Standard
Connection Speeds |
Devices,
Interfaces,
Protocols,
Standards |
Data
Rate
(Bits /
Second) |
Date
Introduced |
Description |
TAT-1 |
51-calls |
1956 |
The first transatlantic coaxial telephone cable,
7,802km Out-of-service retired 1978 |
Bell 103 |
300bps |
1965 |
Asynchronous data transmission, full-duplex,
2-wire dialup or leased line. |
CCITT V.21 |
300bps |
1965 |
The standard for full-duplex communication at 300
baud in Japan and Europe. |
Dataphone |
300bps |
1958 |
1st Modem: Bell Labs, Hayes AT commands.
|
Bell 212a |
1.2K |
1988 |
Synchronous - asynchronous data transmission,
full-duplex operation, 2-wires. |
ITU V.22 |
1.2K |
1988 |
Standard protocol for transmitting data on
telephone lines |
Cat1 |
1.2K |
1985 |
Basic telephone wire, Voice Only |
Category 1 |
1.2K |
1985 |
Basic telephone wire, Voice Only |
1,200 baud |
1.2K |
1962 |
2nd Modem speed. Basic telephone line
transmission rate |
POTS |
1.2K |
1877 |
Plain Old Telephone Service, the first commercial
telephones |
ITU V.22bis |
2.4K |
1988 |
Standard protocol for transmitting data with
telephone lines. |
2,400 baud |
2.4K |
1980 |
3rd Modem speed |
ITU V.29 |
9.6K |
1988 |
Standard protocol for transmitting data with
telephone lines |
ITU V.32 |
9.6K |
1991 |
Standard protocol for transmitting data with
telephone lines |
Facsimile |
9.6K |
1980 |
FAX Machines / FAX Modems |
9,600 baud |
9.6K |
1984 |
4th Modem speed |
ITU V.32bis |
14.4K |
1991 |
Standard protocol for transmitting data with
telephone lines |
14,400 baud |
14.4K |
1991 |
V.32bis Modem, V.17 fax |
UART 8250 |
19.2K |
1981 |
Universal Asynchronous Receiver-Transmitter,
0-byte buffer. |
RS-232 |
20.0K |
1987 |
50ft, Serial Port, single-ended data transmission
|
RS-366 |
20.0K |
1988 |
Uses RS-232 electrical specs, different connector
pin outs and signal functions. |
28,800 baud |
28.8K |
1994 |
V.34, Rockwell V. Fast Modems |
GeoPort |
28.8K |
1996 |
A serial port for Apples that provides interface
between telephone and computer |
33,600 baud |
33.6K |
1996 |
Maximum data transmission rate with copper
telephone wires. |
ITU V.34 (V.fast) |
36.6K |
1998 |
Standard protocol for transmitting data with
telephone lines |
UART 16450 |
38.4K |
1995 |
Universal Asynchronous Receiver-Transmitter,
1-byte buffer. |
K56flex |
48.0K |
1998 |
V.90, Proprietary protocol By: Lucent
Technologies |
X2 |
48.0K |
1998 |
V.90, Proprietary protocol By: US Robotics |
Modem, Analog |
48.0K |
1958 |
MOdulator - DEModulator, sends at 33.6K, receives
at 48K |
ITU V.90 |
56.0K |
1998 |
Standard protocol for transmitting data with
telephone lines |
Modem, Digital |
56.0K |
1990 |
MOdulator - DEModulator, sends at 56K, receives
at 56K |
HSCSD |
57.6K |
1999 |
High Speed Circuit Switched Data, (wireless)
|
DS-0 |
64.0K |
1962 |
Digital Signal Level 0, 1 Channel (1/24 of T1)
|
E-0 |
64.0K |
|
1 Channel, Europe & Japan |
J-0 |
64.0K |
|
1 Channel, Japanese |
N-ISDN |
64.0K |
1976 |
Narrowband Integrated Services Digital Network
|
RS-423 |
100.0K |
1995 |
4000ft, Single-ended data transmission
|
GPRS |
114.0K |
1999 |
General Packet Radio Service, RF in space
(wireless) |
Modem, Null |
115.2K |
1987 |
Special cable allowing two computers to
communicate with RS-232 ports. |
PS/2 |
115.2K |
1987 |
By IBM for keyboards and pointing devices.
|
RS-232e |
115.2K |
1987 |
50ft, Serial Port, single-ended data transmission
|
UART 16550 |
115.2K |
1995 |
Universal Asynchronous Receiver-Transmitter,
16-byte buffer. |
ISDN-BRI |
128.0K |
1980 |
BRI (Basic Rate Interface) 2x64K B-channels,
1x64K D-channel |
Euro-ISDN |
144.0K |
1993 |
128K usable. Allows full transparent
inter-working between all European countries |
Parallel Port |
150.0K |
1981 |
IBM's first printer port. |
LocalTalk |
230.0K |
1983 |
300m Apple Computer's AppleTalk networking
scheme. |
MAX3100 |
230.0K |
1997 |
Multi-drop communication technique known as 9-bit
mode. the world's smallest UART |
EDGE |
384.0K |
2000 |
Enhanced Data GSM Environment. Global System for
Mobile (GSM) wireless service. |
Satellite Dish |
400.0K |
1957 |
RF in space, wireless WAN, sends at 33.6K,
receives at 400K |
UART 16650 |
460.8K |
1995 |
Universal Asynchronous Receiver-Transmitter,
32-byte buffer. |
UART 16750 |
921.6K |
1995 |
Universal Asynchronous Receiver-Transmitter,
64-byte buffer. |
1Base5 |
1.000M |
1986 |
250 Meters Two pairs of twisted telephone cable.
|
StarLAN |
1.000M |
1970 |
250 Meters Two pairs of twisted telephone cable.
|
B-ISDN |
1.500M |
1988 |
Broadband Integrated Services Digital Network
|
G.lite |
1.500M |
1998 |
18000 feet Asymmetric Digital Subscriber Line,
sends at 512K, receives at 1.5M |
IDSL |
1.500M |
1997 |
18000 ft, DSL over ISDN, sends 64K-1.5M, receives
1.5-9M |
Modem, Cable |
1.500M |
1997 |
Sends at 3M, receives at 1.5M. |
DS-1 |
1.544M |
1975 |
Digital Signal Level 1, 24 Channels (1xT1)
|
HDSL |
1.544M |
1991 |
12000 ft, High bit-rate DSL, sends at 2.048M,
receives at 1.544M |
SDSL |
1.544M |
1998 |
12000 ft, Symmetric DSL, sends at 2.048M,
receives at 1.544M |
T-1 |
1.544M |
1957 |
Trunk Level 1, 24 Channels (1xT1) Time-Division
Multiplexing By: AT&T |
ISDN-PRI |
1.544M |
1988 |
Primary Rate Interface 23x64K B-channels, 1x64K
D-channel on T1, 23B+D |
J-1 |
1.544M |
|
24 Channels, Japanese |
RS-449 |
2.000M |
1970 |
1km, Serial binary data interchange |
Twinax |
2.000M |
1980 |
4000 ft, Unike coax has 2 conductors in center.
|
E-1 |
2.048M |
1997 |
30 Channels, Europe & Japan, 1.920M usable
|
Euro ISDN-PRI |
2.048M |
|
Primary Rate Interface 30x64K B-channels, 1x64K
D-channel on E1, 30B+D |
ARCnet |
2.500M |
1968 |
Attached Resource Computer Network By: Datapoint. |
OX16C952 |
3.000M |
1992 |
The newest and fastest PC UART, the deepest FIFOs
128-byte buffer. |
DS-1c |
3.152M |
1985 |
Digital Signal Level 1c, 48 Channels (2xT1)
|
J-1c |
3.152M |
|
48 Channels, Japanese |
T-1c |
3.152M |
1985 |
Trunk Level 1c, 48 Channels (2xT1) Time-Division
Multiplexing |
UMTS |
3.500M |
1998 |
Universal Mobile Telephone System or often
referred to as 3G |
Cat2 |
4.000M |
1990 |
1Mhz Used for Apple computer's LocalTalk
|
Category 2 |
4.000M |
1990 |
1Mhz Used for Apple computer's LocalTalk
|
IrDA |
4.000M |
1994 |
Infrared Data Association, wireless communication
standard |
DS-2 |
6.312M |
1969 |
Digital Signal Level 2, 96 Channels (4xT1)
|
J-2 |
6.312M |
|
96 Channels, Japanese |
T-2 |
6.312M |
|
Trunk Level 2, 96 Channels (4xT1) Time-Division
Multiplexing |
ADSL |
8.000M |
1997 |
Asymmetric DSL, sends at 1.500M, receives at
8.000M |
E-2 |
8.448M |
|
120 Channels, Europe & Japan |
10Base-T |
10.000M |
1995 |
100 meters, Ethernet (Unshielded Twisted Pair)
Cat3 |
10Base-2 |
10.000M |
1985 |
185 meters, (Cheapernet) Thin Net Ethernet 50
ohms Thin Coaxial |
10Base-5 |
10.000M |
1985 |
500 meters, Thick Net Ethernet 50 ohms (Thick
Coaxial) |
10Base-F |
10.000M |
1993 |
2000 meters, (fiber-optic) |
10Broad36 |
10.000M |
1985 |
3600 meters, Ethernet specification using
broadband coaxial (CATV) cable. |
Cat3 |
10.000M |
1991 |
16MHz Voice Grade twisted-pair wire. |
Category 3 |
10.000M |
1991 |
16MHz Voice Grade twisted-pair wire. |
CAIS bus |
10.000M |
1991 |
Common Airborne Instrumentation System, a
transformer coupled comm. link. |
DECnet PhaseIV |
10.000M |
1983 |
First released by Digital in 1983 for its VMS and
RSX-11 systems. |
RS-422a |
10.000M |
|
4000ft, Differential Data Transmission |
RS-485 |
10.000M |
|
4000ft, Balanced line interface, 2-wire,
half-duplex, differential. |
RS-530 |
10.000M |
|
30km, fiber-optic Point to Point |
Standard SCSI |
10.000M |
1995 |
SCSI-1,Small Computer System Interface
|
Wireless LAN |
11.000M |
1997 |
Ethernet performance for use within premises and
zones. 802.11 technologies |
USB 1.1 |
12.000M |
1996 |
5 meters, Universal Serial Bus, external bus
standard |
Token Ring |
16.000M |
1982 |
LAN, a type of computer network |
EIDE |
16.600M |
1993 |
Enhanced Integrated Drive Electronics
|
ARCnet Plus |
20.000M |
1992 |
Attached Resource Computer Network |
Cat4 |
20.000M |
1990 |
20MHz Twisted-pair wire, Token Ring |
Category 4 |
20.000M |
1990 |
20MHz Twisted-pair wire, Token Ring |
Fast Wide SCSI |
20.000M |
1986 |
1.5m, Small Computer System Interface
|
MCA |
20.000M |
1987 |
Micro Channel Architecture |
ECP/EPP |
24.000M |
1994 |
High performance bi-directional parallel port.
|
ATM-25 |
25.600M |
1991 |
Asynchronous Transfer Mode, uses fixed length
packets called cells. |
ZV-Port |
27.000M |
1996 |
Zoomed Video via PCMCIA bus to VGA controller.
|
J-3 |
32.064M |
|
480 Channels, Japanese |
EISA |
33.000M |
1982 |
Extended Industry Standard Architecture
|
E-3 |
34.368M |
|
480 Channels, Europe & Japan |
Ultra SCSI |
40.000M |
1993 |
SCSI-3, Small Computer System Interface
|
VMEbus |
40.000M |
1980 |
Industrial controls: factory automation,
robotics, etc. |
VSAT |
40.000M |
1958 |
Very Small Aperture Terminal Satellite
Communication, antenna of 1.8 meter dia. |
DS-3 |
44.736M |
1972 |
Digital Signal Level 3, 672 Channels (28xT1)
|
T-3 |
44.736M |
1991 |
Trunk Level 3, 672 Channels (28xT1) Time-Division
Multiplexing |
V-ADSL |
51.000M |
1995 |
51.00M at 1000 feet & 25.600Mbps at 3000-4000
feet |
STS-1c |
51.840M |
1986 |
Synchronous Transport Signal, Level 1
|
OC-1c |
51.840M |
|
Optical Carrier Level 1, fiber-optic, 672 Voice
Circuits |
VDSL |
52.000M |
1995 |
Very high speed DSL, send 1.5-2.3M, receive
13-52M |
HSSI |
53.000M |
1989 |
50 ft, High-Speed Serial Interface |
DS-3c |
89.472M |
|
Digital Signal Level 3c, 1344 Channels (56xT1)
|
T-3c |
89.472M |
|
Trunk Level 3c, 1344 Channels (56xT1)
Time-Division Multiplexing |
J-4 |
97.200M |
|
5760 Channels, Japanese |
J-3c |
97.728M |
|
1440 Channels, Japanese |
100Base-F |
100.000M |
1984 |
Fast Ethernet with fiber-optic Cable.
|
100Base-T |
100.000M |
1993 |
100 meters, Fast Ethernet (Unshielded Twisted
Pair) Cat5 |
100Base-T2 |
100.000M |
1991 |
Fast Ethernet (2-pairs of normal-quality
twisted-pair wire) Cat3 |
100Base-T4 |
100.000M |
1991 |
100 meters Fast Ethernet (4-pairs of
normal-quality twisted-pair wire) Cat3 |
100Base-TX |
100.000M |
1993 |
220 meters, Fast Ethernet (Unshielded Twisted
Pair) Cat5 |
100VG-AnyLAN |
100.000M |
1997 |
200 meters, Voice Grade Cat3+ on Any LAN |
Cat5 |
100.000M |
1993 |
100MHz, Unshielded twisted-pair wire, Fast
Ethernet |
Category 5 |
100.000M |
1993 |
100MHz, Unshielded 4 twisted-pair wire, Fast
Ethernet, RJ-45 connector. |
CDDI |
100.000M |
1993 |
Copper Data Distribution Interface, the copper
version of FDDI |
FDDI |
100.000M |
1993 |
Fiber Distributed Data Interface, uses a token
ring protocol. |
Cat7 |
100.000M |
1997 |
600Mhz, Unshielded twisted-pair wire (standard
pending) |
Category 7 |
100.000M |
1997 |
600Mhz, Unshielded twisted-pair wire (standard
pending) |
FibreChannel |
125.000M |
1988 |
fiber-optic-based, computer peripheral
architecture. |
DS-3d |
135.000M |
|
Digital Signal Level 3d, (87xT1) By: AT&T |
T-3d |
135.000M |
|
Trunk Level 3d, (87xT1) Time-Division
Multiplexing |
E-4 |
139.264M |
|
1920 Channels, Europe & Japan |
ESCON |
150.000M |
1996 |
Enterprise Systems Connection - A star topology
invented |
STM-1 |
155.520M |
|
Synchronous Transport Module, Level 1
|
STS-3c |
155.520M |
1986 |
Synchronous Transport Signal, Level 3
|
OC-3c |
155.520M |
|
Optical Carrier Level 3, fiber-optic, 2016 Voice
Circuits |
AGP 2.0 |
266.000M |
1998 |
Accelerated Graphics Port |
DS-4 |
274.176M |
1976 |
Digital Signal Level 4, 4032 Channels (168xT1)
|
T-4 |
274.176M |
|
Trunk Level 4, 4032 Channels (168xT1)
Time-Division Multiplexing |
FireWire |
400.000M |
1995 |
A serial SCSI variant developed by Apple |
STM-3 |
466.560M |
|
Synchronous Transport Module, Level 3
|
STS-9c |
466.560M |
1986 |
Synchronous Transport Signal, Level 9
|
OC-9c |
466.560M |
|
Optical Carrier Level 9, fiber-optic, 6048 Voice
Circuits |
USB 2.0 |
480.000M |
1999 |
Universal Serial Bus, external bus standard v2.0 |
PCI 2.2 |
533.000M |
1993 |
Peripheral Component Interconnect |
TPC-4 |
560.000M |
1992 |
Trans-Pacific Cable 4, Vancouver Island &
Manchester, CA on the Pacific Ocean. |
TAT-8 |
565.000M |
1988 |
fiber-optic cable network laid from Tuckerton NJ
to England and France. |
TAT-9 |
565.000M |
1991 |
fiber-optic cable network laid from North America
to Europe. |
TAT-10 |
565.000M |
1992 |
fiber-optic cable network, links United States
with Germany and The Netherlands. |
TAT-11 |
565.000M |
1993 |
France Telecom, fiber-optic cable network from
Manahawkin to England and France. |
TAT-12 |
565.000M |
1996 |
1st fiber-optic cable network to operate as a
fully backed-up "self-healing" cable loop. |
TAT-13 |
565.000M |
1996 |
2nd fiber-optic cable network to operate as a
fully backed-up "self-healing" cable loop. |
E-5 |
565.148M |
|
7680 Channels, Europe & Japan |
ATM |
622.000M |
1988 |
Asynchronous Transfer Mode |
STM-4 |
622.080M |
|
Synchronous Transport Module, Level 4
|
STS-12c |
622.080M |
1986 |
Synchronous Transport Signal, Level 12
|
OC-12c |
622.080M |
|
15000 meters Optical Carrier Level 12,
fiber-optic, 8064 Voice Circuits |
OC-18c |
933.120M |
|
Optical Carrier Level 18, fiber-optic, 12096
Voice Circuits |
1000Base-CX |
1.000G |
1998 |
25 meters 2-pair 150 ohms STP, Gigabit Ethernet,
copper cable. |
1000Base-F |
1.000G |
1996 |
Gigabit Ethernet with fiber-optic Cable.
|
1000Base-LX |
1.000G |
1998 |
550 meters Gigabit Ethernet, long wavelength
laser transmitters, fiber-optic cable. |
1000Base-SX |
1.000G |
1998 |
5000 meters Gigabit Ethernet, short wavelength
laser transmitters with fiber-optic cable. |
1000Base-T |
1.000G |
1999 |
100 meters Gigabit Ethernet, four pairs of
100-ohm Cat5 or better cable |
1000Base-X |
1.000G |
1998 |
Gigabit Ethernet, with twisted pair cable.
|
Ethernet |
1.000G |
1976 |
10M to 1000M |
PCI-X |
1.000G |
1999 |
133 MHz Industry-standard I/O interconnect
|
WidebandATM |
1.000G |
1996 |
Gigabit Ethernet with fiber-optic cable.
|
PC150 SDRAM |
1.200G |
2000 |
PC150 Synchronous DRAM |
OC-24c |
1.244G |
|
Optical Carrier Level 24, fiber-optic, 16128
Voice Circuits |
DRDRAM |
1.600G |
1999 |
Direct Rambus Dynamic Random Access Memory |
HIPPI-PH |
1.600G |
1987 |
High-Performance Parallel Interface physical
layer |
RDRAM |
1.600G |
1999 |
Rambus Dynamic Random Access Memory |
SLDRAM |
1.600G |
1997 |
Synchronous Link Dynamic Random Access Memory |
QuickRing |
1.700G |
1992 |
A high speed point-to-point data transfer
architecture from Apple |
OC-36c |
1.866G |
|
Optical Carrier Level 36, fiber-optic, 24192
Voice Circuits |
SDRAM |
2.100G |
1996 |
Synchronous Dynamic Random Access Memory
|
SciNet |
2.325G |
1995 |
fiber-optic, part of the vBNS backbone
|
Cat6 |
2.400G |
1999 |
250MHz, Cable standards under development
|
Category 6 |
2.400G |
1999 |
250MHz, Cable standards under development
|
SONET |
2.488G |
1988 |
Synchronous Optical NETwork-Designed by the
telcos. |
STM-16 |
2,488G |
1997 |
Synchronous Transport Module, Level 16
|
STS-48c |
2,488G |
1986 |
Synchronous Transport Signal, Level 48
|
OC-48c |
2.488G |
2000 |
Optical Carrier Level 48, fiber-optic, 32256
Voice Circuits |
SERDES |
2.500G |
1993 |
SERializer/DESerializer ASIC transceiver core By:
Texas Instruments |
InfiniBand |
2.500G |
2000 |
Next Generation I/O |
vBNS |
2.500G |
1986 |
Very high-speed Backbone Network Service
|
OC-96c |
4.976G |
|
Optical Carrier Level 96, fiber-optic, 64512
Voice Circuits |
CANTAT-3 |
5.000G |
1994 |
Cable to Nova Scotia via Iceland & Faroes,
Northern England, Denmark & Germany. |
FLAG |
5.300G |
1997 |
Fiber-optic Link Around the Globe, 27,300km
linking Great Britain and Japan. |
OC-192c |
9.953G |
2000 |
Optical Carrier Level 192, fiber-optic, 129024
Voice Circuits |
LDT bus |
12.000G |
2001 |
AMD's Lighting Data Transport bus. |
RoX-II bus |
12.800G |
1998 |
(Ring Of Switches) bus architecture |
OC-256 |
13.271G |
|
Optical Carrier Level 256, fiber-optic, 172032
Voice Circuits |
DDRSDRAM |
16.800G |
2000 |
Double Data Rate Synchronous Dynamic Random
Access Memory |
OC-768 |
39.813G |
2002 |
Optical Carrier Level 768, fiber-optic, 516096
Voice Circuits |
OC-3072 |
159.252G |
|
Optical Carrier Level 3072, fiber-optic, 2064384
Voice Circuits |
TAT-14 |
640.000G |
2000 |
France Telecom, fiber-optic cable network spans
15,428 kilometers. |
DWDM |
2.56T |
2002 |
2500 miles, 64-channel Dense Wave Division
Multiplexing |
Glass |
75.00T |
1880 |
Light through glass fiber-optic cables.
|