參數(shù)資料
型號: TC7MP245FTG
廠商: Toshiba Corporation
英文描述: Low-Voltage/Low-Power Octal Bus Transceiver with Bus-hold
中文描述: Low-Voltage/Low-Power八路總線與總線收發(fā)器,持有
文件頁數(shù): 8/12頁
文件大?。?/td> 270K
代理商: TC7MP245FTG
TC7MP245FK/FTG
2007-10-19
8
Table1 CPD Test Condition
-Symbol explanation-
V=V
CC
(+3.3V)
G=GND(0V)
H=Logic1(VCC)
L=Logic0(GND)
X=Don’t care(Fixed to V
CC
or GND)
O=Open
C=Connect a condenser(30pF) between output terminal and GND.
P=Input pulse with 50% duty cycle.
AC Test Circuit
AC Waveform
Pin
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
A bus /OE= "L"
H
P
X
X
X
X
X
X
X
G
O
O
O
O
O
O
O
C
L
V
A bus /OE= "H"
H
P
O
O
O
O
O
O
O
G
O
O
O
O
O
O
O
O
H
V
B bus /OE= "L"
L
C
O
O
O
O
O
O
O
G
X
X
X
X
X
X
X
P
L
V
B bus /OE= "H"
L
O
O
O
O
O
O
O
O
G
O
O
O
O
O
O
O
P
H
V
6.0 V or V
CC
×
2
Open
GND
Switch
Output
Measure
R
L
=
500
Ω
C
L
=
30 pF
Parameter
Switch
t
pLH
, t
pHL
Open
t
pLZ
, t
pZL
6.0 V
V
CC
×
2
@V
CC
=
3.3
±
0.3 V
@V
CC
=
2.5
±
0.2 V
@V
CC
=
1.8
±
0.15 V
t
pHZ
, t
pZH
GND
R
L
R
L
C
L
Figure 1
90%
10%
Input
(An, Bn)
GND
V
IH
t
r
2.0 ns
V
M
Output
(An, Bn)
V
OL
V
OH
V
M
t
pLH
t
pHL
Figure 2 t
pLH
, t
pHL
t
f
2.0 ns
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