FarSync PCI and PCIe Adapter Product Feature Comparison

FarSync PCI and PCIe Adapter Product Feature Comparison
For more detailed information about the particular adapter, click on the product name

Note: The FarSync TE1 and FarSync TE1e are not listed in this table as they support a different type of network interface.
Product NameFarSync T2UFarSync T2UeFarSync T2EeFarSync K2EeFarSync T4UFarSync T4UeFarSync T4E+FarSync T4Ee
Product CodeFS4240FS4250FS4256FS4266FS4440 (sync)
FS4450 (sync)
FS4451 (sync and async)
FS4446 FS4456
Warranty5 years5 years 5 years5 years5 years5 years 5 years 5 years
Hardware Features
Adapter Bus TypePCI / PCI-X
32 and 64 bit bus
PCI 2.2 compliant
Bus Mastering
PCIe bus compliant with PCI Express Base Specification Revision 1.0a 1x (single lane)PCIe bus compliant with PCI Express Base Specification Revision 1.0a 1x (single lane)PCIe bus compliant with PCI Express Base Specification Revision 2.0 1x (single lane)PCI / PCI-X
32 and 64 bit bus
PCI 2.2 compliant
Bus Mastering
PCIe bus compliant with PCI Express Base Specification Revision 1.0a 1x (single lane)PCI / PCI-X
32 and 64 bit bus
PCI 2.2 compliant
Bus Mastering
PCIe bus compliant with PCI Express Base Specification Revision 1.0a 1x (single lane)
Max Port Count2 ports2 ports2 ports2 ports4 ports4 ports 4 ports4 ports
Multiple adapters in a PC/Server12 or more 12 or more 12 or more 12 or more 12 or more 12 or more 12 or more 12 or more
Network InterfacesRS232, X.21, V.35,
EIA530, RS422, RS449
RS232, X.21, V.35,
EIA530, RS422, RS449
RS232, X.21, V.35 EIA530, RS422, RS449, RS485RS232, X.21, V.35 EIA530, RS422, RS449, RS485RS232, X.21, V.35,
EIA530, RS422, RS449
RS232, X.21, V.35,
EIA530, RS422, RS449
RS232, X.21, V.35,
EIA530, RS422, RS449
RS232, X.21, V.35,
EIA530, RS422, RS449
Adapter network connectorHD26FHD26FHD44FHD44FHD62FHD62FHPPI100FHPPI100F
Async support nononononooptional on 4 ports yes on 4 ports yes on 4 ports
Line SignalingNRZNRZNRZ, FM0, FM1, Manchester Encoding, Conditioned DiphaseNRZ, FM0, FM1, Manchester Encoding, Conditioned DiphaseNRZNRZNRZ, FM0, FM1, Manchester Encoding, Conditioned DiphaseNRZ, NRZI, FM0, FM1, Manchester Encoding, Conditioned Diphase
Adapter SizeHalf cardHalf cardhalf card, low profilehalf card, low profileHalf cardHalf card Half cardHalf card
Max Line Speed10 Mbits/s 10 Mbits/s 10 Mbits/s10 Mbits/s10 Mbits/s10 Mbits/s10 Mbits/s10 Mbits/s
Max Total Bandwidth40 Mbits/s40 Mbits/s40 Mbits/s40 Mbits/s64 Mbits/s64 Mbits/s64 Mbits/s53 Mbits/s
ESD ProtectionYesYesYesYesYesYesYesYes
ApprovalsEN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
EN55022 class B,
CE, FCC class B
Line clocking
(internal/external)
Both, all ports selectable.

adapter generated clock range

9,600 baud to 8Mbits/s. 2
Both, all ports selectable.

adapter generated clock range

100 baud to 10 Mbits/s. 2
Both, all ports selectable.

adapter generated clock range
100 baud to 10 Mbits/s. 3
Both, all ports selectable.

adapter generated clock range
100 baud to 10 Mbits/s. 3
Both, all ports selectable.

adapter generated clock range
9,600 baud to 8Mbits/s. 2
Both, all ports selectable.

adapter generated clock range
9,600 baud to 8Mbits/s. 2
Both, all ports selectable.

adapter generated clock range
100 baud to 10 Mbits/s.
Both, all ports selectable.

adapter generated clock range
100 baud to 10 Mbits/s.
2 No special cables are required to use internal clocks for RS232, RS530 and X.21. For V.35 internal clocking the UX35C DCE cable should be used.
3 Uses extended cable set, see FarSync T2Ee cables
Extended range clock generationNoYesYesYesNoNoYesYes
Clock routing NoNoNoNoNoNoExternal source, clock speed multiplication & division with clock routing, see card features External source, clock speed multiplication & division with clock routing, see card features
Power requirements< 1.2 Amp @ +3.3V

< 5 mA @ +/-12V

(ESD suppression)

< 4 watts max
< 1.2 Amp @ +3.3V

< 5 mA @ +/-12V

(ESD suppression)

< 4 watts max
< 1.2 Amp @ +3.3v,

< 4 watts max.
<500 mA @ +3.3V


< 10 mA @ +3.3V Aux


< 25 mA @ +12V

total < 2 Watts
< 1.75 Amp @ +3.3V

< 10 mA @ +/-12V

(ESD suppression)

< 6 watts max
< 1.75 A @ +3.3V

< 10mA @ +/- 12V (ESD suppression)

< 6 watts max
< 1.75 Amp @ +3.3V

< 10 mA @ +/-12V

(ESD suppression)

< 6 watts max
< 2.32 A @ +3.3v,

< 1mA @ +12v (for ESD suppression)

< 7.7 watts.
Cables and Loopback ConnectorsOrder separately, see FarSync T2Ue Order InformationOrder separately, see FarSync T2Ee Order InformationOrder separately, see FarSync K2Ee Order InformationOrder separately, see the FarSync T4Ue Order InformationOrder separately, see FarSync T4E+ and T4Ee Order Information