參數(shù)資料
型號: 74LVTH273MTC
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Low Voltage Octal D-Type Flip-Flop with Clear
中文描述: LVT SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PDSO20
封裝: 4.40 MM, LEAD FREE, MO-153AC, TSSOP-20
文件頁數(shù): 4/7頁
文件大小: 96K
代理商: 74LVTH273MTC
www.fairchildsemi.com
4
7
DC Electrical Characteristics
(Continued)
Note 5:
An external driver must source at least the specified current to switch from LOW-to-HIGH.
Note 6:
An external driver must sink at least the specified current to switch from HIGH-to-LOW.
Note 7:
This is the increase in supply current for each input that is at the specified voltage level rather than V
CC
or GND.
Dynamic Switching Characteristics
(Note 8)
Note 8:
Characterized in SOIC package. Guaranteed parameter, but not tested.
Note 9:
Max number of outputs defined as (n). n 1 data inputs are driven 0V to 3V. Output under test held LOW.
AC Electrical Characteristics
Note 10:
All typical values are at V
CC
3.3V, T
A
25
q
C.
Capacitance
(Note 11)
Note 11:
Capacitance is measured at frequency f
1 MHz, per MIL-STD-883B, Method 3012.
Symbol
Parameter
V
CC
(V)
T
A
25
q
C
Units
Conditions
Min
Typ
Max
C
L
50 pF, R
L
500
:
(Note 9)
(Note 9)
V
OLP
V
OLV
Quiet Output Maximum Dynamic V
OL
Quiet Output Minimum Dynamic V
OL
3.3
3.3
0.8
0.8
V
V
Symbol
Parameter
T
A
40
q
C to 85
q
C
Units
C
L
50 pF, R
L
500
:
V
CC
3.3V
r
0.3V
V
CC
2.7V
Min
Typ
Max
Min
Max
(Note 10)
f
MAX
t
PLH
t
PHL
Maximum Clock Frequency
150
150
MHz
Propagation Delay
1.7
4.9
1.7
5.5
ns
CP to O
n
1.9
4.8
1.9
5.1
t
PHL
t
W
t
S
Propagation Delay CLR to O
n
Pulse Duration
1.6
4.8
1.6
5.4
ns
3.3
3.3
ns
Setup Time
Data HIGH or LOW before CP
2.3
2.7
ns
CLR HIGH before CP
2.3
2.7
t
H
Hold Time
Data HIGH or LOW after CP
0
0
ns
Symbol
Parameter
Conditions
Typical
3
6
Units
pF
pF
C
IN
C
OUT
Input Capacitance
Output Capacitance
V
CC
0V, V
I
0V or V
CC
V
CC
3.0V, V
O
0V or V
CC
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