tc74lcx16245ft TOSHIBA Semiconductor CORPORATION, tc74lcx16245ft Datasheet - Page 6

• Manufacturer Part Number: tc74lcx16245ft
• Description: Low-voltage 16-bit Bus Transceiver With 5-v Tolerant Inputs And Outputs
• Manufacturer: TOSHIBA Semiconductor CORPORATION

AC Characteristics
Dynamic Switching Characteristics
(Ta = 25°C, input: t
Capacitive Characteristics
Propagation delay time
3-state output enable time
3-state output disable time
Output to output skew
Note:
Quiet output maximum
dynamic V
Quiet output minimum
dynamic V
Input capacitance
Bus input capacitance
Power dissipation capacitance
Note:
Parameter guaranteed by design.
(t
OL
OL
C
current consumption without load.
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
r
= t
PD
(Ta = −40 to 85°C)
− t
f
･V
= 2.5 ns, R
pLHn
CC
･f
|, t
IN
osHL
(Ta = 25°C)
Symbol
Symbol
Symbol
|V
+ I
V
t
t
C
t
t
t
t
C
t
t
osLH
osHL
C
pLH
pHL
pZH
pHZ
pZL
pLZ
OLP
OLV
I/O
PD
CC
IN
= |t
L
|
/16 (per bit)
= 500 Ω)
pHLm
Figure 1, Figure 2
Figure 1, Figure 3
Figure 1, Figure 3
V
V
V
V
f
IN
IH
IH
IH
IH
= 10 MHz
= 2.5 V, V
= 3.3 V, V
= 2.5 V, V
= 3.3 V, V
− t
pHLn
Test Condition
6
|)
IL
IL
IL
IL
= 0 V, C
= 0 V, C
= 0 V, C
= 0 V, C
Test Condition
Test Condition
L
L
L
L
(Note)
⎯
⎯
=30pF
=50pF
=30pF
=50pF
2.5 ± 0.2
3.3 ± 0.3
2.5 ± 0.2
3.3 ± 0.3
2.5 ± 0.2
3.3 ± 0.3
2.5 ± 0.2
3.3 ± 0.3
V
CC
2.7
2.7
2.7
2.7
(V)
CL(pF)
(Note)
30
50
50
30
50
50
30
50
50
30
50
50
TC74LCX16245FT
V
V
CC
CC
2.5
3.3
2.5
3.3
3.3
3.3
3.3
Min
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
⎯
⎯
⎯
(V)
(V)
2007-10-19
Max
Typ.
Typ.
5.4
5.2
4.5
8.5
7.2
6.5
7.7
6.9
6.0
1.0
0.6
0.8
0.6
0.8
25
⎯
⎯
7
8
Unit
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
V
V