
- Pin and function compatible with the 4093 series
The HEF4093BT is commonly used in debounce circuits, oscillators, and other applications requiring clean digital switching or waveform shaping. Its robust design and versatility make it a popular choice in both consumer electronics and industrial applications.

The HEF4093BT is a quad 2-input NAND gate with Schmitt-trigger action inputs. It contains four independent NAND gates, each with two inputs. The primary function of this IC is to perform the NAND logic operation with a Schmitt-trigger action, which provides hysteresis for noise immunity and fast switching. This makes it suitable for use in noisy environments and for signal conditioning applications.
The HEF4093BT comes in a standard 14-pin dual in-line package (DIP) or surface-mount package. The pin configuration is as follows:
1. Pin 1: Input A1
2. Pin 2: Input B1
3. Pin 3: Output Y1
4. Pin 4: Input A2
5. Pin 5: Input B2
6. Pin 6: Output Y2
7. Pin 7: Ground (GND)
8. Pin 8: Output Y3
9. Pin 9: Input B3
10. Pin 10: Input A3
11. Pin 11: Output Y4
12. Pin 12: Input B4
13. Pin 13: Input A4
14. Pin 14: Supply voltage (VDD)
This IC is commonly used in electronic circuits that require noise-tolerant logic operations.

The HEF4093BT is manufactured by Nexperia. Nexperia is a global semiconductor company that specializes in producing discrete and power semiconductor components, as well as analog and logic integrated circuits. The company was originally part of NXP Semiconductors and became an independent entity in 2017. Nexperia focuses on efficiency and reliability, supplying products that are fundamental for various electronic applications across the automotive, industrial, computing, and consumer markets.

The HEF4093BT is a quad 2-input NAND Schmitt trigger, primarily used in digital circuits. Its application areas include signal conditioning, waveform shaping, and interfacing analog signals to digital systems. It is often employed in oscillators, pulse generators, and frequency dividers due to its ability to convert slow or noisy input signals into clean digital outputs. Additionally, it can be used for debouncing mechanical switches, creating monostable multivibrators, and other timing-related applications. Its Schmitt trigger action aids in improving noise immunity and ensuring stable operation in noisy environments.

The HEF4093BT is a quad 2-input NAND Schmitt trigger with a standard small-outline package (SOT108-1), also known as SOIC-14.