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參數(shù)資料
| 型號(hào)： | 74VHC16245TTR |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 通用總線功能 |
| 英文描述： | 16-BIT BUS TRANSCEIVER |
| 中文描述： | 16位總線收發(fā)器 |
| 文件頁(yè)數(shù)： | 5/10頁(yè) |
| 文件大?。?/td> | 249K |
| 代理商： | 74VHC16245TTR |
74VHC16245
5/10
AC ELECTRICAL CHARACTERISTICS
(Input t
r
= t
f
= 3ns)
(*) Voltage range is 3.3V
±
0.3V
(**) Voltage range is 5.0V
±
0.5V
Note 1: Parameter guaranteed by design. t
soLH
= |t
pLHm
- t
pLHn
|, t
soHL
= |t
pHLm
- t
pHLn
|
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 operating current can be obtained by the following equation. I
CC(opr)
= C
PD
x V
CC
x f
IN
+I
CC
/8 (per circuit)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
C
L
(pF)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
t
PLH
t
PHL
Propagation Delay
Time
3.3
(*)
3.3
(*)
5.0
(**)
5.0
(**)
3.3
(*)
3.3
(*)
5.0
(**)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
15
5.8
8.4
1.0
10.0
1.0
10.0
ns
50
8.3
11.9
1.0
13.5
1.0
13.5
15
4.0
5.5
1.0
6.5
1.0
6.5
50
5.5
7.5
1.0
8.5
1.0
8.5
t
PZL
t
PZH
Output Disable
Time
15
R
L
= 1K
R
L
= 1K
R
L
= 1K
R
L
= 1K
R
L
= 1K
R
L
= 1K
8.5
13.2
1.0
15.5
1.0
15.5
ns
50
11.0
16.7
1.0
19.0
1.0
19.0
15
5.8
8.5
1.0
10.0
1.0
10.0
50
7.3
10.6
1.0
12.0
1.0
12.0
t
PLZ
t
PHZ
Output Enable
Time
50
11.5
15.8
1.0
18.0
1.0
18.0
ns
50
7.0
9.7
1.0
11.0
1.0
11.0
t
OSLH
t
OSHL
Output to Output
Skew time (note 1)
50
1.5
1.5
1.5
ns
50
1.0
1.0
1.0
Symbol
Parameter
Test Condition
Value
Unit
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
C
IN
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance
(note 1)
4
10
10
10
pF
C
I/O
8
pF
C
PD
21
pF
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