參數(shù)資料
型號： LTC1343
廠商： Linear Technology Corporation
英文描述： Software-Selectable Multiprotocol Transceiver(軟件可選擇4發(fā)4收多協(xié)議收發(fā)器)
中文描述： 軟件選擇多協(xié)議收發(fā)器（軟件可選擇4發(fā)4收多協(xié)議收發(fā)器）
文件頁數(shù)： 4/28頁
文件大?。?/td> 388K
代理商： LTC1343
4
LTC1343
ELECTRICAL CHARACTERISTICS
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 5V (Notes 2, 3)
SYMBOL
t
PHL
PARAMETER
Input to Output
CONDITIONS
(Figures 2, 7), CTRL = GND, 0
°
C
≤
T
A
≤
70
°
C
CTRL = V
CC
, 0
°
C
≤
T
A
≤
70
°
C
(Figures 2, 7), CTRL = GND, –40
°
C
≤
T
A
≤
85
°
C
CTRL = V
CC
, –40
°
C
≤
T
A
≤
85
°
C
(Figures 2, 7), 0
°
C
≤
T
A
≤
70
°
C
(Figures 2, 7), –40
°
C
≤
T
A
≤
85
°
C
MIN
35
TYP
80
400
80
400
5
5
MAX
115
UNITS
G
ns
ns
ns
ns
ns
ns
G
25
130
t
Input to Output Difference,
t
PLH
– t
PHL
G
G
0
0
17
25
V.35 Driver
V
OD
Differential Output Voltage
Open Circuit
With Load, –4.0V
≤
V
CM
= 4.0V (Figure 3)
V
A, B
= 0V
V
A, B
= 0V
–0.25V
≤
V
A, B
≤
0.25V
(Figures 3, 6)
(Figures 3, 6), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 6), –40
°
C
≤
T
A
≤
85
°
C
(Figures 3, 6), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 6), –40
°
C
≤
T
A
≤
85
°
C
(Figures 3, 6), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 6), –40
°
C
≤
T
A
≤
85
°
C
(Figures 3, 6)
6.0
±
0.66
–9.4
12.6
±
100
V
V
G
±
0.44
–12.6
9.4
±
0.55
–11
11
±
0.01
5
45
45
45
45
5
5
4
I
OH
I
OL
I
OZ
t
r
, t
f
t
PLH
Transmitter Output High Current
Transmitter Output Low Current
Transmitter Output Leakage Current
Rise or Fall Time
Input to Output
G
mA
mA
μ
A
ns
ns
ns
ns
ns
ns
ns
ns
G
G
G
G
25
25
25
25
0
0
75
90
75
90
17
25
t
PHL
Input to Output
G
G
t
Input to Output Difference,
t
PLH
– t
PHL
G
G
t
SKEW
V.35 Receiver
V
TH
Output to Output Skew
Differential Receiver Input
Threshold Voltage
Receiver Input Hysteresis
Receiver Input Current (A, B)
Receiver Input Impedance
Rise or Fall Time
Input to Output
–2V
≤
(V
A
+ V
B
)/2
≤
2V (Figure 3)
G
–0.2
0.2
V
V
TH
I
IN
R
IN
t
r
, t
f
t
PLH
–2V
≤
(V
A
+ V
B
)/2
≤
2V (Figure 3)
–10V
≤
V
A, B
≤
10V
–10V
≤
V
A, B
≤
10V
(Figures 3, 7)
(Figures 3, 7), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 7), –40
°
C
≤
T
A
≤
85
°
C
(Figures 3, 7), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 7), –40
°
C
≤
T
A
≤
85
°
C
(Figures 3, 7), 0
°
C
≤
T
A
≤
70
°
C
(Figures 3, 7), –40
°
C
≤
T
A
≤
85
°
C
G
11
40
mV
mA
k
ns
ns
ns
ns
ns
ns
ns
G
±
0.50
G
20
32
15
80
80
100
100
4
4
G
G
115
130
115
130
17
25
t
PHL
Input to Output
G
G
t
Input to Output Difference,
t
PLH
– t
PHL
G
G
V.10 Driver
V
O
Output Voltage
Open Circuit, R
L
= 3.9k
R
L
= 450
(Figure 4)
V
O
at 450
> 0.9 V
O
at R
L
= 3.9k
Driver 1 Only
V
O
= GND; EIA-530, X.21, EIA-530-A Modes
–0.25V
≤
V
O
≤
0.25V, Power Off or
No-Cable Mode or Driver Disabled
(Figures 4, 8), R
L
= 450
, C
L
= 100pF
R
423SET
= 100k
(Figures 4, 8), R
L
= 450
, C
L
= 100pF
R
423SET
= 100k
(Figures 4, 8), R
L
= 450
, C
L
= 100pF
R
423SET
= 100k
±
4.0
±
3.6
±
6.0
V
V
I
SS
I
OZ
Short-Circuit Current
Output Leakage Current
±
150
±
100
mA
μ
A
G
±
0.1
t
r
, t
f
Rise or Fall Time
4
μ
s
t
PLH
Input to Output
8
μ
s
t
PHL
Input to Output
8
μ
s
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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