參數(shù)資料
型號： 74VCXHQ163245LBR
廠商： 意法半導(dǎo)體
英文描述： 16-BIT DUAL SUPPLY BUS TRANSCEIVER LEVEL TRANSLATOR WITH BUS HOLD AND EMI NOISE CONTROL
中文描述： 16位雙電源總線收發(fā)器電平轉(zhuǎn)換器與巴士持有和電磁干擾噪音管制
文件頁數(shù)： 7/17頁
文件大?。?/td> 643K
代理商： 74VCXHQ163245LBR
74VCXHQ163245
7/17
Table 8: Dynamic Switching Characteristics
Table 9: AC Electrical Characteristics
(C
LA
= 10pF, C
LB
= 30pF, R
L
= 500
)
1) Skew is defined as the absolute value of the difference between the actual propagation delay for any two outputs of the same device switch-
ing in the same direction, either HIGH or LOW (t
OSLH
= | t
PLHm
- t
PLHn
|, t
OSHL
= | t
PHLm
- t
PHLn
|
2) Parameter guaranteed by design
Symbol
Parameter
Test Condition
Value
Unit
V
CCB
(V)
V
CCA
(V)
T
A
= 25 °C
-40 to 85 °C
Min.
Typ.
Max.
Min.
Max.
V
OLPA
Dynamic Low Level
Quiet An Output
1.8
1.8
2.5
1.8
1.8
2.5
1.8
1.8
2.5
1.8
1.8
2.5
1.8
1.8
2.5
1.8
1.8
2.5
2.5
3.3
3.3
2.5
3.3
3.3
2.5
3.3
3.3
2.5
3.3
3.3
2.5
3.3
3.3
2.5
3.3
3.3
C
L
=10pF
V
IL
=0V V
IH
=V
CCB
0.15
0.20
0.20
0.25
0.25
0.60
-0.15
-0.20
-0.20
-0.25
-0.25
-0.60
2.35
3.10
3.10
1.70
1.70
2.00
V
V
OLPB
Dynamic Low Level
Quiet Bn Output
C
L
=30pF
V
IL
=0V V
IH
=V
CCA
V
V
OLVA
Dynamic Low Level
Quiet An Output
C
L
=10pF
V
IL
=0V V
IH
=V
CCB
V
V
OLVB
Dynamic Low Level
Quiet Bn Output
C
L
=30pF
V
IL
=0V V
IH
=V
CCA
V
V
OHVA
Dynamic High Level
Quiet An Output
C
L
=10pF
V
IL
=0V V
IH
=V
CCB
V
V
OHVB
Dynamic High Level
Quiet Bn Output
C
L
=30pF
V
IL
=0V V
IH
=V
CCA
V
Symbol
Parameter
Test Condition T
A
= -40 to 85 °C
Unit
V
CCB
= 1.8 ± 0.15V
V
CCB
= 1.8 ± 0.15V
V
CCB
= 2.5 ± 0.2V
V
CCA
= 2.5 ± 0.2V
V
CCA
= 3.3 ± 0.3V
V
CCA
= 3.3 ± 0.3V
Min.
Max.
Min.
Max.
Min.
Max.
t
PLH
t
PHL
Propagation Delay Time
An to Bn
Propagation Delay Time
Bn to An
Output Enable Time
G to An
Output Enable Time
G to Bn
Output Disable Time
G to An
Output Disable Time
G to Bn
Output To Output Skew
Time (note1, 2)
1.0
5.5
1.0
5.0
1.0
4.4
ns
t
PLH
t
PHL
1.0
7.7
1.0
6.5
1.0
6.0
t
PZL
t
PZH
1.0
8.5
1.0
7.1
1.0
6.5
ns
t
PZL
t
PZH
1.0
7.0
1.0
7.0
1.0
5.0
t
PLZ
t
PHZ
1.0
5.0
1.0
5.0
1.0
4.5
ns
t
PLZ
t
PHZ
1.0
5.0
1.0
5.0
1.0
4.5
t
OSLH
t
OSHL
0.5
0.5
0.75
ns
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