MAX13444EASA+ Maxim Integrated Products, MAX13444EASA+ Datasheet - Page 12

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

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

±15kV ESD-Protected, ±80V Fault-Protected,
Fail-Safe RS-485/J1708 Transceivers
Table 1. MAX13442E/MAX13443E
(RS-485/RS-422)
X = Don’t care.
Table 2. MAX13444E (J1708) Application
12
TXD
0
1
0
1
RE
______________________________________________________________________________________
0
0
0
1
1
1
INPUTS
DE
1
1
0
0
INPUTS
DE
0
1
1
0
1
1
TRANSMITTING
TRANSMITTING
High-Z
High-Z
High-Z
A
0
OUTPUTS
DI
X
0
1
X
0
1
High-Z
High-Z
High-Z
B
1
Shutdown
High-Z
A
0
1
0
1
OUTPUTS
Recessive state
Dominant state
CONDITIONS
Shutdown
—
—
—
High-Z
B
1
0
1
0
Table 3. MAX13442E/MAX13443E
(RS-485/RS-422)
X = Don’t care.
Table 4. MAX13444E (RS-485/RS-422)
X = Don’t care.
0
0
0
1
1
0
0
0
1
1
INPUTS
INPUTS
X
X
X
0
1
DE
X
X
X
1
0
RECEIVING
RECEIVING
Open/shorted
Open/shorted
(V
(V
-0.05V
A
Function Tables
-0.2V
-0.05V
A
-0.2V
X
X
- V
X
X
- V
B
B
)
)
OUTPUTS
OUTPUTS
Shutdown
Shutdown
High-Z
High-Z
RO
RO
1
0
1
1
0
1