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74221 Datasheet - Fairchild Semiconductor
MFG CO.

Fairchild Semiconductor
The MM74HC221A high speed monostable multivibrators (one shots) utilize advanced silicon-gate CMOS technology. They feature speeds comparable to low power Schottky TTL circuitry while retaining the low power and high noise immunity characteristic of CMOS circuits.

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Part Name
Description
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MFG CO.
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DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS
Motorola => Freescale
Dual Monostable Multivibrators with Schmitt-Trigger Inputs
ON Semiconductor
Dual Monostable Multivibrators
Renesas Electronics
Dual Monostable Multivibrators
Hitachi -> Renesas Electronics