參數(shù)資料
型號: 74LVX3245TTR
廠商: 意法半導(dǎo)體
元件分類: 通用總線功能
英文描述: OCTAL DUAL SUPPLY BUS TRANSCEIVER
中文描述: 八路雙電源總線收發(fā)器
文件頁數(shù): 6/10頁
文件大?。?/td> 185K
代理商: 74LVX3245TTR
74LVX3245
6/10
CAPACITIVE CHARACTERISTICS
1) C
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average current can be obtained by the following equation. I
CC(opr)
= C
PD
x V
CC
x f
IN
+ I
CC
/8 (per circuit)
TEST CIRCUIT
C
L
= 50pF or equivalent (includes jig and probe capacitance)
R
L
= R
1
= 500
or equivalent
R
T
= Z
OUT
of pulse generator (typically 50
)
Symbol
Parameter
Test Condition
Value
Unit
V
CCA
(V)
V
CCB
(V)
T
A
= 25 °C
-40 to 85 °C -55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
C
IN
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
open open
4.5
V
C
I/O
3.3
5.0
10
V
C
PD
3.3
5.0
55
V
C
PD
3.3
5.0
40
V
TEST
SWITCH
t
PLH
, t
PHL
t
PZL
, t
PLZ
t
PZH
, t
PHZ
Open
2V
CC
Open
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