MAX13444EASA+ Maxim Integrated Products, MAX13444EASA+ Datasheet - Page 11

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
MAX13442E
MAX13443E
1
2
3
4
5
6
7
8
±15kV ESD-Protected, ±80V Fault-Protected,
PIN
______________________________________________________________________________________
MAX13444E
1
2
5
6
7
8
3
4
Fail-Safe RS-485/J1708 Transceivers
NAME
GND
TXD
V
RO
DE
DI
A
B
CC
Receiver Output. If the receiver is enabled and (V
RO = high; if (V
Receiver Output Enable. Pull
Driver Output Enable. Force DE high to enable driver. Pull DE low
to three-state the driver output. Drive
enter low-power shutdown mode.
Driver Input. A logic-low on DI forces the noninverting output low
and the inverting output high. A logic-high on
DI forces the noninverting output high and the inverting output
low.
Ground
Noninverting Receiver Input/Driver Output
Inverting Receiver Input/Driver Output
Positive Supply, V
bypass V
protection, bypass V
Driver Output Enable. Pull
high to three-state the outputs. Drive
power shutdown mode.
J1708 Input. A logic-low on TXD forces outputs A and B to the
dominant state. A logic-high on TXD forces outputs A and B to
the recessive state.
CC
to GND with a 0.1μF ceramic capacitor. For full ESD
A
- V
CC
B
CC
)
= +4.75V to +5.25V. For normal operation,
to GND with 1μF ceramic capacitor.
-200mV, RO = low.
FUNCTION
low to enable the outputs. Force
low to enable RO.
Pin Description
high and pull DE low to
and
high to enter low-
A
- V
B
)
-50mV,
11

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