Resolutions ..................................... 525i, 625i, 720p, 1080i, 1080p, 1080psf
Sync — genlock — decoder
External sync (genlock) ................... 0.8 Vp-p (digital component video)
Genlock connector ......................... 1 female BNC
Output impedance ......................... 75 ohms
Vertical frequency ........................... 23.97 Hz to 60 Hz, depending on signal format
Audio input and output
Number/signal type ........................ 4 groups of 4 channels, embedded with video signal
Connectors .................................... 1 female BNC (shared with video input and output)
NOTE: Output mode (transparent pass-through or stereo) is user selectable.
Audio processing
Transparent pass-through mode (selectable)
Format ..................................... Embedded audio (ANC) data is transported as received.
Compression ............................ None
Sampling rates and bit depth ... 48 kHz (synchronous)
20 or 24 bit digital audio
Standards ................................ SMPTE 299M, SMPTE 272M-A
Transmitted payload ................. SDI: 8 Mbps per group of 4 audio channels
HD-SDI and 3G-SDI: 16 Mbps per group of 4 audio channels
Stereo mode (selectable)
Format ..................................... PCM: a single stereo pair is transported.
AC3/Dolby Digital: 5.1 channels are transported.
Compression ............................ Samping rate and bit depth decimation can be applied for uncompressed
PCM audio data.
16, 20, or 24 bit digital audio; full sampling rate
16 bit digital audio, half sampling rate
16 bit digital audio, quarter sampling rate
Sampling rates and bit depth ... 48 kHz
20 or 24 bit digital audio
Standards ................................ SMPTE 299M, SMPTE 272M-A
Transmitted payload ................. 2.43 Mbps
Control — host ports — codecs, decoders
Serial host control port ................... (1) RS-232, male 9-pin D connector (labeled "Remote") for VNC 325 configuration
Baud rate and protocol ................... 115200 baud, 8 data bits, 1 stop bit, no parity, no flow control
Serial control pin configurations ..... 1 = DCD, 2 = Rx, 3 = Tx, 4 = DTR, 5 = GND, 6 = DSR, 7 = RTS, 8 = CTS, 9 = ring
Ethernet control port ...................... 1 female RJ-45
1 female SPF IP module
Ethernet data rate .......................... 10/100/1000Base-T, half/full duplex with autodetect
Ethernet protocol ........................... ICMP (ping), IP, TCP, RTP, RTCP, UDP, DHCP, HTTP, SMTP, Telnet
System control ............................... VN-Matrix Enterprise Controller
VN-Matrix web server
Program control ............................. Extron Command Line Interface (CLI)
Microsoft® Internet Explorer® and other web browsers, Telnet
Control — serial port (RS-232 pass-through over LAN)
Serial control port ........................... (1) RS-232, male 9-pin D connector (labeled "RS-232 over LAN") for third party
device control across a network
Baud rate and protocol ................... 115200 baud, 8 data bits, 1 stop bit, no parity, no flow control

VN-Matrix 325 Serial Digital Over IP CODEC • Reference Information 67