MC74VHC244DT ON Semiconductor, MC74VHC244DT Datasheet

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MC74VHC244DT

Manufacturer Part Number
MC74VHC244DT
Description
IC BUFF/DVR DUAL N-INV 20TSSOP
Manufacturer
ON Semiconductor
Series
74VHCr
Datasheet

Specifications of MC74VHC244DT

Logic Type
Buffer/Line Driver, Non-Inverting
Number Of Elements
2
Number Of Bits Per Element
4
Current - Output High, Low
8mA, 8mA
Voltage - Supply
2 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
20-TSSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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Part Number
Manufacturer
Quantity
Price
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Manufacturer:
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Quantity:
20 000
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Part Number:
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Quantity:
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MC74VHC244
Octal Bus Buffer
buffer fabricated with silicon gate CMOS technology.
active- -low output enables. This device is designed to be used with
3- -state memory address drivers, etc.
output which provides high noise immunity and stable output. The
inputs tolerate voltages up to 7 V, allowing the interface of 5 V systems
to 3 V systems.
*For additional information on our Pb--Free strategy and soldering details, please
© Semiconductor Components Industries, LLC, 2006
March, 2006 - - Rev. 7
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
The MC74VHC244 is an advanced high speed CMOS octal bus
The MC74VHC244 is a noninverting 3- -state buffer, and has two
The internal circuit is composed of three stages, including a buffer
High Speed: t
Low Power Dissipation: I
High Noise Immunity: V
Power Down Protection Provided on Inputs
Balanced Propagation Delays
Designed for 2 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: Human Body Model > 2000 V
Chip Complexity: 136 FETs
Pb- -Free Packages are Available*
ENABLES
OUTPUT
INPUTS
DATA
OEA
OEB
A1
A2
A3
A4
B1
B2
B3
B4
PD
OLP
2
4
6
8
11
13
15
17
1
19
= 3.9 ns (Typ) at V
= 0.9 V (Max)
Figure 1. Logic Diagram
Machine Model > 200 V
NIH
CC
= 4 mA (Max) at T
= V
NIL
CC
= 28% V
= 5 V
18
16
14
12
9
7
5
3
CC
YA1
YA2
YA3
YA4
YB1
YB2
YB3
YB4
A
= 25°C
NONINVERTING
OUTPUTS
1
See detailed ordering and shipping information in the
Ordering Information Table on page 2 of this data sheet.
20
20
SOIC EIAJ- -20
20
SOIC- -20 WB
DW SUFFIX
CASE 751D
CASE 948E
TSSOP- -20
DT SUFFIX
M SUFFIX
CASE 967
1
ORDERING INFORMATION
1
1
A
WL, L
YY, Y
WW, W = Work Week
OEA
GND
YB3
YB4
YB2
YB1
A1
A2
A3
A4
http://onsemi.com
PIN ASSIGNMENT
1
2
3
4
5
6
7
8
9
10
= Assembly Location
= Wafer Lot
= Year
Publication Order Number:
MARKING DIAGRAM
20
1
20
20
20
19
18
17
16
15
14
13
12
11
1
1
AWLYYWWG
74VHC244
AWLYWW
V
OEB
YA1
B4
YA2
B3
YA3
B2
YA4
B1
MC74VHC244/D
VHC244
VHC
244
ALYW
CC

Related parts for MC74VHC244DT

MC74VHC244DT Summary of contents

Page 1

... INPUTS OUTPUT OEA 19 ENABLES OEB Figure 1. Logic Diagram *For additional information on our Pb--Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. © Semiconductor Components Industries, LLC, 2006 March, 2006 - - Rev 25° 28 YA1 16 YA2 14 YA3 12 ...

Page 2

... X ORDERING INFORMATION Device MC74VHC244DW -- OBSOLETE* MC74VHC244DWR2 MC74VHC244DT MC74VHC244DTR2 MC74VHC244M -- OBSOLETE* MC74VHC244MEL *This device is obsolete, information available for reference. †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. MAXIMUM RATINGS ...

Page 3

RECOMMENDED OPERATING CONDITIONS Symbol V DC Supply Voltage Input Voltage Output Voltage OUT T Operating Temperature Range, all Package Types Input Rise or Fall Time r f DEVICE JUNCTION TEMPERATURE ...

Page 4

AC ELECTRICAL CHARACTERISTICS Symbol Parameter t , Maximum Propagation PLH t Delay PHL Output Enable Time PZL t OEA PZH OEB Output Disable Time ...

Page 5

50% t PLH 50 Figure 3. Switching Waveform TEST POINT OUTPUT DEVICE UNDER C TEST L *Includes all probe and jig capacitance Figure 5. Test Circuit SWITCHING WAVEFORMS V CC OEA or ...

Page 6

20X T 0. 18X A1 K 20X REF 0.10 (0.004) 0.15 (0.006 L PIN 1 IDENT 1 0.15 (0.006) T ...

Page 7

0.10 (0.004) 0.13 (0.005) M OUTLINE DIMENSIONS SOIC EIAJ- -20 M SUFFIX CASE 967--01 ISSUE DETAIL P VIEW ...

Page 8

... Phone: 480--829--7710 or 800--344--3860 Toll Free USA/Canada Fax: 480--829--7709 or 800--344--3867 Toll Free USA/Canada Email: orderlit@onsemi.com N. American Technical Support: 800--282--9855 Toll Free USA/Canada Japan: ON Semiconductor, Japan Customer Focus Center 2--9--1 Kamimeguro, Meguro--ku, Tokyo, Japan 153--0051 Phone: 81--3--5773--3850 http://onsemi.com 8 ON Semiconductor Website: http://onsemi ...

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