74lvx4245 STMicroelectronics, 74lvx4245 Datasheet - Page 6

• Manufacturer Part Number: 74lvx4245
• Description: Octal Dual Supply Bus Transceiver
• Manufacturer: STMicroelectronics

74LVX4245
Table 10: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average current can be obtained by the following equation. I
Figure 3: Test Circuit
C
R
R
6/13
t
t
t
Symbol
PLH
PZLH
PZH
L
L
T
C
C
C
C
= 50pF or equivalent (includes jig and probe capacitance)
= R
= Z
PD
INA
I/O
PD
PD
, t
, t
OUT
, t
1
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PHL
PHZ
= 500
PLZ
of pulse generator (typically 50 )
Input
Capacitance
Input/Output
Capacitance
Dynamic Low
Level Quiet
Output (note 1)
A to B
Dynamic Low
Level Quiet
Output (note 1)
B to A
Parameter
or equivalent
V
open open
(V)
3.3
3.3
3.3
CCA
V
Test Condition
(V)
5.0
5.0
5.0
CCB
TEST
Min.
T
A
= 25 °C
Typ.
4.5
10
55
40
CC(opr)
Max.
10
= C
Value
-40 to 85 °C -55 to 125°C
PD
Min.
x V
CC
Max.
x f
10
IN
SWITCH
+ I
Open
Open
2V
CC
Min.
CC
/8 (per circuit)
Max.
10
Unit
V
V
V
V