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LTC1544CG#TR

Description
IC txrx sftwr sel dte/dce 28ssop
CategoryAnalog mixed-signal IC    Drivers and interfaces   
File Size287KB,20 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Download Datasheet Parametric Compare View All

LTC1544CG#TR Overview

IC txrx sftwr sel dte/dce 28ssop

LTC1544CG#TR Parametric

Parameter NameAttribute value
Brand NameLinear Technology
Is it Rohs certified?incompatible
MakerLinear ( ADI )
Parts packaging codeSSOP
package instructionSSOP,
Contacts28
Manufacturer packaging codeG
Reach Compliance Code_compli
ECCN codeEAR99
Differential outputYES
Number of drives4
Input propertiesDIFFERENTIAL SCHMITT TRIGGER
Interface integrated circuit typeLINE TRANSCEIVER
Interface standardsEIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A
JESD-30 codeR-PDSO-G28
JESD-609 codee0
length10.2 mm
Humidity sensitivity level1
Number of functions4
Number of terminals28
Maximum operating temperature70 °C
Minimum operating temperature
Package body materialPLASTIC/EPOXY
encapsulated codeSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius)235
Certification statusNot Qualified
Maximum receive delay450 ns
Number of receiver bits4
Maximum seat height2 mm
Maximum supply voltage5.25 V
Minimum supply voltage4.75 V
Nominal supply voltage5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationDUAL
Maximum time at peak reflow temperature20
maximum transmission delay2500 ns
width5.3 mm
LTC1544
Software-Selectable
Multiprotocol Transceiver
FEATURES
s
s
DESCRIPTIO
s
s
s
s
Software-Selectable Transceiver Supports:
RS232, RS449, EIA530, EIA530-A, V.35, V.36, X.21
TUV/Detecon Inc. Certified NET1 and NET2
Compliant (Test Report No. NET2/102201/97)
TBR2 Compliant (Test Report No. CTR2/022701/98)
Software-Selectable Cable Termination Using
the LTC1344A
Complete DTE or DCE Port with LTC1543, LTC1344A
or LTC1546 with Integrated Termination
Operates from Single 5V Supply with LTC1543
APPLICATIO S
s
s
s
The LTC
®
1544 is a 4-driver/4-receiver multiprotocol trans-
ceiver. The LTC1544 and LTC1543 form the core of a
complete software-selectable DTE or DCE interface port that
supports the RS232, RS449, EIA530, EIA530-A, V.35, V.36
or X.21 protocols. Cable termination for the LTC1543 may be
implemented using the LTC1344A software-selectable cable
termination chip or by using existing discrete designs. The
LTC1546 includes software-selectable cable termination on-
chip.
The LTC1544 runs from a 5V supply and the charge pump on
the LTC1543 or LTC1546. The part is available in a 28-lead
SSOP surface mount package.
Data Networking
CSU and DSU
Data Routers
, LTC and LT are registered trademarks of Linear Technology Corporation.
TYPICAL APPLICATIO
LL
CTS
DSR
DTE or DCE Multiprotocol Serial Interface with DB-25 Connector
DCD
DTR
RTS
RXD
RXC
TXC
SCTE
TXD
LTC1544
D4
R4
R3
R2
R1
D3
D2
D1
R3
R2
R1
LTC1543
D3
D2
D1
18
LL A (141)
13 5
DSR B
CTS B
CTS A (106)
22 6
DSR A (107)
10 8
DCD B
DCD A (109)
23 20 19 4
DTR B
DTR A (108)
RTS B
RTS A (105)
SHIELD (101)
1
SG (102)
7
16 3
RXD B
RXD A (104)
9
RXC B
17
RXC A (115)
12 15 11 24 14
SCTE B
SCTE A (113)
TXD B
TXD A (103)
TXC B
TXC A (114)
DB-25 CONNECTOR
U
LTC1344A
2
1544 TA01
U
U
1

LTC1544CG#TR Related Products

LTC1544CG#TR LTC1544IG#TR LTC1544IG#TRPBF LTC1544IG#PBF LTC1544CG#TRPBF LTC1544CG#PBF
Description IC txrx sftwr sel dte/dce 28ssop IC txrx sftwr sel dte/dce 28ssop IC TXRX SOFTWARE SELECTBL 28SSOP IC TXRX SOFTWARE SELECTBL 28SSOP IC TXRX SOFTWARE SELECTBL 28SSOP IC TXRX SOFTWARE SELECTBL 28SSOP
Brand Name Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology
Is it Rohs certified? incompatible incompatible conform to conform to conform to conform to
Maker Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI )
Parts packaging code SSOP SSOP SSOP SSOP SSOP SSOP
package instruction SSOP, SSOP, SSOP, SSOP, SSOP, SSOP, SSOP28,.3
Contacts 28 28 28 28 28 28
Manufacturer packaging code G G G G G G
Reach Compliance Code _compli not_compliant compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Differential output YES YES YES YES YES YES
Number of drives 4 4 4 4 4 4
Input properties DIFFERENTIAL SCHMITT TRIGGER DIFFERENTIAL SCHMITT TRIGGER DIFFERENTIAL SCHMITT TRIGGER DIFFERENTIAL SCHMITT TRIGGER DIFFERENTIAL SCHMITT TRIGGER DIFFERENTIAL SCHMITT TRIGGER
Interface integrated circuit type LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER
Interface standards EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A EIA-232; V.10; V.11; V.28; V.35; V.36; X.21; EIA-422; EIA-423; EIA-449; EIA-530; EIA-530-A
JESD-30 code R-PDSO-G28 R-PDSO-G28 R-PDSO-G28 R-PDSO-G28 R-PDSO-G28 R-PDSO-G28
JESD-609 code e0 e0 e3 e3 e3 e3
length 10.2 mm 10.2 mm 10.2 mm 10.2 mm 10.2 mm 10.2 mm
Humidity sensitivity level 1 1 1 1 1 1
Number of functions 4 4 4 4 4 4
Number of terminals 28 28 28 28 28 28
Maximum operating temperature 70 °C 85 °C 85 °C 85 °C 70 °C 70 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SSOP SSOP SSOP SSOP SSOP SSOP
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius) 235 255 260 260 260 260
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Maximum receive delay 450 ns 450 ns 450 ns 450 ns 450 ns 450 ns
Number of receiver bits 4 4 4 4 4 4
Maximum seat height 2 mm 2 mm 2 mm 2 mm 2 mm 2 mm
Maximum supply voltage 5.25 V 5.25 V 5.25 V 5.25 V 5.25 V 5.25 V
Minimum supply voltage 4.75 V 4.75 V 4.75 V 4.75 V 4.75 V 4.75 V
Nominal supply voltage 5 V 5 V 5 V 5 V 5 V 5 V
surface mount YES YES YES YES YES YES
technology CMOS CMOS CMOS CMOS CMOS CMOS
Temperature level COMMERCIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
Terminal pitch 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 20 40 30 30 30 30
maximum transmission delay 2500 ns 2500 ns 2500 ns 2500 ns 2500 ns 2500 ns
width 5.3 mm 5.3 mm 5.3 mm 5.3 mm 5.3 mm 5.3 mm
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