參數(shù)資料
型號: MC74ACT273DWG
廠商: ON SEMICONDUCTOR
元件分類: 通用總線功能
英文描述: Octal D Flip−Flop
中文描述: ACT SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PDSO20
封裝: LEAD FREE, SOIC-20
文件頁數(shù): 2/8頁
文件大小: 120K
代理商: MC74ACT273DWG
MC74AC273, MC74ACT273
http://onsemi.com
2
Figure 1. Logic Diagram
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
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
D
Q
CP
R
D
CP
MR
NOTE: That this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
CC
DC Supply Voltage (Referenced to GND)
0.5 to + 7.0
V
V
IN
DC Input Voltage (Referenced to GND)
0.5 to V
CC
+ 0.5
V
V
OUT
DC Output Voltage (Referenced to GND)
0.5 to V
CC
+ 0.5
V
I
IN
DC Input Current, per Pin
±
20
mA
I
OUT
DC Output Sink/Source Current, per Pin
±
50
mA
I
CC
DC V
CC
or GND Current per Output Pin
±
50
mA
T
stg
Storage Temperature
65 to + 150
°
C
Maximum ratings are those values beyond which device damage can occur. Maximum ratings applied to the device are individual stress limit
values (not normal operating conditions) and are not valid simultaneously. If these limits are exceeded, device functional operation is not implied,
damage may occur and reliability may be affected.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Min
Typ
Max
Unit
V
CC
Supply Voltage
AC
2.0
5.0
6.0
V
ACT
4.5
5.0
5.5
V
in
, V
out
DC Input Voltage, Output Voltage (Ref. to GND)
0
V
CC
V
t
r
, t
f
Input Rise and Fall Time (Note 1)
AC Devices except Schmitt Inputs
V
CC
@ 3.0 V
150
V
CC
@ 4.5 V
40
ns/V
V
CC
@ 5.5 V
25
t
r
, t
f
Input Rise and Fall Time (Note 2)
ACT Devices except Schmitt Inputs
V
CC
@ 4.5 V
10
ns/V
V
CC
@ 5.5 V
8.0
T
J
Junction Temperature (PDIP)
140
°
C
T
A
Operating Ambient Temperature Range
40
25
85
°
C
I
OH
Output Current High
24
mA
I
OL
Output Current Low
24
mA
1. V
IN
from 30% to 70% V
CC
; see individual Data Sheets for devices that differ from the typical input rise and fall times.
2. V
IN
from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times.
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