HIGH-SPEED CMOS LOGIC HEX INVERTING SCHMITT TRIGGER
UNISONIC TECHNOLOGIES CO., LTD U74HCT14
HIGH-SPEED CMOS LOGIC HEX INVERTING SCHMITT TRIGGER
SOP-14
CMOS IC
DESCRIPTION...
Description
UNISONIC TECHNOLOGIES CO., LTD U74HCT14
HIGH-SPEED CMOS LOGIC HEX INVERTING SCHMITT TRIGGER
SOP-14
CMOS IC
DESCRIPTION
The UTC 74HCT14 each contain six inverting Schmitt triggers in one package. Each of them perform the Boolean function Y=A.
FEATURES
* Widely range of input rise and fall time * high noise immunity * Fan-out parameters(over temperature range) up to 10 LSTTL Loads * Low power consumption * Wide range operation 4.5V ~ 5.5V
DIP-14
*Pb-free plating product number: 74HCT14L
ORDERING INFORMATION
Order Number Normal Lead Free Plating U74HCT14-D14-T U74HCT14L-D14-T U74HCT14-S14-R U74HCT14L-S14-R U74HCT14-S14-T U74HCT14L-S14-T
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Package DIP-14 SOP-14 SOP-14
Packing Tube Tape Reel Tube
U74HCT14L-D14-T (1)Packing Type (2)Package Type (3)Lead Plating (1) R: Tape Reel, T: Tube (2) D14: DIP-14, S14: SOP-14 (3) L: Lead Free Plating, Blank: Pb/Sn
www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd
1 of 5
QW-R502-090,A
U74HCT14
PIN CONFIGURATION
1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 8 4A 4Y
CMOS IC
FUNCTIONAL DIAGRAM
VCC 6A 14 13
6Y 12
5A 11
5Y 10
4A 9
4Y 8
1 1A
2 1Y
3 2A
4
5
6 7 3Y GND
2Y 3A
TRUTH TABLE
INPUT(A) L H H=High level L=Low Level OUTPUT(Y) H L
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 5
QW-R502-090,A
U74HCT14
LOGIC DIAGRAM
CMOS IC
A
Y
VOUT VCC
VTH
VTH=VIH-VIL GND
VIL
VIH
VIN
VIH VCC VIN GND VCC VOUT GND
VIL
VTH
Figure 1. Hysteresis Definition ,...
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