List of network buses

{{Short description|List of single collision domain electronic communication bus systems}}

List of electrical characteristics of single collision domain segment "slow speed" network buses:

class="wikitable sortable" style="width:100%;"

! Name !! Multidrop !! Max nodes !! Electrical type !! Cable type !! data-sort-type="number"|Max bitrate [kbit/s]

!data-sort-type="number"|Length at max bitrate!! data-sort-type="number" |Max length [m]

!data-sort-type="number"|Bitrate at max length

|0|0

|

0
RS-485 {{nowrap|(UART based)}}Y256DifferentialTwisted pair{{nowrap|1000 kbit/s}}

|

{{nowrap|1330 m}}

|{{nowrap|64 kbit/s}}

SCSI-1/2Y8Open collectorRibbon cable{{nowrap|20 000 kbit/s}}

|{{nowrap|3 m}}

{{nowrap|6 m}}

|data-sort-value="5000"|{{nowrap|5 Mbit/s/ch}}

SCSI Ultra2Y16DifferentialRibbon cable with twisted pairs{{nowrap|40 000 kbit/s}}

|{{nowrap|12 m}}

|
LIN{{Cite web|url=https://www.lin-cia.org/en/standards/|title=LIN Standards (older versions are free to download, newer to be bought on ISO web site)|website=www.lin-cia.org|access-date=2019-07-31}}Y16Open collectoropen collector with pull-up to 12V car supply

|{{nowrap|19.2 kbit/s}}

|{{nowrap|40 m}}

|
SIOXY62{{nowrap|19.2 kbit/s}}

|

|
I²CY127 or 1023Open collector{{nowrap|5000 kbit/s}}

|

{{nowrap|7.6 m}}

|

SMBusY128Open collector{{nowrap|100 kbit/s}}

|

|

PMBusY128Open collector{{nowrap|400 kbit/s}}

|

|
10BASE5Y100Single endedRG-8X coaxial{{nowrap|10 000 kbit/s}}

|{{nowrap|500 m}}

{{nowrap|500 m}}

|

10BASE2Y30Single endedRG-58 coaxial{{nowrap|10 000 kbit/s}}

|{{nowrap|185 m}}

{{nowrap|185 m}}

|

CANY128ISO 11898-2 DifferentialTwisted pair{{nowrap|20 000 kbit/s}}

|{{nowrap|40 m}}

{{nowrap|1000 m}}{{cite web|title=Microcontroller Interfaces, Part 3|url=http://www.ucpros.com/work%20samples/Microcontroller%20Communication%20Interfaces%203.htm}} 090114 ucpros.com

|{{nowrap|50 kbit/s}}

DMX512-AN32Differential (RS-485)Twisted pair {{nowrap|120 Ω}}{{cite web|title=Ujjal's DMX512 Pages....DMX512 Physical properties|url=http://www.dmx512-online.com/physl.html}} 090610 dmx512-online.com{{nowrap|250 kbit/s}}

| {{nowrap|548 m}}

{{nowrap|548 m (1800ft.)}}{{cite web|title=DMX Wiring and Practice Quick Reference|url=https://www.pathwayconnect.com/index.php/support/reference-articles/99-dmx-wiring-and-practice-quick-reference}}

|{{nowrap|250 kbit/s}}

| DCC

Y127Single ended|{{nowrap|5 kbit/s}}|
RS-232N2Single ended{{nowrap|128 kbit/s}}

|{{nowrap|1.5 m}} (approx)

{{nowrap |15 m

|{{nowrap|19.6 kbit/s}}

PSI5YTwisted pair{{nowrap|189 kbit/s}}

|

{{nowrap|12 m}} (approx)

|

1-WireY248Open collectorSingle conductor, with ground{{nowrap|16.3 kbit/s}}

|

{{nowrap|300 m}}

|

X10Y256Power line{{nowrap|0.05 kbit/s}} / {{nowrap|0.06 kbit/s}}

|

|
FlexRayTwisted pair{{nowrap|20 000 kbit/s}}

|

|
SENThttp://www.diva-portal.org/smash/get/diva2:1162587/FULLTEXT02 "Implementing and Analyzing SingleEdge Nibble Transmission (SENT)Protocol for Automotive Applications", Master thesis of Naseem Ullah, 2014N

|2

|Single ended

Single conductor, with {{nowrap|5 V}} power supply and grounddata-sort-value="39.216"|async. transmission,

min. 39.216 kbits/s

|5 m

|

|

SPC{{Cite book|last1=Strasser|first1=Michael|last2=Rasbornig|first2=Friedrich|last3=Platzdasch|first3=Hagen|last4=Gastinger|first4=Ferdinand|last5=Eggiman|first5=Christoph|last6=Beaurenaut|first6=Laurent|title=SAE Technical Paper Series |date=2009-04-20|chapter=Single-Edge Nibble Transmission: Challenges and Evolutions|volume=1 |chapter-url=https://www.sae.org/publications/technical-papers/content/2009-01-0125/|language=English|location=Warrendale, PA|doi=10.4271/2009-01-0125 }}

|Y

|5

|Single ended or

Open collector

|Single conductor, with {{nowrap|5 V}} power supply and ground, shielded when using higher speeds

|data-sort-value="150"|sync. and async. transmission,

variable up to ~150 kbit/s

|~0.5 m

|5 m

|same as SENT

I3CY127Single ended or

Open drain

|

12 500 kbits/s

|

|
SPIYSingle endeddata-sort-value="10000"|variable up to ~10000 kbit/s

(depends strongly on physical setup)

|

|
|ZZZZ9999999ZZZZ

|

9999999

|

9999999

The number of nodes can be limited by either number of available addresses or bus capacitance. None of the above use any analog domain modulation techniques like MLT-3 encoding, PAM-5 etc.

PSI5 designed with automation applications in mind is a bit unusual in that it uses Manchester code.

See also

References

{{reflist}}