The VT886 is a 2U MTCA chassis that provides four full-size and eight mid-size AMC slots that can accept any AMC.1, AMC.2, AMC.3 and/or AMC.4. It also provides CLK1, CLK2, and CLK3 to each slot in addition to the JTAG signals.
The unit’s unique dual tongue feature provides extra power to 4 slots and enables an additional 21 differential pairs between these slots. It also allows up to 8 double-width mid-height AMC modules.
The VT886 has full redundancy. It is capable of having redundant MCH, Power Modules and redundant Cooling Units for high availability. An option exists for redundant/non-redundant clock per MTCA specification. The CLK3 option can be configured for the Fabric clock and Telecom clock.
The chassis has a JTAG Switch Module (JSM) slot per MTCA specification. This provides transparent communication between the front JTAG Port and the selected AMC device. The VT886 has a Telco Alarm as well as Redundant FRU information devices and carrier locator.
Power Supply
The VT886 has a Dual Power Module (PM) option. The PM slots are in the rear with the universal AC input.
MTCA System Platform 19” x 2U x 14.2” deep
Up to twelve AMCs: four full-size and eight mid-size
Full redundancy with dual MicroTCA Carrier Hub (MCH), dual Cooling Units and dual Power Modules
Dual star topology
Radial I2C bus to each AMC
High-speed routing on 26 layers (40G capable)
High-speed MTCA connectors (12.5 GHz)
Removable Air Filter, Power Module and Fan Tray
