MM74C14M
Hex inverter with adjustable hysteresis and high gain
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MM74C14M 數據表
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詳細說明
General DescriptionThe MM74C14 Hex Schmitt Trigger is a monolithic complementary MOS (CMOS) integrated circuit constructed with N- and P-channel enhancement transistors. The positive and negative going threshold voltages VT+ and VT−, show low variation with respect to temperature (typ. 0.0005V/°C at VCC = 10V), and hysteresis, VT+ − VT− ≥ 0.2 VCC is guaranteed.All inputs are protected from damage due to static discharge by diode clamps to VCC and GND.Features■ Wide supply voltage range: 3.0V to 15V■ High noise immunity: 0.70 VCC (typ.)■ Low power: TTL compatibility: 0.4 VCC (typ.) 0.2 VCC guaranteed■ Hysteresis: 0.4 VCC (typ.): 0.2 VCC guaranteed
主要特徵
- Wide supply voltage range: 3.0V to 15V
- High noise immunity: 0.70 VCC (typ.)
- Low power: TTL compatibility:
- 0.4 VCC (typ.) 0.2 VCC guaranteed
- Hysteresis: 0.4 VCC (typ.): 0.2 VCC guaranteed
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Manufacturer | onsemi | Product Category ! | Gates and Inverters |
Series | 74C | Packaging ! | Tube |
Package-Case | Surface Mount | Operating-Temperature | Schmitt Trigger |
Mounting-Type | 6 Circuits | Features | 6 Inputs |
Voltage-Supply | - | Supplier-Device-Package | Inverter |
Number-of-Circuits | 0.7 V ~ 2.1 V | Number-of-Inputs | 4.3 V ~ 12.9 V |
Package | Tube | Product Status | Obsolete |
Logic Type | Inverter | Number of Circuits | 6 |
Number of Inputs | 1 | Voltage - Supply | 3V ~ 15V |
Current - Output High, Low | 8mA, 8mA | Input Logic Level - Low | 0.7V ~ 2.1V |
Input Logic Level - High | 4.3V ~ 12.9V | Max Propagation Delay @ V, Max CL | 200ns @ 10V, 50pF |
Operating Temperature ! | -55°C ~ 125°C | Mounting Type | Surface Mount |
Supplier Device Package | 14-SOIC | Package / Case | 14-SOIC (0.154", 3.90mm Width) |
Base Product Number | 74C14 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is MM74C14M?
The MM74C14M is a hex Schmitt-trigger inverter IC (integrated circuit) manufactured by Fairchild Semiconductor. It is designed to convert slowly changing input signals into sharp, precise digital signals, making it ideal for use in noise filtering, signal conditioning, and oscillator circuits.
How Does MM74C14M Work?
The MM74C14M operates by employing a Schmitt-trigger input stage, which adds hysteresis to the input signal. This hysteresis ensures that the output switches cleanly and without oscillation even in the presence of noise or signal fluctuations. The IC functions as an inverter, providing logic level inversion with hysteresis.
How Many Pins does MM74C14M have and What are the Functions of the Pinout Configuration?
The MM74C14M is housed in a 14-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- 1A to 6A: Input pins for each of the six Schmitt-trigger inverters.
- 1Y to 6Y: Output pins for the respective inverters.
What are the Pros and Cons of MM74C14M?
Pros:
- Hysteresis: Provides noise immunity and clean signal transitions.
- Multiple Inverters: Contains six inverters in a single IC for versatile use.
- Easy Integration: Can be easily integrated into digital circuits for signal processing.
- Wide Operating Voltage: Supports a wide supply voltage range for flexibility.
- Compact Package: The 14-lead SOIC package is space-efficient for PCB layout.
Cons:
- Power Consumption: May not be suitable for low-power applications due to its operating characteristics.
- Complexity: Requires understanding of Schmitt-trigger behavior for proper utilization.
- Unused Gates: Unused gates may remain idle, reducing overall efficiency in certain applications.
Are There Any Equivalents/Alternatives to MM74C14M for Recommendation?
- An equivalent to the MM74C14M is the CD40106B from Texas Instruments.
- Alternatives to the MM74C14M include the SN74HC14 from Texas Instruments and the HEF40106BP from NXP Semiconductors.
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