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74LV20 Schematic ( PDF Datasheet ) - Philips

Teilenummer 74LV20
Beschreibung Dual 4-input NAND gate
Hersteller Philips
Logo Philips Logo 




Gesamt 12 Seiten
74LV20 Datasheet, Funktion
INTEGRATED CIRCUITS
74LV20
Dual 4-input NAND gate
Product specification
Supersedes data of 1997 Mar 28
IC24 Data Handbook
Philips
Semiconductors
1998 Apr 20






74LV20 Datasheet, Funktion
Philips Semiconductors
Dual 4-input NAND gate
Product specification
74LV20
AC WAVEFORMS
VM = 1.5V at VCC w 2.7V v 3.6V
VM = 0.5V * VCC at VCC t 2.7V
VOL and VOH are the typical output voltage drop that occur with the
output load.
VI
nA, nB, nC, nD
INPUT
GND
VOH
nY OUTPUT
VOL
VM
tPHL
VM
tPLH
Figure 1.Input (nA, nB, nC, nD) to
output (nY) propagation delays.
SV00364
TEST CIRCUIT
VCC
PULSE
GENERATOR
VI
RT
D.U.T.
VO
50pF
CL
RL = 1k
Test Circuit for switching times
DEFINITIONS
RL = Load resistor
CL = Load capacitance includes jig and probe capacitance
RT = Termination resistance should be equal to ZOUT of pulse generators.
TEST
tPLH/tPHL
VCC
< 2.7V
2.7–3.6V
VI
VCC
2.7V
SV00901
Figure 2. Load circuitry for switching times
1998 Apr 20
6

6 Page









74LV20 pdf, datenblatt
Philips Semiconductors
Dual 4-input NAND gate
Product specification
74LV20
DEFINITIONS
Data Sheet Identification
Product Status
Definition
Objective Specification
Formative or in Design
This data sheet contains the design target or goal specifications for product development. Specifications
may change in any manner without notice.
Preliminary Specification
Preproduction Product
This data sheet contains preliminary data, and supplementary data will be published at a later date. Philips
Semiconductors reserves the right to make changes at any time without notice in order to improve design
and supply the best possible product.
Product Specification
Full Production
This data sheet contains Final Specifications. Philips Semiconductors reserves the right to make changes
at any time without notice, in order to improve design and supply the best possible product.
Philips Semiconductors and Philips Electronics North America Corporation reserve the right to make changes, without notice, in the products,
including circuits, standard cells, and/or software, described or contained herein in order to improve design and/or performance. Philips
Semiconductors assumes no responsibility or liability for the use of any of these products, conveys no license or title under any patent, copyright,
or mask work right to these products, and makes no representations or warranties that these products are free from patent, copyright, or mask
work right infringement, unless otherwise specified. Applications that are described herein for any of these products are for illustrative purposes
only. Philips Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing
or modification.
LIFE SUPPORT APPLICATIONS
Philips Semiconductors and Philips Electronics North America Corporation Products are not designed for use in life support appliances, devices,
or systems where malfunction of a Philips Semiconductors and Philips Electronics North America Corporation Product can reasonably be expected
to result in a personal injury. Philips Semiconductors and Philips Electronics North America Corporation customers using or selling Philips
Semiconductors and Philips Electronics North America Corporation Products for use in such applications do so at their own risk and agree to fully
indemnify Philips Semiconductors and Philips Electronics North America Corporation for any damages resulting from such improper use or sale.
Philips Semiconductors
811 East Arques Avenue
P.O. Box 3409
Sunnyvale, California 94088–3409
Telephone 800-234-7381
© Copyright Philips Electronics North America Corporation 1998
All rights reserved. Printed in U.S.A.
print code
Document order number:
Date of release: 05-96
9397-750-044011
Philips
Semiconductors
1998 Apr 28

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