MC74AC374(2015) データシートの表示（PDF） - ON Semiconductor
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MC74AC374 Datasheet PDF : 10 Pages
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MC74AC374, MC74ACT374
Octal D-Type Flip-Flop with
3-State Outputs
The MC74AC374/74ACT374 is a high−speed, low−power octal
D−type flip−flop featuring separate D−type inputs for each flip−flop
and 3−state outputs for bus−oriented applications. A buffered Clock
(CP) and Output Enable (OE) are common to all flip−flops.
Features
• Buffered Positive Edge−Triggered Clock
• 3−State Outputs for Bus−Oriented Applications
• Outputs Source/Sink 24 mA
• See MC74AC273 for Reset Version
• See MC74AC377 for Clock Enable Version
• See MC74AC373 for Transparent Latch Version
• See MC74AC574 for Broadside Pinout Version
• See MC74AC564 for Broadside Pinout Version with Inverted
Outputs
• ′ACT374 Has TTL Compatible Inputs
• These are Pb−Free Devices
VCC O7 D7 D6 O6 O5 D5 D4 O4 CP
20 19 18 17 16 15 14 13 12 11
www.onsemi.com
SOIC−20W
DW SUFFIX
CASE 751D
1
TSSOP−20
DT SUFFIX
CASE 948E
1
DEVICE MARKING INFORMATION
See general marking information in the device marking
section on page 6 of this data sheet.
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 8 of this data sheet.
1 2 3 4 5 6 7 8 9 10
OE O0 D0 D1 O1 O2 D2 D3 O3 GND
Figure 1. Pinout: 20 Lead Packages Conductors
(Top View)
PIN ASSIGNMENT
PIN
FUNCTION
D0−D7
CP
Data Inputs
Clock Pulse Input
OE
3−State Output Enable Input
O0−O7
3−State Outputs
D0 D1 D2 D3 D4 D5 D6 D7
CP
OE
O0 O1 O2 O3 O4 O5 O6 O7
Figure 2. Logic Symbol
© Semiconductor Components Industries, LLC, 2015
1
March, 2015 − Rev. 9
Publication Order Number:
MC74AC374/D
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