MAX234EWE+ Maxim Integrated Products, MAX234EWE+ Datasheet - Page 13

• Manufacturer Part Number: MAX234EWE+
• Description: IC RS-232 DRVR/RCVR 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX234EWE+

• Number Of Drivers/receivers: 4/0
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Propagation Delay Time Ns: 0.5 us
• Operating Supply Voltage: 5 V
• Supply Current: 7 mA
• Operating Temperature Range: - 40 C to + 85 C
• Data Rate: 120 Kbps
• Mounting Style: SMD/SMT
• Number Of I/os: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 1d. MAX247/MAX248/MAX249 Control Pin Configurations
ENTA
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
ENTB
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
ENRA
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
______________________________________________________________________________________
ENRB
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
OPERATION
+5V-Powered, Multichannel RS-232
STATUS
Shutdown
Shutdown
Shutdown
Shutdown
MAX247
MAX248
MAX249
All Active
All Active
All Active
All Active
All Active
All Active
All Active
All Active
All High-Z
All High-Z
All High-Z
All High-Z
All High-Z
All High-Z
All High-Z
All High-Z
TA1–TA4
TA1–TA4
TA1–TA3
TRANSMITTERS
All Active
All Active
All Active
All Active
All High-Z
All High-Z
All High-Z
All High-Z
All Active
All Active
All Active
All Active
All High-Z
All High-Z
All High-Z
All High-Z
TB1–TB4
TB1–TB4
TB1–TB3
Drivers/Receivers
All Active
All Active
All High-Z
All High-Z
All Active
All Active
All High-Z
All High-Z
All Active
All Active
All High-Z
All High-Z
Low-Power
Receive Mode
Low-Power
Receive Mode
All High-Z
All High-Z
RA1–RA4
RA1–RA4
RA1–RA5
RECEIVERS
All Active
All High-Z, except
RB5 stays active on
MAX247
All Active
All High-Z, except
RB5 stays active on
MAX247
All Active
All High-Z, except
RB5 stays active on
MAX247
All Active
All High-Z, except
RB5 stays active on
MAX247
All Active
All High-Z, except
RB5 stays active on
MAX247
All Active
All High-Z, except
RB5 stays active on
MAX247
Low-Power
Receive Mode
All High-Z, except
RB5 stays active on
MAX247
Low-Power
Receive Mode
All High-Z, except
RB5 stays active on
MAX247
RB1–RB5
RB1–RB4
RB1–RB5
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