74HC14D(BJ) Toshiba Integrated Circuit (Small Outline Packages) In Stock
Toshiba 74HC14D(BJ) is a hex Schmitt-trigger inverter CMOS logic IC operating from 2V to 6V supply. Contains 6 independent inverting channels with hysteresis for noise-immune signal conditioning on slow or noisy inputs. Packaged in a 14-pin small outline (SO-14) package for compact PCB layouts.
- Manufacturer
- Toshiba
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- 74HC14D(BJ) Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1352(MOQ 50)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of 74HC14D(BJ)?
- 6 independent Schmitt-trigger inverter channels with built-in hysteresis for noise rejection
- Wide 2V to 6V VCC range compatible with 3.3V and 5V logic families
- High-speed CMOS with typical propagation delay of 7 ns at 5V
- Hysteresis voltage of approximately 0.9V at 5V supply for robust signal conditioning
- 14-pin SO-14 small outline package enabling compact PCB placement
What is 74HC14D(BJ) used for?
The 74HC14D(BJ) is commonly used to convert slow-rising or noisy analog signals—such as those from RC networks, open-drain sensors, or mechanical switches—into clean digital edges for microcontroller inputs. Its Schmitt-trigger hysteresis is effective in oscillator circuits where a resistor-capacitor network drives the input, producing stable square-wave outputs at frequencies up to several MHz. The device also finds use as a signal repeater or buffer stage in logic-level translation and clock conditioning circuits operating on 3.3V or 5V rails.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the 74HC14D(BJ) datasheet?
74HC14D(BJ) Datasheet DownloadOfficial datasheet from Toshiba
What are equivalent replacements for 74HC14D(BJ)?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What supply voltage range does the 74HC14D(BJ) support, and is it compatible with both 3.3V and 5V logic?
The 74HC14D(BJ) operates from 2V to 6V VCC, making it fully compatible with both 3.3V and 5V logic systems. At 3.3V the typical propagation delay is around 11 ns, while at 5V it drops to approximately 7 ns, giving designers flexibility to trade off speed and supply voltage within the same device.
How much hysteresis does the 74HC14D(BJ) provide, and why does that matter for switch debouncing?
At 5V supply the positive-going threshold is typically 2.4V and the negative-going threshold is approximately 1.6V, giving about 0.9V of hysteresis. This hysteresis window prevents multiple output transitions when a slowly rising or noisy input crosses the switching point, which is essential for debouncing mechanical switches that can exhibit contact bounce lasting up to 20 ms.
Can the 74HC14D(BJ) be used to build a simple RC oscillator, and what frequency range is achievable?
Yes, connecting a resistor and capacitor between the output and input of one inverter channel creates a relaxation oscillator. With component values from 1 kΩ to 1 MΩ and capacitors from 10 pF to 100 nF, output frequencies from roughly 1 kHz to several MHz are achievable. The Schmitt-trigger thresholds ensure stable oscillation even with supply noise up to several hundred millivolts.
How does the 74HC14D(BJ) SO-14 package compare physically to a DIP-14 for board layout?
The SO-14 small outline package measures approximately 8.7 mm x 3.9 mm with a 1.27 mm pin pitch, compared to the DIP-14 footprint of about 19.8 mm x 6.4 mm with a 2.54 mm pitch. The SO-14 occupies roughly 70% less board area than the DIP-14, making the 74HC14D(BJ) the preferred choice for high-density SMT assemblies where space and weight are at a premium.
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Why Buy from FindMyChip
About Toshiba
Toshiba is a leading electronic component manufacturer. FindMyChip sources Toshiba ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Toshiba
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 50+ | $0.2240 | $11.20 |
| 100+ | $0.2070 | $20.70 |
| 250+ | $0.1930 | $48.25 |
| 1000+ | $0.1352 | $135.20 |
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