tc74act157 TOSHIBA Semiconductor CORPORATION, tc74act157 Datasheet - Page 5

• Manufacturer Part Number: tc74act157
• Description: Quad 2-channel Multiplexer
• Manufacturer: TOSHIBA Semiconductor CORPORATION

AC Characteristics
Propagation delay
time
(A, B-Y)
Propagation delay
time
(SELECT-Y)
Propagation delay
time
( ST -Y)
Input capacitance
Power dissipation
capacitance
Note:
Characteristics
C
current consumption without load.
Average operating current can be obtained by the equation:
PD
I
is defined as the value of the internal equivalent capacitance which is calculated from the operating
CC (opr)
= C
Symbol
(C
C
t
t
t
t
t
t
C
pLH
pHL
pLH
pHL
pLH
pHL
PD
PD
IN
L
(Note)
·V
= 50 pF, R
CC
·f
IN
+ I
CC
L
/4 (per bit)
= 500 Ω, input: t
Test Condition
―
―
―
―
―
5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
V
CC
r
= t
(V)
f
= 3 ns)
Min
―
―
―
―
―
Ta = 25°C
TC74ACT157P/F/FN/FT
Typ.
5.5
6.9
6.8
51
5
Max
11.4
10.8
8.0
10
―
Min
−40 to 85°C
1.0
1.0
1.0
―
―
Ta =
2007-10-01
13.0
12.3
Max
9.1
10
―
Unit
pF
pF
ns
ns
ns