參數(shù)資料
型號(hào): MAX3444EESA
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 通用總線功能
英文描述: 【15kV ESD-Protected, 【60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers
中文描述: LINE TRANSCEIVER, PDSO8
封裝: 0.150 INCH, MS-012A, SOIC-8
文件頁(yè)數(shù): 7/20頁(yè)
文件大小: 368K
代理商: MAX3444EESA
M
±15kV ESD-Protected, ±60V Fault-Protected,
10Mbps, Fail-Safe RS-485/J1708 Transceivers
_______________________________________________________________________________________
7
V
CC
D
V
OD
V
OC
2
R
L
2
R
L
DI
A
B
Figure 1. Driver V
OD
and V
OC
R
RO
0
V
OH
I
OH
(-)
I
OL
(+)
V
OL
V
ID
A
B
Figure 2. Receiver V
OH
and V
OL
V
CC
V
OM
3V
0
V
OH
V
OM
V
OM
V
OM
V
OM
V
OL
V
OH
V
OL
50
R
L
2
C
= 50pF
(NOTE 5)
GENERATOR
(NOTE 4)
D
DI
t
PLHA
1.5V
A
B
OUT
S1
DI
1.5V
t
PHLA
t
PHLB
t
PLHB
1.5V
V
OH
+ V
OL
2
V
OM
=
A
B
Figure 3. Driver Propagation Times
Test Circuits and Waveforms
V
CC
50
R
L
C
L
= 50pF (NOTE 5)
GENERATOR
(NOTE 4)
D
DI
OUT
C
L
C
L
t
DPLH
t
DPHL
t
LH
50%
10%
1.5V
(A–B)
DI
90%
50%
10%
1.5V
90%
3V
0
2.0V
t
HL
-2.0V
A
B
Figure 4. Driver Differential Output Delay and Transition Times
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