Active Adapters, Converters, Buffers, Boosters or
Extenders with the USBB
USB "B" type
USB "B" type
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Adapters, Converters, Buffers, Boosters or Extenders with the
item under Active Adapters, Converters, Buffers, Boosters or Extenders with the
USB 4 Port Hub 2.0
compatible with USB 2.0 & USB 1.1
- Data Transfer Rate: USB 1.1 OHCI 1.1
1.5Mbps, 12Mbps; USB 2.0 EHCI 480Mbps
- Supports up to 127 devices
- Supports devices hot swap and wake-up
- Supports Windows™
This unit does have a jack for
external power, however, the power adapter would be a separate item. The ADP31612 would be the same item except that it does include
a power adapter. The adapter needed would be 5V at up to 2A (in order to
provide 500mA to each of the 4 ports).
- 4 x Downstream Type A USB
- 1 x Upstream Type B USB port
peripherals can connect either to a computer's port or to a hub.
- If the
computer doesn't have enough ports for all the peripherals, a hub is
- Maximum length on individual cables is 5 Meters.
terminators are needed on this bus.
- The A (flat) type port would be
considered the "out" port on a computer or hub.
- The B (square) type port
would be considered an "in" port on hubs or peripherals.
- A typical USB "out"
(Type-A) port can provide up to 500mA.
- The speed is 12 Megabytes per second
for USB 1.1 or 480 Megabytes per second for USB 2.0, the maximum number of
peripherals to a controller is 63 (hubs needed when the computer runs out of
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