DM74LS221 - Dual Non-Retriggerable One-Shot

Product Overview

Fairchild Semiconductor

Part number	DM74LS221
Manufacturer	Fairchild Semiconductor
File Size	108.96 KB
Description	Dual Non-Retriggerable One-Shot
Datasheet	DM74LS221 Datasheet
Additional preview pages of the DM74LS221 datasheet.

The DM74LS221 is a dual monostable multivibrator with Schmitt-trigger input.

s A dual, highly stable one-shot s Compensated for VCC and temperature variations s Pin-out identical to DM74LS123 (Note 1) s Output pulse width range from 30 ns to 70 seconds s Hysteresis provided at (B) input for added noise immunity s Direct reset terminates output pulse s Triggerable from CLEAR input s DTL, TTL compatible s Input clamp diodes Note 1: The pin-out is identical to DM74LS123 but, functionally it is not; refer to Operating Rules #10 in this datasheet. Ordering Code: Order Nu.

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Published: Oct 9, 2005 |