Anritsu MP8931A - Page 149

Appendix A Specifications
A-7
(4) DVB-ASI interface
Item Specifications
Common
(I/O)
Connector
BNC (75
Ω
)
Termination
75
Ω
Frequency
270 MHz (internal clock)
Packet type
[1] 204: (1)+187+ (16) packets
[2] 188: (1)+187 packets
[3] 204: (1+3)+184+ (16) packets
[4] 188: (1+3)+184 packets
[5] 204: (1)+203 packets
[6] 204: (1+3)+200 packets
Output
Level
800 mV (p-p)
±
10%
Tr/Tf (20 to 80%)
≤
1.2 ns or less
Line Rate
270 Mbaud
±
100 ppm
Data out of PN range
“Sync”: 47 h (fixed)
“16 Valid extra bytes,” “PID”: ALL1 (fixed)
Output mode
Packet mode
Data rate
1 to 27 MHz, Resolution: 1 MHz
When set to 27 MHz: Two “Stuffing Data” are in-
serted between packets.
Enable/Disable
Enable/disable (fixed to Low) setting
Input
Level
Min. Sensitivity: 200 mV
Max. Input Voltage: 880 mV
Impedance
75
Ω
Parity check (except “Sync”)
Data is not compared for “16 Valid extra bytes” and
“PID.”
Frame sync establishment con-
ditions
“Sync” (47 h) detection, successively for three
frames.
Frame sync loss conditions
None (ignored)
Monitor output
Enable/disable (high impedance) setting