74ACQ245 Fairchild Semiconductor, 74ACQ245 Datasheet

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74ACQ245

Manufacturer Part Number
74ACQ245
Description
Quiet Series Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs
Manufacturer
Fairchild Semiconductor
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
74ACQ245SC
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
© 1999 Fairchild Semiconductor Corporation
74ACQ245SC
74ACQ245SJ
74ACQ245PC
74ACTQ245SC
74ACTQ245SJ
74ACTQ245QSC
74ACTQ245MSA
74ACTQ245MTC
74ACTQ245PC
74ACQ245 • 74ACTQ245
Quiet Series
with 3-STATE Inputs/Outputs
General Description
The ACQ/ACTQ245 contains eight non-inverting bidirec-
tional buffers with 3-STATE outputs and is intended for bus-
oriented applications. Current sinking capability is 24 mA at
both the A and B ports. The Transmit/Receive (T/R) input
determines the direction of data flow through the bidirec-
tional transceiver. Transmit (active-HIGH) enables data
from A Ports to B Ports; Receive (active-LOW) enables
data from B Ports to A Ports. The Output Enable input,
when HIGH, disables both A and B ports by placing them in
a HIGH Z condition.
The ACQ/ACTQ utilizes Fairchild Quiet Series
ogy to guarantee quiet output switching and improve
dynamic threshold performance. FACT Quiet Series
tures GTO
addition to a split ground bus for superior performance.
Ordering Code:
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
FACT , Quiet Series , FACT Quiet Series , and GTO
Order Number
output control and undershoot corrector in
Package Number
MQA20
MSA20
MTC20
M20D
M20D
M20B
M20B
N20A
N20A
Octal Bidirectional Transceiver
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300” Wide Body
20-Lead Small Outline Package (SOP) EIAJ TYPE II, 5.3mm Wide
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300” Wide
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300” Wide Body
20-Lead Small Outline Package (SOP) EIAJ TYPE II, 5.3mm Wide
20-Lead Quarter Size Outline Package (QSOP), JEDEC MO-137, 0.150” 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” Wide
are trademarks of Fairchild Semiconductor Corporation.
DS010236
technol-
fea-
Features
I
Guaranteed simultaneous switching noise level and
dynamic threshold performance
Guaranteed pin-to-pin skew AC performance
Improved latch-up immunity
3-STATE outputs drive bus lines or buffer memory
address registers
Outputs source/sink 24 mA
Faster prop delays than the standard ACT245
CC
and I
Package Description
OZ
reduced by 50%
July 1989
Revised November 1999
www.fairchildsemi.com

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74ACQ245 Summary of contents

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... Quiet Series Octal Bidirectional Transceiver with 3-STATE Inputs/Outputs General Description The ACQ/ACTQ245 contains eight non-inverting bidirec- tional buffers with 3-STATE outputs and is intended for bus- oriented applications. Current sinking capability both the A and B ports. The Transmit/Receive (T/R) input determines the direction of data flow through the bidirec- tional transceiver ...

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