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Teilenummer | MC74AC174 |
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Beschreibung | Hex D Flip-Flop | |
Hersteller | ON Semiconductor | |
Logo | ||
Gesamt 9 Seiten MC74AC174, MC74ACT174
Hex D Flip−Flop
with Master Reset
The MC74AC174/74ACT174 is a high−speed hex D flip−flop. The
device is used primarily as a 6−bit edge−triggered storage register. The
information on the D inputs is transferred to storage during the
LOW−to−HIGH clock transition. The device has a Master Reset to
simultaneously clear all flip−flops.
• Outputs Source/Sink 24 mA
• ′ACT174 Has TTL Compatible Inputs
VCC Q5 D5 D4 Q4 D3 Q3 CP
16 15 14 13 12 11 10 9
12345678
MR Q0 D0 D1 Q1 D2 Q2 GND
Figure 1. Pinout: 16−Lead Packages Conductors
(Top View)
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PIN ASSIGNMENT
PIN FUNCTION
D0−D5
CP
Data Inputs
Clock Pulse Input
MR Master Reset Input
Q0−Q5
Outputs
TRUTH TABLE
Inputs
Output
MR CP
D
Q
LXX
HH
HL
HLX
L
H
L
Q
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
= LOW−to−HIGH Transition of Clock
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16
1
16
1
16
1
DIP−16
N SUFFIX
CASE 648
SO−16
D SUFFIX
CASE 751B
TSSOP−16
DT SUFFIX
CASE 948F
16
1
EIAJ−16
M SUFFIX
CASE 966
ORDERING INFORMATION
Device
Package
Shipping
MC74AC174N
PDIP−16 25 Units/Rail
MC74ACT174N
PDIP−16 25 Units/Rail
MC74AC174D
SOIC−16 48 Units/Rail
MC74ACT174D
MC74AC174DR2
SOIC−16 48 Units/Rail
SOIC−16 2500 Tape & Reel
MC74ACT174DR2 SOIC−16 2500 Tape & Reel
MC74AC174DT TSSOP−16 96 Units/Rail
MC74ACT174DT TSSOP−16 96 Units/Rail
MC74AC174DTR2 TSSOP−16 2500 Tape & Reel
MC74AC174M
EIAJ−16
50 Units/Rail
MC74ACT174M
EIAJ−16
50 Units/Rail
MC74AC174MEL EIAJ−16 2000 Tape & Reel
MC74ACT174MEL EIAJ−16 2000 Tape & Reel
© Semiconductor Components Industries, LLC, 2006
June, 2006 − Rev. 7
DEVICE MARKING INFORMATION
See general marking information in the device marking
section on page 6 of this data sheet.
1 Publication Order Number:
MC74AC174/D
MC74AC174, MC74ACT174
AC OPERATING REQUIREMENTS
Symbol
Parameter
ts
Setup Time, HIGH or LOW
Dn to CP
th
Hold Time, HIGH or LOW
Dn to CP
tw MR Pulse Width, LOW
tw
CP Pulse Width
HIGH or LOW
trec
Recovery Time
MR to CP
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
CAPACITANCE
Symbol
Parameter
CIN Input Capacitance
CPD Power Dissipation Capacitance
VCC*
(V)
74ACT
74ACT
TA = +25°C
CL = 50 pF
TA = −40°C
to +85°C
CL = 50 pF
Typ Guaranteed Minimum
5.0 −
1.5
1.5
5.0 −
2.0
2.0
5.0 −
3.0
3.5
5.0 −
3.0
3.5
5.0 −
0.5
0.5
Unit
ns
ns
ns
ns
ns
Fig.
No.
3−9
3−9
3−6
3−6
3−6
Value
Typ
4.5
85
Unit
pF
pF
Test Conditions
VCC = 5.0 V
VCC = 5.0 V
DIP−16
MC74AC174N
AWLYYWW
MC74ACT174N
AWLYYWW
MARKING DIAGRAMS
SO−16
TSSOP−16
AC174
AWLYWW
AC
174
ALYW
ACT174
AWLYWW
ACT
174
ALYW
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
EIAJ−16
74AC174
ALYW
74ACT174
ALYW
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6
6 Page | ||
Seiten | Gesamt 9 Seiten | |
PDF Download | [ MC74AC174 Schematic.PDF ] |
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