MC74ACT374 Motorola, MC74ACT374 Datasheet

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MC74ACT374

Manufacturer Part Number
MC74ACT374
Description
Manufacturer
Motorola
Datasheet

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Octal D Type Flip Flop
with 3 State Outputs
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.
PIN NAMES
D 0 –D 7
CP
OE
O 0 –O 7
TRUTH TABLE
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
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
= LOW-to-HIGH Transition
V CC
ACT374 Has TTL Compatible Inputs
The MC74AC374/74ACT374 is a high-speed, low-power octal D-type flip-flop
OE
20
1
D n
H
X
L
O 7
O 0
19
Data Inputs
Clock Pulse Input
3-State Output Enable Input
3-State Outputs
2
D 7
D 0
18
3
Inputs
D 6
D 1
17
4
CP
X
O 6
O 1
16
5
O 5
O 2
15
6
OE
H
L
L
D 5
14
D 2
7
D 4
D 3
13
8
Outputs
O 4
O 3
12
9
O n
H
L
Z
GND
CP
10
11
FACT DATA
5-1
MC74ACT374
MC74AC374
CP
OE
3-STATE OUTPUTS
D 0 D 1 D 2 D 3 D 4 D 5 D 6 D 7
O 0 O 1 O 2 O 3 O 4 O 5 O 6 O 7
FLIP-FLOP WITH
OCTAL D-TYPE
LOGIC SYMBOL
CASE 751D-04
CASE 738-03
DW SUFFIX
N SUFFIX
PLASTIC
PLASTIC

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MC74ACT374 Summary of contents

Page 1

... GND Outputs FACT DATA 5-1 MC74AC374 MC74ACT374 OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUTS N SUFFIX CASE 738-03 PLASTIC DW SUFFIX CASE 751D-04 PLASTIC LOGIC SYMBOL ...

Page 2

... V in from 30 see individual Data Sheets for devices that differ from the typical input rise and fall times from 0 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times. MC74AC374 MC74ACT374 time requirements on the LOW-to-HIGH Clock (CP) transition. ...

Page 3

... MC74AC374 MC74ACT374 DC CHARACTERISTICS Symbol Symbol Parameter Parameter V IH Minimum High Level Input Voltage Input Voltage V IL Maximum Low Level Input Voltage Input Voltage V OH Minimum High Level Output Voltage Output Voltage V OL Maximum Low Level Output Voltage Output Voltage I IN Maximum Input ...

Page 4

... MC74AC374 MC74ACT374 AC CHARACTERISTICS (For Figures and Waveforms — See Section 3) Symbol Symbol Parameter Parameter Maximum Clock f max f max Frequency Propagation Delay t PLH t PLH Propagation Delay t PHL t PHL PZH t PZH Output Enable Time Output Enable Time t PZL t PZL ...

Page 5

... MC74AC374 MC74ACT374 DC CHARACTERISTICS Symbol Symbol Parameter Parameter V IH Minimum High Level Input Voltage Input Voltage V IL Maximum Low Level Input Voltage Input Voltage V OH Minimum High Level Output Voltage Output Voltage V OL Maximum Low Level Output Voltage Output Voltage I IN Maximum Input ...

Page 6

... MC74AC374 MC74ACT374 AC OPERATING REQUIREMENTS Symbol Symbol Parameter Parameter Setup Time, HIGH or LOW Hold Time, HIGH or LOW Pulse Width HIGH or LOW HIGH or LOW * Voltage Range 5 5.0 V 0.5 V. CAPACITANCE ...

Page 7

... MC74AC374 MC74ACT374 –A– –T– SEATING PLANE –A– –B– 20X 0.010 (0.25 18X K Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “ ...

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