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End devices in an Audio distribution system such as
Amplifier, Powered Speaker and Keypads
Audio Channels
32 bi-directional channels at 48 kHz (32 bit) sample rate
16 bi-directional channels at 96 kHz (32 bit) sample rate
8 bi-directional channels at 192 kHz (32 bit) sample rate
Flexible configuration of up to 32 channels audio on
I2S based upon user's requirements
Ethernet Connectivity
Number of Ethernet ports: 1
100 Mbps Full-Duplex Transmission (carrying 32 audio
channels in each direction)
CAT-5 Cable (up to 100 meters)
Multi-mode Fiber (up to 5 kilometers)
Redundancy for CAT-5 cable failure
Power requirements
5VDC at 1.5 Amp
Max. power consumption 5 Watts
Subsystem operates at 3.3VDC
Lump style power supply or Jumper for 5VDC input
Power Over Ethernet
Transmit power: 48 VDC at 400 mA (19.2 W max)
Receive power: 36-48VDC at 300-350 mA
(10.8-16.8 W max)
Conforming to IEEE 802.3af (unused pairs)
PSE and PDE options
Management Interface (USB)
USB 1.0 interface on Module for PC connectivity
GUI based management system
Capability to identify and control a networked audio
system
API available for customer to integrate with their own
management application
Provides a way to control sub systems at the end devices
such as volume control in an amplifier
I2C, SPI, MIDI and other interfaces
Audio Routing
32 X 32 channel audio routing
Audio routing thru GUI based patch bay via USB interface
Audio Interface
40 pin 100 mil connector
Power, I2S, clocks and other signals
3.3VDC compatible
Clocks for CODECs
On board PLL and oscillator for accurate clock generation
48, 96 and 192 kHz sample frequency support
Clock Options
On-board clock generation for timing master
Recovered clock for slave operation
External word clock (CODEC or customer device) sync
Board Dimensions
3” X 3” min to 5” X 5” max ( with optional features)
Certification
FCC and EMI clearance
