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TC74ACT273P

P1-P3P4-P6P7-P8
TC74ACT273P/F
2014-03-01
4
Electrical Characteristics
DC Characteristics
Test Condition Ta = 25°C
Ta =
−40 to 85°C
Characteristics Symbol
V
CC
(V)
Min Typ. Max Min Max
Unit
High-level input
voltage
V
IH
⎯
4.5 to 5.5 2.0 ⎯ ⎯ 2.0 ⎯ V
Low-level input
voltage
V
IL
⎯
4.5 to 5.5 ⎯ ⎯ 0.8 ⎯ 0.8 V
High-level output
voltage
V
OH
V
IN
= V
IH
or
V
IL
I
OH
= −50 μA
I
OH
= −24 mA
I
OH
= −75 mA (Note)
4.5
4.5
5.5
4.4
3.94
⎯
4.5
⎯
⎯
⎯
⎯
⎯
4.4
3.80
3.85
⎯
⎯
⎯
V
Low-level output
voltage
V
OL
V
IN
= V
IH
or
V
IL
I
OL
= 50 μA
I
OL
= 24 mA
I
OL
= 75 mA (Note)
4.5
4.5
5.5
⎯
⎯
⎯
0.0
⎯
⎯
0.1
0.36
⎯
⎯
⎯
⎯
0.1
0.44
1.65
V
Input leakage
current
I
IN
V
IN
= V
CC
or GND 5.5 ⎯ ⎯ ±0.1 ⎯ ±1.0 μA
I
CC
V
IN
= V
CC
or GND 5.5 ⎯ ⎯ 8.0 ⎯ 80.0 μA
Quiescent supply
current
I
C
Per input: V
IN
= 3.4 V
Other input: V
CC
or GND
5.5 ⎯ ⎯ 1.35 ⎯ 1.5 mA
Note: This spec indicates the capability of driving 50 Ω transmission lines.
One output should be tested at a time for a 10 ms maximum duration.
Timing Requirements
(input: t
r
= t
f
= 3 ns)
Test Condition
Ta =
25°C
Ta =
−40 to
85°C
Characteristics Symbol
V
CC
(V) Limit Limit
Unit
Minimum pulse width
(CK)
t
W (L)
t
W (H)
⎯ 5.0 ± 0.5 5.0 5.0 ns
Minimum pulse width
(
CLR )
t
W (L)
⎯ 5.0 ± 0.5 5.0 5.0 ns
Minimum set-up time t
s
⎯ 5.0 ± 0.5 3.5 3.5 ns
Minimum hold time t
h
⎯ 5.0 ± 0.5 1.5 1.5 ns
Minimum removal time
(
CLR )
t
rem
⎯ 5.0 ± 0.5 3.0 3.0 ns
TC74ACT273P/F
2014-03-01
5
AC Characteristics
(C
L
= 50 pF, R
L
= 500 Ω, input: t
r
= t
f
= 3 ns)
Test Condition Ta = 25°C
Ta
=
−40 to 85°C
Characteristics Symbol
V
CC
(V) Min Typ. Max Min Max
Unit
Propagation delay
time
(CK-Q)
t
pLH
t
pHL
⎯ 5.0 ± 0.5 ⎯ 6.6 10.5 1.0 12.0 ns
Propagation delay
time
(
CLR -Q)
t
pHL
⎯ 5.0 ± 0.5 ⎯ 7.4 10.8 1.0 12.3 ns
Maximum clock
frequency
f
max
⎯ 5.0 ± 0.5 80 150 ⎯ 80 ⎯ MHz
Input capacitance C
IN
⎯ ⎯ 5 10 ⎯ 10 pF
Power dissipation
capacitance
C
PD
(Note)
⎯ ⎯ 34 ⎯ ⎯ ⎯ pF
Note: C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load.
Average operating current can be obtained by the equation:
I
CC
(opr) = C
PD
･V
CC
･f
IN
+ I
CC
/8 (per F/F)
And the total C
PD
when n pcs. of Flip Flop operate can be gained by the following equation.
C
PD
(total) = 23 + 11･n
TC74ACT273P/F
2014-03-01
6
Package Dimensions
Weight: 1.30 g (typ.)
P1-P3P4-P6P7-P8

TC74ACT273P

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Description:
IC FF D-TYPE SNGL 8BIT 20DIP
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