zl50058 Zarlink Semiconductor, zl50058 Datasheet - Page 79

• Manufacturer Part Number: zl50058
• Description: 12 K Channel Digital Switch With High Jitter Tolerance, Per Stream Rate Conversion 2, 4, 8, 16 Or 32 Mbps , 48 Input And 48 Output Streams
• Manufacturer: Zarlink Semiconductor

14.9.1
The binary value of these two bits indicates the amount of offset that a particular stream output can be advanced
with respect to the output frame boundary. When the advancement is 0, the serial output stream has the normal
alignment with the generated frame pulse FP8o.
Backplane Output Advancement For
2 Mbps, 4 Mbps, 8 Mbps & 16 Mbps
Backplane Output Advancement Bits 1-0 (BOA1-BOA0)
Clock Rate 131.072 MHz
-2 cycles (~15 ns)
-4 cycles (~31 ns)
-6 cycles (~46 ns)
Table 35 - Backplane Output Advancement (BOAR) Programming Table
0 (Default)
Zarlink Semiconductor Inc.
ZL50057/8
Advancement For 32 Mbps
79
Clock Rate 131.072 MHz
Backplane Output
-2 cycles (~15 ns)
-3 cycles (~23 ns)
-1 cycle (~7.6 ns)
0 (Default)
Advancement Bits
BOA1
Corresponding
0
0
1
1
Data Sheet
BOA0
0
1
0
1