TC74LCX245FK TOSHIBA [Toshiba Semiconductor], TC74LCX245FK Datasheet - Page 5

• Manufacturer Part Number: TC74LCX245FK
• Description: Low-Voltage Octal Bus Transceiver with 5-V Tolerant Inputs and Outputs
• Manufacturer: TOSHIBA [Toshiba Semiconductor]

AC Test Circuit
AC Waveform
Dynamic Switching Characteristics
Quiet output maximum
dynamic V
Quiet output minimum
dynamic V
Capacitive Characteristics
Input capacitance
Bus input capacitance
Power dissipation capacitance
Note:
OL
OL
C
current consumption.
Average operating current can be obtained by the equation:
Characteristics
Characteristics
PD
Output
I
CC (opr)
is defined as the value of the internal equivalent capacitance which is calculated from the operating
= C
Input
(An, Bn)
Output
(Bn, An)
Switch
PD
･V
CC
･f
IN
(Ta = 25°C)
Measure
Symbol
Symbol
|V
+ I
V
C
C
C
C
R
OLP
OLV
t
I/O
PD
r
CC
IN
L
L
Open
2.5 ns
6.0 V
GND
= 50 pF
= 500 Ω
|
/8 (per bit)
Figure 2 t
V
V
DIR, OE
An, Bn
f
IN
IH
IH
(Ta = 25°C, input: t
= 10 MHz
= 3.3 V, V
= 3.3 V, V
t
pLH
Figure 1
90%
1.5 V
5
t
f
IL
IL
2.5 ns
pLH
= 0 V
= 0 V
Test Condition
Test Condition
10%
, t
pHL
1.5 V
t
Parameter
t
r
t
pHL
t
pHZ
pLH
pLZ
= t
, t
, t
, t
f
pHL
pZL
pZH
= 2.5 ns, C
TC74LCX245F/FT/FK
2.7 V
GND
V
V
OH
OL
(Note)
L
= 50 pF, R
Switch
Open
6.0 V
GND
V
V
CC
CC
3.3
3.3
3.3
3.3
3.3
(V)
(V)
L
2007-10-19
= 500 Ω)
Typ.
Typ.
0.8
0.8
25
7
8
Unit
Unit
pF
pF
pF
V
V