參數(shù)資料
型號(hào): SCAN18373T
廠商: National Semiconductor Corporation
英文描述: Transparent Latch with TRI-STATE Outputs(帶三態(tài)輸出的透明鎖存器)
中文描述: 透明鎖存器與三態(tài)輸出(帶三態(tài)輸出的透明鎖存器)
文件頁(yè)數(shù): 10/14頁(yè)
文件大?。?/td> 170K
代理商: SCAN18373T
AC Operating Requirements
(Continued)
Normal Operation
Symbol
Parameter
V
CC
(V)
(Note 9)
Military
Units
Fig.
No.
T
A
= 55C to +125C
C
L
= 50 pF
Guaranteed Minimum
Data to LE
Hold Time, H or L
LE to Data
LE Pulse Width
t
H
5.0
1.5
ns
t
W
5.0
5.0
ns
Note 9:
Voltage Range 5.0 is 5.0V
±
0.5V.
AC Electrical Characteristics
Scan Test Operation
Symbol
Parameter
V
CC
(V)
(Note 10)
Military
Units
Fig.
No.
T
A
=55C to +125C
C
L
= 50 pF
Min
3.5
3.5
2.5
2.5
3.0
3.0
5.0
5.0
Max
15.8
15.8
12.8
12.8
16.7
16.7
21.7
21.7
t
PLH
,
t
PHL
t
PLZ
,
t
PHZ
t
PZL
,
t
PZH
t
PLH
,
t
PHL
Propagation Delay
TCK to TDO
Disable Time
TCK to TDO
Enable Time
TCK to TDO
Propagation Delay
TCK to Data Out
during Update-DR
State
Propagation Delay
TCK to Data Out
during Update-IR
State
Propagation Delay
TCK to Data Out
during Test Logic
Reset State
Propagation Delay
TCK to Data Out
during Update-DR
State
Propagation Delay
TCK to Data Out
during Update-IR
State
Propagation Delay
TCK to Data Out
during Test Logic
Reset State
Propagation Delay
TCK to Data Out
during Update-DR
State
5.0
ns
5.0
ns
5.0
ns
5.0
ns
t
PLH
,
t
PHL
5.0
5.0
5.0
22.0
22.0
ns
t
PLH
,
t
PHL
5.0
5.5
23.0
ns
5.5
23.0
t
PLZ
,
t
PHZ
5.0
4.0
4.0
19.6
19.6
ns
t
PLZ
,
t
PHZ
5.0
5.0
22.4
22.4
5.0
ns
t
PLZ
,
t
PHZ
5.0
23.3
5.0
ns
5.0
23.3
t
PZL
,
t
PZH
5.0
5.0
22.6
22.6
5.0
ns
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