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LINE INTERFACES. RS-232 RS-422 RS-485 RS-644. ANALOG PRODUCT MARKET. Analog Market Forecast 2005 $B 36.4. Analog Market Breakdown 2000 $B 30.5. Source: ICE. INTERFACES ICs. This category includes line drivers & receivers, keyboard, - PowerPoint PPT Presentation
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Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
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S R
ES
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Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
TE
CH
NO
LOG
Y.
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Analog Market Breakdown2000
$B 30.5
Analog Market Forecast2005
$B 36.4
ANALOG PRODUCT MARKET
Source: ICE
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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• This category includes line drivers & receivers, keyboard, encoders, error checking circuits, and display drivers.
• Analysts predict a CAGR of only 6.6% till 2005.
INTERFACES ICs
•Top 10 Manufacturers :
Source: ICE
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
LOG
Y.
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SIGNALING RATE versus CABLE LENGTH
Source: T.I.
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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Y.
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INTERFACES Ics MAIN STANDARDS
Source: STm
Line Length (m)
Single Ended
Differential
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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Y.
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Single-Ended Transmission(Unbalanced)
Differential Transmission
DATA TRANSMISSION MODE
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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DATA TRANSMISSION TOPOLOGIES
Point-to-Point Connection
Multi-Drop Connection
Multi-Point Connection Using Multiple Transceiver
RS-232
RS-422
RS-485
RS-423
RS-644(LVDS)
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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Actors (3.3V) Maxim (Drv/Rcv): 0/1, 1/1, 2/2, 5/3, 3/5, 3/3,4/5. TI (Drv/Rcv): only 1part, sn75lv4737A(3/5) NSC(Drv/Rcv): only 1 part, DS14C335 (3/5)
Maximum line length 20 m
Transmission mode Point to point
Function Driver Receiver Transceiver
ESD Protection Standard (8kV) or 15kV(human body model)
Package SO SSOP
RS-232
Data rate 512 Kbps (Std : 20 Kbps)
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
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Actors (3.3V) Maxim (Drv/Rcv): 1/1, 0/4, 0/3 TI: no parts in low voltage NSC: no parts in low voltage
Data rate 35 Mbps (Std : 10 Mbps)
Maximum line length 1200 m
Transmission mode Multipoint
Function Driver Receiver Transceiver
ESD Protection Standard (8kV) or 15kV(human body model)
Package SO
RS-485
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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CH
NO
LOG
Y.
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Actors (3.3V) NSC T.I. Maxim Pericom Fairchild
Data rate : 655 Mbps
Maximum line length 15 m
Transmission mode Point to point
Function Driver Receiver Transceiver Flat Panel Display Serdes
ESD Protection Standard (8kV) or 15kV(human body model)
Package SO SSOP TSSOP
RS-644 : LVDS
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
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LL - LowVV - VoltageDD - DifferentialSS - Signaling
LVDSLVDS
RS-644 : LVDS
• Conforms to the TIA/EIA-644 Standard
• Low Power, High Speed Differential Technology
• ± 350mV voltage swing with 1.2V typical offset voltage
• Serial data rates up to 655Mbs
• Primarily used in point-to-point
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
H &
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NO
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Y.
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LVDS FUNCTION
Source: Fairchild
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
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NO
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LVDS CROSS REFERENCE
Source: Fairchild
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
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NO
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Y.
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RECOMMENDED RS-422 AND RS-485 UPGRADES
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
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• LVDS Low Voltage Differential Signaling
• BLVDS Bus/Backplane Low Voltage Differential Signaling (NSC)
• LVDM Low Voltage Differential Multi-drop (TI)
• LVDT Low Voltage Differential w/Termination (TI)
• MLVDS Multi-Point Low Voltage Differential Signaling (RS-xxx?)
• SerDes Serializer/Deserializer
• ANSI American National Standard Institute
• TIA Telecommunication Industry Association
• EIA Electronic Institute Association
• RS-xxx Recognized Standard
ACRONYMS
Séminaire CNES : CI Logiques & Interfaces
THALES RESEARCH & TECHNOLOGY FRANCE
09/10/01
Info
rmat
ion
incl
uded
in
th
is
docu
men
t is
th
e p
rope
rty
of
TH
ALE
S.
It m
ust
not
be d
iscl
osed
with
out
the
prio
r w
ritte
n co
nsen
t of
TH
ALE
S R
ES
EA
RC
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STANDARDS INTERFACES SPECIFICATION RS232
EIA/TIA 644(LVDS)
RS423 RS422 RS485
MAIN APPLICATION FIELDS COMPUTERPORTABLECOMPUTER
TELECOMINDUSTRIAL
TELECOMINDUSTRIAL
TELECOMINDUSTRIAL
MODE OF OPERATION SINGLE-ENDED DIFFERENTIAL SINGLE-ENDED DIFFERENTIAL DIFFERENTIAL
NUMBER OF DRIVERS ANDRECEIVERS ALLOWED ONONE LINE
1 DRIVER1 RECEIVER
1 DRIVER1 RECEIVER
1 DRIVER10 RECEIVERS
1 DRIVER10 RECEIVERS
32 DRIVERS32 RECEIVERS
MAXIMUM CABLE LENGTH 20 METRES 15 METRES 1200 METRES 1200 METRES 1200 METRES
MAXIMUM DATA RATE 20kb/s 655Mb/s 100kb/s 10Mb/s 10Mb/s
MAX. VOLTAGE APPLIED TODRIVER OUTPUT
± 25V 0 to 2.9V ±6V -0.25V to 6V -7V to 12V
DRIVER OUTPUT SIGNAL± 5V (loaded)
± 15V (unloaded)1.0 to 1.4
±3.6V(loaded)±6V(unloaded)
±2V(loaded)±5V(unloaded)
±1.5V(loaded)±5V(unloaded)
DRIVER LOAD 3K to 7K 100 450 (MIN) 100 54
MAX. DRIVER OUTPUTCURRENT (HIGHIMPEDANCE STATE)
VMAX/300(power off)
10µA(power off)
±100µA(power off)
±100µA(power off)
±100µA(power off)
OUTPUT SLEW RATE 30V/µs (MAX) 400psCONTROLSPROVIDED
RECEIVER INPUT VOLTAGERANGE
±15V 0 to 2.9V ±12V ±7V -7V to 12V
RECEIVER INPUTSENSITIVITY
±3V ±100mV ±200mV ±200mV ±200mV
RECEIVER INPUTRESISTANCE 3K to 7K High Impedance 4K (MIN) 4K (MIN) 12K (MIN)
