512 x 512 TSI, 16 I/O at 2Mbps, 3.3V 512 x 512 Time Slot Interchange digital switch, 3.3V TSI-TDM switches From old datasheet system 3.3 VOLT TIME SLOT INTERCHANGE digital switch 512 x 512
12,288 x 12,288 Channels flexible 12 k digital switch (F12kDX) with up to 48 Input and 48 Output Streams and Data Rates from 2 to 32 Mbps flexible 12K digital switch (F12kDX).
8,192 x 8,192 Channels flexible 8 k digital switch (F8kDX) with up to 32 Input and 32 Output Streams and Data Rates from 2 to 16 Mbps flexible 8K digital switch (F8KDX)