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MM74HC14M
+BOMIC INV SCHMITT 6CH 1-IN 14SOIC
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Nhà sản xuấtonsemi
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Ông. Phần #MM74HC14M
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Bảng dữ liệu MM74HC14M DataSheet
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Gói SOIC-14
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Bulk,Tube |
| Series | 74HC |
| ProductStatus | Active |
| LogicType | Inverter |
| NumberofCircuits | 6 |
| NumberofInputs | 1 |
| Features | Schmitt Trigger |
| Voltage-Supply | 2V ~ 6V |
| Current-Quiescent(Max) | 2 µA |
| Current-OutputHighLow | 5.2mA, 5.2mA |
| LogicLevel-Low | 0.3V ~ 1.2V |
| LogicLevel-High | 1.5V ~ 4.2V |
| MaxPropagationDelay@VMaxCL | 21ns @ 6V, 50pF |
| OperatingTemperature | -55°C ~ 125°C |
| MountingType | Surface Mount |
| SupplierDevicePackage | 14-SOIC |
Tổng quan
Description
Each inverter in the MM74HC14M features a Schmitt-trigger input, which provides hysteresis between the positive-going and negative-going input thresholds. This characteristic makes the MM74HC14M ideal for transforming noisy or slowly changing input signals into clean, digital output signals, effectively debouncing switches or interfacing with analog inputs.
The MM74HC14M operates over a wide voltage range, typically from 2V to 6V, and can drive up to 10 LS-TTL loads. It is commonly used in applications requiring signal conditioning, waveform shaping, and level conversion, thanks to its fast switching speeds and low static power consumption. The device is available in a 14-pin SOIC package, suitable for surface-mount applications.
Equivalent
1. CD40106 - by Texas Instruments
2. SN74HC14 - by Texas Instruments
3. MC14069UB - by ON Semiconductor
4. 74HC14 - by Nexperia or other manufacturers
5. HEF40106 - by NXP
These alternatives offer similar functionality and performance characteristics, making them suitable replacements in most applications. Always check specific datasheets for compatibility.
Features
Pinout
1. Pin 1-6, 9-12: These are the input and output pairs for the six inverters.
- Pin 1: Input for Inverter 1
- Pin 2: Output for Inverter 1
- Pin 3: Input for Inverter 2
- Pin 4: Output for Inverter 2
- and so on.
2. Pin 7: Ground (GND) - the common ground for the device.
3. Pin 8: VCC - the positive supply voltage.
The Schmitt trigger inverters are used for transforming slowly changing input signals into sharply defined, jitter-free output signals. This makes them very useful in applications like signal processing, debouncing switches, and creating stable digital signals from noisy inputs.
Manufacturer
TI specializes in the development of analog and embedded processing products, and it serves a variety of industries, including automotive, consumer electronics, industrial, and communications. The company is known for its innovation and contributions to advancing technology, including its role in the invention of the integrated circuit.
The MM74HC14M specifically is a hex Schmitt-trigger inverter, part of the 74HC series, which is commonly used in digital logic applications for signal conditioning and waveform shaping. Texas Instruments' products are widely used by engineers and manufacturers around the world for their high performance and reliability.
Application
1. Signal Conditioning: Cleans noisy signals and converts them into sharp digital transitions.
2. Waveform Generation: Used in oscillators and pulse generators for its hysteresis properties.
3. Level Shifting: Interfaces between different logic levels.
4. Debouncing: Eliminates noise in mechanical switch signals.
5. Square Wave Generation: Converts analog signals into stable square waves.
These features make it suitable for use in consumer electronics, automotive systems, industrial controls, and communication devices.