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PDF ( 数据手册 , 数据表 ) MC74AC174

零件编号 MC74AC174
描述 Hex D Flip-Flop
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MC74AC174 数据手册, 描述, 功能
MC74AC174, MC74ACT174
Hex D Flip−Flop
with Master Reset
The MC74AC174/74ACT174 is a highspeed hex D flipflop. The
device is used primarily as a 6bit edgetriggered storage register. The
information on the D inputs is transferred to storage during the
LOWtoHIGH clock transition. The device has a Master Reset to
simultaneously clear all flipflops.
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: 16Lead Packages Conductors
(Top View)
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PIN ASSIGNMENT
PIN FUNCTION
D0D5
CP
Data Inputs
Clock Pulse Input
MR Master Reset Input
Q0Q5
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
= LOWtoHIGH Transition of Clock
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16
1
16
1
16
1
DIP16
N SUFFIX
CASE 648
SO16
D SUFFIX
CASE 751B
TSSOP16
DT SUFFIX
CASE 948F
16
1
EIAJ16
M SUFFIX
CASE 966
ORDERING INFORMATION
Device
Package
Shipping
MC74AC174N
PDIP16 25 Units/Rail
MC74ACT174N
PDIP16 25 Units/Rail
MC74AC174D
SOIC16 48 Units/Rail
MC74ACT174D
MC74AC174DR2
SOIC16 48 Units/Rail
SOIC16 2500 Tape & Reel
MC74ACT174DR2 SOIC16 2500 Tape & Reel
MC74AC174DT TSSOP16 96 Units/Rail
MC74ACT174DT TSSOP16 96 Units/Rail
MC74AC174DTR2 TSSOP16 2500 Tape & Reel
MC74AC174M
EIAJ16
50 Units/Rail
MC74ACT174M
EIAJ16
50 Units/Rail
MC74AC174MEL EIAJ16 2000 Tape & Reel
MC74ACT174MEL EIAJ16 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 pdf, 数据表
MC74AC174, MC74ACT174
PACKAGE DIMENSIONS
0.15 (0.006) T U S
2X L/2 16
L
PIN 1
IDENT.
1
0.15 (0.006) T U S
0.10 (0.004)
TSEATING
PLANE
D
C
TSSOP16
DT SUFFIX
16 PIN PLASTIC TSSOP PACKAGE
CASE948F01
ISSUE O
16X K REF
0.10 (0.004) M
9
8
A
V
G
T U S VS
NOTES:
K
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
B
U
J1
J
ÇÇÉÉÇÇÉÉK1 ÇÇÉÉ
SECTION NN
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD FLASH.
PROTRUSIONS OR GATE BURRS. MOLD FLASH
OR GATE BURRS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED
0.25 (0.010) PER SIDE.
5. DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN
EXCESS OF THE K DIMENSION AT MAXIMUM
MATERIAL CONDITION.
N 6. TERMINAL NUMBERS ARE SHOWN FOR
0.25 (0.010)
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE DETERMINED
M AT DATUM PLANE −W−.
MILLIMETERS
INCHES
DIM MIN MAX MIN MAX
N A 4.90 5.10 0.193 0.200
B 4.30 4.50 0.169 0.177
F C −−− 1.20 −−− 0.047
D 0.05 0.15 0.002 0.006
DETAIL E
F 0.50 0.75 0.020 0.030
G 0.65 BSC
0.026 BSC
H 0.18 0.28 0.007 0.011
J 0.09 0.20 0.004 0.008
W
J1 0.09 0.16 0.004 0.006
K 0.19 0.30 0.007 0.012
K1 0.19 0.25 0.007 0.010
L 6.40 BSC
0.252 BSC
H DETAIL E
M 0_ 8_ 0_ 8_
16
1
e
Z
D
b
0.13 (0.005) M
EIAJ16
M SUFFIX
16 PIN PLASTIC EIAJ PACKAGE
CASE96601
ISSUE O
9
E HE
8
LE
M_
Q1
L
DETAIL P
VIEW P
A
c
A1
0.10 (0.004)
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS D AND E DO NOT INCLUDE MOLD
FLASH OR PROTRUSIONS AND ARE MEASURED
AT THE PARTING LINE. MOLD FLASH OR
PROTRUSIONS SHALL NOT EXCEED 0.15 (0.006)
PER SIDE.
4. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
5. THE LEAD WIDTH DIMENSION (b) DOES NOT
INCLUDE DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08 (0.003)
TOTAL IN EXCESS OF THE LEAD WIDTH
DIMENSION AT MAXIMUM MATERIAL CONDITION.
DAMBAR CANNOT BE LOCATED ON THE LOWER
RADIUS OR THE FOOT. MINIMUM SPACE
BETWEEN PROTRUSIONS AND ADJACENT LEAD
TO BE 0.46 ( 0.018).
MILLIMETERS
INCHES
DIM MIN MAX MIN MAX
A −−− 2.05 −−− 0.081
A1 0.05 0.20 0.002 0.008
b 0.35 0.50 0.014 0.020
c 0.18 0.27 0.007 0.011
D 9.90 10.50 0.390 0.413
E 5.10 5.45 0.201 0.215
e 1.27 BSC
0.050 BSC
HE 7.40 8.20 0.291 0.323
L 0.50 0.85 0.020 0.033
LE 1.10 1.50 0.043 0.059
M 0 _ 10 _ 0 _ 10 _
Q1 0.70 0.90 0.028 0.035
Z −−− 0.78 −−− 0.031
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