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IC INV SCHMITT 6CH 1-IN 14SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #SN74HC14D
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Bảng dữ liệu SN74HC14D DataSheet
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Gói SOIC-14
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Có sẵn7769
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Series | 74HC |
| Part Status | Active |
| Logic Type | Inverter |
| Number of Circuits | 6 |
| Number of Inputs | 1 |
| Features | Schmitt Trigger |
| Voltage - Supply | 2V ~ 6V |
| Current - Quiescent (Max) | 2 µA |
| Current - Output High Low | 5.2mA, 5.2mA |
| Logic Level - Low | 0.3V ~ 1.2V |
| Logic Level - High | 1.5V ~ 4.2V |
| Max Propagation Delay @ V Max CL | 21ns @ 6V, 50pF |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-SOIC |
Tổng quan
Description
The device operates with a supply voltage range typically between 2V and 6V, making it compatible with various systems. It has TTL-compatible inputs and outputs, ensuring it can interface with other logic families easily. The SN74HC14D package is often in a SOIC (Small Outline Integrated Circuit) format, which is suitable for surface-mount technology.
Typical applications include use in circuits that require signal debouncing, pulse shaping, and logic level conversion. The Schmitt-trigger action provides hysteresis, which helps in preventing false triggering due to noise or slow input transitions.
Equivalent
1. CD40106B from Texas Instruments
2. MC74HC14A from ON Semiconductor
3. NXP's 74HC14
4. HCF40106 from STMicroelectronics
5. TC74HC14 from Toshiba
These alternatives provide similar functionality and performance, but it's important to check the datasheets for any specific differences in electrical characteristics or packaging.
Features
1. Schmitt-Trigger Inputs: This feature allows for noise immunity and the ability to clean up noisy signals, converting them into sharp digital transitions.
2. High-Speed Operation: The device operates at a high speed with a typical propagation delay of 14 ns at 5V.
3. Voltage Range: It supports a wide operating voltage range from 2V to 6V, making it versatile for various applications.
4. Current Drive Capability: The device can source or sink up to 25 mA, suitable for driving LED indicators or other moderate current loads.
5. Low Power Consumption: It features low power consumption with typical static power dissipation.
6. Compatibility: The SN74HC14D is designed to be pin-compatible with older series, facilitating easy upgrades.
7. Packaged Options: Available in a small-outline (SOIC) package, ideal for space-constrained designs.
These features make the SN74HC14D suitable for applications requiring signal conditioning, waveform generation, or simple logic inverters.
Pinout
Here is a brief outline of its pin configuration:
1. VCC (Pin 14): Power Supply Voltage.
2. GND (Pin 7): Ground.
3. Inputs/Outputs: The six inverters are organized as follows:
- 1A (Pin 1), 1Y (Pin 2)
- 2A (Pin 3), 2Y (Pin 4)
- 3A (Pin 5), 3Y (Pin 6)
- 4A (Pin 9), 4Y (Pin 8)
- 5A (Pin 11), 5Y (Pin 10)
- 6A (Pin 13), 6Y (Pin 12)
Each input (A) has a corresponding output (Y), where the output is the logical inversion of the input with the added benefit of Schmitt-trigger characteristics, ideal for enhancing signal stability in digital circuits.