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DM74LS221N
- Manufacturer's Part No.:DM74LS221N
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- Series:74LS
- Description:IC ONE-SHOT DL NON-RETRIG 16-DIP
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- In Stock: 8617
- Price: please call
- Available: 8617
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- Description
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- Shopping Guide
The DM74LS221 is a dual monostable multivibrator with Schmitt-trigger input. Each device has three inputs permitting the choice of either leading-edge or trailing-edge triggering. Pin (A) is an active-LOW trigger transition input and pin (B) is an active-HIGH transition Schmitt-trigger input that allows jitter free triggering for inputs with transition rates as slow as 1 volt/second.
Features
•A dual, highly stable one-shot
•Compensated for VCCand temperature variations
•Pin-out identical to DM74LS123 (Note 1)
•Output pulse width range from 30 ns to 70 seconds
•Hysteresis provided at (B) input for added noise immunity
•Direct reset terminates output pulse
•Triggerable from CLEAR input
•DTL, TTL compatible
•Input clamp diodes
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
SHIPPING GUIDE
Shipping Methods
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Shipping Cost
Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.
Delivery Time
We ship orders once daily, around 5 p.m., except on Sundays. The estimated delivery time may vary depending on the courier service you choose, but typically ranges from 5 to 7 business days.
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