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74ABT244CMSAX Datasheet

  • 74ABT244CMSAX

  • Dual 4-Bit Non-Inverting Buffer/Driver

  • 10頁(yè)

  • ETC

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74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs
May 1992
Revised November 1999
74ABT244
Octal Buffer/Line Driver with 3-STATE Outputs
General Description
The ABT244 is an octal buffer and line driver with 3-STATE
outputs designed to be employed as a memory and
address driver, clock driver, or bus-oriented transmitter/
receiver.
Features
s
Non-inverting buffers
s
Output sink capability of 64 mA, source capability of
32 mA
s
Guaranteed output skew
s
Guaranteed multiple output switching specifications
s
Output switching specified for both 50 pF and 250 pF
loads
s
Guaranteed simultaneous switching, noise level and
dynamic threshold performance
s
Guaranteed latchup protection
s
High impedance glitch free bus loading during entire
power up and power down cycle
s
Nondestructive hot insertion capability
s
Disable time less than enable time to avoid bus conten-
tion
Ordering Code:
Order Number
74ABT244CSC
74ABT244CSJ
74ABT244CMSA
74ABT244CMTC
74ABT244CPC
Package Number
M20B
M20D
MSA20
MTC20
N20A
Package Description
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300鈥?Wide Body
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300鈥?Wide
Device also available in Tape and Reel. Specify by appending suffix letter 鈥淴鈥?to the ordering code.
Connection Diagram
Pin Descriptions
Pin Names
OE
1
, OE
2
Description
Output Enable Input
(Active LOW)
I
0
鈥揑
7
O
0
鈥揙
7
Inputs
Outputs
Truth Table
OE
1
H
L
L
I
0鈥?
X
H
L
O
0鈥?
Z
H
L
OE
2
H
L
L
I
4鈥?
X
H
L
O
4鈥?
Z
H
L
H
=
HIGH Voltage Level
L
=
LOW Voltage Level
X
=
Immaterial
Z
=
High Impedance
漏 1999 Fairchild Semiconductor Corporation
DS010992
www.fairchildsemi.com

74ABT244CMSAX 產(chǎn)品屬性

  • 2,000

  • 集成電路 (IC)

  • 邏輯 - 緩沖器，驅(qū)動(dòng)器，接收器，收發(fā)器

  • 74ABT

  • 緩沖器/線路驅(qū)動(dòng)器，非反相

  • 2

  • 4

  • 32mA，64mA

  • 4.5 V ~ 5.5 V

  • -40°C ~ 85°C

  • 表面貼裝

  • 20-SSOP（0.209"，5.30mm 寬）

  • 20-SSOP

  • 帶卷 (TR)

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