MAX3161CAG+ Maxim Integrated Products, MAX3161CAG+ Datasheet - Page 13

• Manufacturer Part Number: MAX3161CAG+
• Description: IC TXRX RS232/485/422 24SSOP
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX3161CAG+

• Number Of Drivers/receivers: 2/2
• Protocol: RS232, RS422, RS485
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Package: 24SSOP
• Data Transmission Topology: Point-to-Point|Multidrop|Multipoint
• Interface Standards: EIA/TIA-232|EIA/TIA-485|RS-232|RS-422|RS-485
• Data Rate: 10 Mbps
• Function: Line Transceiver
• Number Of Transceivers: 2
• Number Of Transmitters: 1@RS-422|1@RS-485|2@RS-232
• Transmitter Signal Type: Single-Ended|Differential
• Transmitter Communication Type: RS-232|RS-422|RS-485
• Driving Mode: 3-State
• Typical Single Supply Voltage: 3.3|5 V
• Propagation Delay Time Ns: 0.15 us
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 2.5 mA
• Operating Temperature Range: 0 C to + 70 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 4. RS-485/422 Driver Enable/Disable Timing Test Load
Figure 8. MAX3162 RS-485/422 Receiver Enable and Disable
Times
Figure 6. RS-485/422 Driver Enable and Disable Times
RE485
RO
RO
DE485
V
Y, Z
Y, Z
V
3V
CC
3V
OL
0
0
0
0
UNDER TEST
OUTPUT
1.5V
1.5V
______________________________________________________________________________________
2.3V
1.5V
2.3V
1.5V
C
500Ω
L
t
t
t
t
DZL
RZL
RZH
+3.0V to+5.5V, 1µA, RS-232/RS-485/422
DZH
OUTPUT NORMALLY HIGH
OUTPUT NORMALLY HIGH
OUTPUT NORMALLY LOW
OUTPUT NORMALLY LOW
t
t
t
DHZ
t
RHZ
DLZ
RLZ
S1
S2
1.5V
1.5V
V
V
V
V
OL
OH
OL
OH
V
CC
+0.5V
+ 0.5V
- 0.5V
-0.5V
Multiprotocol Transceivers
Figure 5. RS-485/422 Driver Propagation Delays
Figure 7. RS-485/422 Receiver Propagation Delays
Figure 9. RS-485/422 Receiver Propagation Delays Test Circuit
V
-1V
DIFF
RO
1V
DI
V
-V
V
3V
V
OH
OL
0
Z
Y
O
0
O
A
B
V
1/2 V
O
T
1.5V
DR
10%
O
Test Circuits (continued)
90%
t
DPLH
V
t
DSKEW =
CC
t
V
RPHL
ID
/2
V
INPUT
DIFF
|
t
= V
DPLH
OUTPUT
y
- V
- t
A
B
t
t
DPHL
DPHL
RPLH
z
T
DF
90%
|
R
V
CC
1.5V
/2
10%
RO
1/2 V
C
L
O
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