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25 pcs
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25 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The 74HCT4538D is a dual retriggerable-resettable monostable multivibrator manufactured by NXP Semiconductors. This device offers precise control over output pulse width, determined by external timing components REXT and CEXT, with the formula TW = 0.7 × REXT × CEXT. It supports triggering from both positive and negative edges of the input pulse and features a direct reset input.
The multivibrator operates over a wide supply voltage range of 4.5 V to 5.5 V and is specified for operation across a broad temperature range of -40 °C to +125 °C. The output pulse width variation over the temperature range is a minimal ± 0.2 %, ensuring accuracy in timing applications. Schmitt-trigger action on the trigger inputs provides tolerance to slower rise and fall times, enhancing noise immunity.
Available in SO16 and TSSOP16 packages, the 74HCT4538D is suitable for various electronic designs requiring stable and accurate pulse generation. Its linear design techniques guarantee precise control, making it a reliable component for timing circuits.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.50 | $0.50 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The output pulse width (TW) is equal to 0.7 × REXT × CEXT.
The device operates over a wide supply voltage range from 4.5 V to 5.5 V.
The 74HCT4538D is specified from -40 °C to +125 °C.
Typical pulse width variation over the temperature range is ± 0.2 %.
The 74HCT4538D is available in SO16 and TSSOP16 packages.