General Description
The MAX13172E is a four-driver/four-receiver multiproto-
col transceiver that operates from a single +5V supply in
conjunction with the MAX13170E and MAX13174E. The
MAX13172E, along with the MAX13170E and the
MAX13174E, form a complete software-selectable data
terminal equipment (DTE) or data communication equip-
ment (DCE) interface port that supports the V.28 (RS-232),
V.10/V.11 (RS-449/V.36, EIA-530, EIA-530A, X.21, RS-
423), and V.35 protocols. The MAX13172E transceiver
carries serial-interface control signaling, while the
MAX13170E carries the high-speed clock and data sig-
nals. Typically, the MAX13170E is terminated using the
MAX13174E.
The MAX13172E is available in a 5.3mm x 10.2mm, 28-
pin SSOP package and operates over the 0°C to +70°C
commercial temperature range.
Applications
Data Networking
CSU/DSU Devices
Data Routers
Switches
PCI Cards
Telecommunication Equipment
Features
o The MAX13170E/MAX13172E/MAX13174E Chipset
is a Pin-for-Pin Upgrade to the MXL1544/MAX3175/
MXL1543/MXL1543B Chipset
o Chipset Operates from a Single +5V Supply
o Software-Selectable DCE/DTE Configurations
o Supports V.28 (RS-232), V.10/V.11 (RS-449/V.36,
EIA-530, EIA-530A, X.21, RS-423) Protocols
o Flowthrough Pin Configuration
o Fail-Safe Receivers While Maintaining V.11 and
V.35 Compatibility
o Extremely Low Maximum Shutdown Current
(No-Cable Mode)
o TUV-Certified NET1/NET2 and TBR1/TBR2
Compliant (Pending)
o Extended ESD Protection for All Transmitter
Outputs and Receivers Inputs to GND
±10kV Using the Human Body Model
±3kV Using the Contact Method Specified in
IEC 61000-4-2
±3kV Using the Air Gap Discharge Method
Specified in IEC 61000-4-2
MAX13172E
+5V Multiprotocol, Software-Selectable
Clock Transceiver
________________________________________________________________
Maxim Integrated Products
1
Ordering Information
19-3900; Rev 1; 8/11
PART
TEMP RANGE
PIN-PACKAGE
MAX13172ECAI+
0°C to +70°C
28 SSOP
Typical Operating Circuit
T1T2
T3
T4
R1
R2R3
MAX13170E
RXD RXC TXDTXC SCTE
T1T2
T3
R1
R2R3
MAX13172E
CTS DSR RTSDTRDCD
RXC B
RXD A (104)
RXD B
SG (102)
SHIELD (101)
RTS A (105)
RTS B
DTR A (108)
DTR B
DCD A (107)
DCD B
DSR A (109)
CTS A (106)
DSR B
CTS B
LL A (141)
TXD B
SCTE A (113)
SCTE B
TXC A (114)
TXC B
TXD A (103)
DB-25 CONNECTOR
13
R4
LL
RXC A (115)
18 5 10 8 22 6 23 20 19 4 1 7 16 3 9 17 12 15 11 24 14 2
MAX13174E
+
Denotes a lead(Pb)-free/RoHS-compliant package.
Pin Configuration appears at end of data sheet.
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
EVALUATION KIT
AVAILABLE
MAX13172E
+5V Multiprotocol, Software-Selectable
Clock Transceiver
2 _______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(V
CC
= 4.5V to 5.5V, T
A
= T
MIN
to T
MAX
. Typical values are at V
CC
= 5V, and T
A
= +25°C, V.28 mode only: V
DD
= +5.6V to +7.1V and
V
EE
= -7.1V to -5.4V. Typical values are at V
DD
= +6.9V and V
EE
= -6.7V, no-cable mode: V
DD
= V
CC
and V
EE
= 0V, other modes:
V
DD
= +5.15V to +5.7V and V
EE
= -4.84V to -4.16V. Typical value are at V
DD
= +5.3V and V
EE
= -4.5V.) (Notes 2, 3)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
(All voltages referenced to GND, unless otherwise noted.)
Supply Voltages
V
CC
.......................................................................-0.3V to +6V
V
DD
....................................................................-0.3V to +7.1V
V
EE
.....................................................................+0.3V to -7.1V
V
DD
to V
CC
............................................................+0.3 to +6V
Logic Input Voltages
M0, M1, M2, DCE/DTE, T_IN, INVERT..................-0.3V to +6V
Logic Output Voltages
R_OUT....................................................-0.3V to (V
CC
+ 0.3V)
Transmitter Outputs
T_OUT_, T_OUT_/R_IN_ (No-Cable Mode,
V.28 only).........................................................-15V to +15V
Short-Circuit Duration to GND...............................Continuous
Receiver Inputs
R_IN_, T_OUT_/R_IN_ ........................................-15V to +15V
R_INA to R_INB, T3OUTA/R1INA to
T3OUT/R1INB.....................................................-15V to +15V
Continuous Power Dissipation (T
A
= +70°C)
28-Pin TSSOP
Single-Layer Board (derate 9.5mW/°C above +70°C) ......762mW
Multi-Layer Board (derate 14.9mW/°C above +70°C)........1194mW
Operating Temperature Range ................................0°C to 70°C
Junction Temperature .....................................................+150°C
Storage Temperature Range ............................-65°C to +150°C
Lead Temperature (soldering, 10s) ................................+300°C
Soldering Temperature (reflow) ......................................+260°C
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
V
CC
Operating Range V
CC
4.5 5.5 V
V.28 mode 5.6 7.1
V
DD
Operating Range V
DD
V.10 or V.11 mode 5.15 5.7
V
V.28 mode -7.1 -5.4
V
EE
Operating Range V
EE
V.10 or V.11 mode -4.84 -4.16
V
CH1, CH3 = V.11, CH2 = V.10, CH4 = V.10,
no load
5.5
CH1, CH3 = V.11, CH2 = V.10, CH4 = V.10,
full load
95 135
C H 1, C H 2, C H 3 = V .11, C H 4 = V .10, ful l l oad 138 180
V.28 mode 3.5 9
mA
V
CC
Supply Current (DCE Mode)
(Digital Inputs = GND or V
CC
)
(Transmitter Outputs Static)
I
CC
No cable mode; M0, M1, M2, DCE/DTE,
INVERT, open or at V
CC
(V
DD
= V
CC
and
V
EE
= GND)
010µA
C H 1, C H 3 = V .11, C H 2, C H 4 = V .10, no l oad 300
Internal Power Dissipation
(DCE Mode)
P
D
V.28 mode, full load 54
mW
Note 1: Package thermal resistances were obtained using the method described in JESD51-7, using a four-layer board. For detailed
information on package thermal considerations, refer to www.maxim-ic.com/thermal-tutorial
.
PACKAGE THERMAL CHARACTERISTICS (Note 1)
SSOP
Junction-to-Ambient Thermal Resistance (θ
JA
)...............+67°C/W
Junction-to-Case Thermal Resistance (θ
JC
)......................+25°C/W
MAX13172E
+5V Multiprotocol, Software-Selectable
Clock Transceiver
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 4.5V to 5.5V, T
A
= T
MIN
to T
MAX
. Typical values are at V
CC
= 5V, and T
A
= +25°C, V.28 mode only: V
DD
= +5.6V to +7.1V and
V
EE
= -7.1V to -5.4V. Typical values are at V
DD
= +6.9V and V
EE
= -6.7V, no-cable mode: V
DD
= V
CC
and V
EE
= 0V, other modes:
V
DD
= +5.15V to +5.7V and V
EE
= -4.84V to -4.16V. Typical value are at V
DD
= +5.3V and V
EE
= -4.5V.) (Notes 2, 3)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
CH1, CH3 = V.11, CH2 = V.10 or V.11,
CH4 = V.10, no load
2.1
CH1, CH2, CH3 = V.11, CH4 = V.10,
full load (output low)
13 30
CH1, CH3 = V.11, CH2, CH4 = V.10,
full load (output low)
22 30
V.28 mode, no load 1
V.28 mode, full load (output low) 12 18
mA
V
EE
Supply Current I
EE
No cable mode
(V
DD
= V
CC
and V
EE
= GND)
010µA
CH1, CH3 = V.11, CH2 = V.10 or V.11,
CH4 = V.10, no load
0.6
CH1, CH2, CH3 = V.11, CH4 = V.10,
full load (output high)
11 30
CH1, CH3 = V.11, CH2, CH4 = V.10, full
load (output high)
22 30
V.28 mode, no load 2.5
V.28 mode, full load (output high) 12 10
mA
V
DD
Supply Current I
DD
No cable mode
(V
DD
= V
CC
and V
EE
= GND)
010µA
Thermal-Shutdown Protection THSD +145 °C
LOGIC INPUTS (M0, M1, M2, DCE/DTE, INVERT, T1IN, T2IN, T3IN, T4IN)
Input High Voltage V
IH
0.66 x V
C C
V
Input Low Voltage V
IL
0.33 x V
C C
V
Logic-Input Current I
IN
T1IN, T2IN, T3IN, T4IN -1 +1 µA
Pullup Resistor R
PUIN
M0, M1, M2, DCE/DTE, INVERT to V
CC
50 100 166 k
LOGIC OUTPUTS (R1OUT, R2OUT, R3OUT, R4OUT)
Output High Voltage V
OH
I
SOURCE
= 4mA 0.66 x V
C C
V
Output Low Voltage V
OL
I
SINK
= 4mA 0.33 x V
C C
V
Output Pullup Resistor R
PUY
No cable mode (to V
CC
) 71.4 k
Transmitter Output Leakage
Current
I
Z
-0.25V < V
OUT
< +0.25V, V
CC
= 0V or no
cable mode
±1 ±5 µA
V.11 TRANSMITTER
Open-Circuit Differential Output
Voltage
V
ODO
Open circuit, R = 1.95k, Figure 1 - V
CC
+V
CC
V
R = 50, Figure 1 0.5 x V
OD O
Loaded Differential Output
Voltage (Note 4)
|V
ODL
|
R = 50, Figure 1 2
V
Change in Magnitude of Output
Differential Voltage
V
OD
R = 50, Figure 1 0.2 V

MAX13172ECAI+T

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Interface - Specialized +5V Multiprotocol, Software-Selectable Clock Transceiver
Lifecycle:
New from this manufacturer.
Delivery:
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