mc74vhct125a ON Semiconductor, mc74vhct125a Datasheet

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mc74vhct125a

Manufacturer Part Number
mc74vhct125a
Description
Quad Bus Buffer
Manufacturer
ON Semiconductor
Datasheet

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MC74VHCT125A
Quad Bus Buffer
with 3−State Control Inputs
fabricated with silicon gate CMOS technology. It achieves high speed
operation similar to equivalent Bipolar Schottky TTL while
maintaining CMOS low power dissipation.
set High to place the output into the high impedance state.
be used as a level converter for interfacing 3.3 V to 5.0 V, because it
has full 5.0 V CMOS level output swings.
between 0 V and 5.5 V are applied, regardless of the supply voltage.
The output structures also provide protection when V
input and output structures help prevent device destruction caused by
supply voltage − input/output voltage mismatch, battery backup, hot
insertion, etc.
output which provides high noise immunity and stable output. The
inputs tolerate voltages up to 7.0 V, allowing the interface of 5.0 V
systems to 3.0 V systems.
Features
*For additional information on our Pb−Free strategy and soldering details, please
© Semiconductor Components Industries, LLC, 2006
January, 2006 − Rev. 7
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
The MC74VHCT125A is a high speed CMOS quad bus buffer
The MC74VHCT125A requires the 3−state control input (OE) to be
The VHCT inputs are compatible with TTL levels. This device can
The VHCT125A input structures provide protection when voltages
The internal circuit is composed of three stages, including a buffer
High Speed: t
Low Power Dissipation: I
TTL−Compatible Inputs: V
Power Down Protection Provided on Inputs
Balanced Propagation Delays
Designed for 2.0 V to 5.5 V Operating Range
Low Noise: V
Pin and Function Compatible with Other Standard Logic Families
Latchup Performance Exceeds 300 mA
ESD Performance:
Chip Complexity: 72 FETs or 18 Equivalent Gates
Pb−Free Packages are Available*
Human Body Model > 2000 V;
Machine Model > 200 V
PD
OLP
= 3.8 ns (Typ) at V
= 0.8 V (Max)
CC
IL
= 4.0 mA (Max) at T
= 0.8 V; V
CC
= 5.0 V
IH
= 2.0 V
A
CC
= 25°C
= 0 V. These
1
See detailed ordering and shipping information in the package
dimensions section on page 2 of this data sheet.
1
1
(Note: Microdot may be in either location)
1
A
Location
L, WL
Y, YY
WW, W
G or G
ORDERING INFORMATION
http://onsemi.com
CASE 751A
CASE 948G
SOEIAJ−14
TSSOP−14
DT SUFFIX
M SUFFIX
CASE 965
D SUFFIX
SOIC−14
=
=
=
=
= Pb−Free Package
Publication Order Number:
Assembly
Wafer Lot
Year
Work Week
14
14
1
MC74VHCT125A/D
1
14
DIAGRAMS
1
VHCT125AG
MARKING
AWLYWW
VHCT125
ALYWG
ALYWG
VHCT
125A
G

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mc74vhct125a Summary of contents

Page 1

... Bipolar Schottky TTL while maintaining CMOS low power dissipation. The MC74VHCT125A requires the 3−state control input (OE set High to place the output into the high impedance state. The VHCT inputs are compatible with TTL levels. This device can be used as a level converter for interfacing 3 ...

Page 2

... H Z ORDERING INFORMATION Device MC74VHCT125ADR2 MC74VHCT125ADR2G MC74VHCT125ADTR2 MC74VHCT125ADTRG MC74VHCT125AM MC74VHCT125AMG MC74VHCT125AMEL MC74VHCT125AMELG †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. *This package is inherently Pb−Free. MC74VHCT125A V CC OE4 A4 ...

Page 3

... I Output Leakage Current OPD Î Î Î Î Î Î Î Î Î Î Î Î Î MC74VHCT125A Î Î Î Î Î Î Î Î Value Î Î Î Î Î Î Î Î Î Î ...

Page 4

... Quiet Output Minimum Dynamic V OLV V Minimum High Level Dynamic Input Voltage IHD V Maximum Low Level Dynamic Input Voltage ILD MC74VHCT125A (Input 3.0 ns Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î ...

Page 5

... MC74VHCT125A SWITCHING WAVEFORMS 1. PLH 1.5V Y Figure PZL PLZ 1. PZH PHZ 1.5V Y Figure 2. TEST POINT OUTPUT DEVICE UNDER TEST *Includes all probe and jig capacitance Figure 3. Test Circuit TEST POINT CONNECT TESTING t OUTPUT DEVICE CONNECT TO GND WHEN UNDER ...

Page 6

... L PIN 1 IDENT. 1 0.15 (0.006 −V− C 0.10 (0.004) SEATING −T− PLANE MC74VHCT125A PACKAGE DIMENSIONS SOIC−14 D SUFFIX CASE 751A−03 ISSUE 0.25 (0.010 TSSOP−14 DT SUFFIX CASE 948G−01 ...

Page 7

... BSC H 7.40 8.20 0.291 0.323 E 0.50 0.50 0.85 0.020 0.033 L 1.10 1.50 0.043 0.059 0.70 0.90 0.028 0.035 1 Z −−− 1.42 −−− 0.056 ON Semiconductor Website: http://onsemi.com Order Literature: http://www.onsemi.com/litorder For additional information, please contact your local Sales Representative. MC74VHCT125A/D ...

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