MC74VHC244DTR2G ON Semiconductor, MC74VHC244DTR2G Datasheet

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MC74VHC244DTR2G

Manufacturer Part Number
MC74VHC244DTR2G
Description
IC BUFF/DVR DUAL N-INV 20TSSOP
Manufacturer
ON Semiconductor
Series
74VHCr
Datasheet

Specifications of MC74VHC244DTR2G

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
Lead free / RoHS Compliant
Other names
MC74VHC244DTR2G
MC74VHC244DTR2GOSTR

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Part Number:
MC74VHC244DTR2G
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

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MC74VHC244DTR2G 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

FUNCTION TABLE INPUTS OEA, OEB 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 ...

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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