TC74LCX244FK_10 TOSHIBA [Toshiba Semiconductor], TC74LCX244FK_10 Datasheet - Page 5

• Manufacturer Part Number: TC74LCX244FK_10
• Description: Low-Voltage Octal Bus Buffer with 5-V Tolerant Inputs and Outputs
• Manufacturer: TOSHIBA [Toshiba Semiconductor]

AC Characteristics
Propagation delay time
Output enable time
Output disable time
Output to output skew
Note:
Dynamic Switching Characteristics
Quiet output maximum dynamic V
Quiet output minimum dynamic V
Capacitive Characteristics
Input capacitance
Output capacitance
Power dissipation capacitance
Note:
Parameter guaranteed by design.
(t
C
current consumption.
Average operating current can be obtained by the equation:
Characteristics
Characteristics
Characteristics
osLH
PD
I
CC (opr)
is defined as the value of the internal equivalent capacitance which is calculated from the operating
= |t
pLHm
= C
PD
− t
(Ta = −40 to 85°C)
· V
pLHn
OL
OL
CC
|, t
· f
osHL
(Ta = 25°C)
IN
Symbol
Symbol
Symbol
|V
C
V
t
t
C
t
t
t
t
t
t
osLH
osHL
C
+ I
pLH
pHL
pZH
pHZ
pZL
pLZ
OUT
OLP
OLV
PD
IN
= |t
CC
|
pHLm
/8 (per bit)
Figure 1, Figure 2
Figure 1, Figure 3
Figure 1, Figure 3
V
V
f
IN
IH
IH
(Ta = 25°C, input: t
= 10 MHz
= 3.3 V, V
= 3.3 V, V
− t
pHLn
5
|)
Test Condition
IL
IL
= 0 V
= 0 V
Test Condition
Test Condition
⎯
⎯
r
= t
f
= 2.5 ns, C
(Note)
TC74LCX244F/FT/FK
1.8 ± 0.15
1.8 ± 0.15
1.8 ± 0.15
2.5 ± 0.2
3.3 ± 0.3
2.5 ± 0.2
3.3 ± 0.3
2.5 ± 0.2
3.3 ± 0.3
3.3 ± 0.3
V
CC
2.7
2.7
2.7
2.7
(Note)
L
(V)
= 50 pF, R
V
V
CC
CC
3.3
3.3
3.3
3.3
3.3
Min
1.5
1.5
1.5
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
(V)
(V)
L
2010-01-31
= 500 Ω)
Max
25.0
32.0
16.0
30.0
15.0
Typ.
Typ.
8.5
7.5
6.5
9.0
8.0
8.0
7.0
1.0
0.8
0.8
25
⎯
7
8
Unit
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
V
V