MAX13444EASA+ Maxim Integrated Products, MAX13444EASA+ Datasheet - Page 9

IC TXRX J1708 HALF DUPLEX 8-SOIC

MAX13444EASA+

Manufacturer Part Number
MAX13444EASA+
Description
IC TXRX J1708 HALF DUPLEX 8-SOIC
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet

Specifications of MAX13444EASA+

Number Of Drivers/receivers
1/1
Protocol
RS422, RS485
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Operating Supply Voltage
1.62 V to 5.5 V
Supply Current
2 mA
Operating Temperature Range
- 40 C to + 85 C
Data Rate
16 Mbps
Mounting Style
SMD/SMT
Propagation Delay Time Ns
50 ns
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 5. Driver Enable and Disable Times
Figure 7. Receiver Propagation Delay
Figure 6. Driver Enable and Disable Times
GENERATOR
±15kV ESD-Protected, ±80V Fault-Protected,
GENERATOR
(NOTE 5)
GENERATOR
(NOTE 5)
(NOTE 5)
1.0V
0 OR 3V
0 OR 3V
0V
_______________________________________________________________________________________
DI
DI
50Ω
50Ω
50Ω
D
D
DE
DE
A
B
A
B
C
(NOTE 6)
Fail-Safe RS-485/J1708 Transceivers
C
(NOTE 6)
L
V
L
= 50pF
ID
S1
= 50pF
S1
A
B
V
OM
R
=
V
OH
+ V
2
V
CC
R
OL
O
R
≈ 1.5V
L
= 500Ω
R
L
A, B
= 500Ω
C
(NOTE 6)
L
= 20pF
A, B
Test Circuits and Waveforms (continued)
A, B
A, B
DE
(A–B)
DE
RO
t
RPLH
t
t
t
t
PDZL
PDLS
PDZH
PDHS
1.5V
1.5V
1.0V
V OM
V
OM
V
OM
1.5V
1.5V
1.0V
t
t
PDLZ
PDHZ
V
OM
t
RPHL
0.25V
0.25V
3V
0V
V
V
3V
0V
V
0V
CC
OL
OH
2.0V
0V
V
0V
CC
9

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