MT90823AG Zarlink Semiconductor, Inc., MT90823AG Datasheet - Page 17

• Manufacturer Part Number: MT90823AG
• Description: Switch Fabric, 131.072Mbps Switching Bandwidth, 3.3V Supply Voltage, 120-PBGA
• Manufacturer: Zarlink Semiconductor, Inc.

Input Stream
Input Stream
Input Stream
Input Stream
ST-BUS F0i
STi Stream
STi Stream
STi Stream
STi Stream
No clock period shift (Default)
GCI F0i
+ 0.5 clock period shift
+1.0 clock period shift
+1.5 clock period shift
+2.0 clock period shift
+2.5 clock period shift
+3.0 clock period shift
+3.5 clock period shift
+4.0 clock period shift
+4.5 clock period shift
Table 12 - Offset Bits (OFn2, OFn1, OFn0, DLEn) and Frame Delay Bits (FD11, FD2-0)
CLK
CLK
Input Stream
Offset
Figure 5 - Examples for Input Offset Delay Timing
Bit 7
Bit 0
Bit 7
Bit 0
FD11
Measurement Result from
1
0
1
0
1
0
1
0
1
0
Bit 7
Bit 0
Frame Delay Bits
Bit 7
Bit 0
FD2
0
0
0
0
0
0
0
0
1
1
FD1
0
0
0
0
1
1
1
1
0
0
FD0
0
0
1
1
0
0
1
1
0
0
denotes the 3/4 point of the bit cell
denotes the 3/4 point of the bit cell
OFn2
0
0
0
0
0
0
0
0
1
1
CMOS
offset=0, DLE=0
offset=1, DLE=0
offset=0, DLE=1
offset=1, DLE=1
offset=0, DLE=0
offset=1, DLE=0
offset=0, DLE=1
offset=1, DLE=1
Corresponding
OFn1
Offset Bits
0
0
0
0
1
1
1
1
0
0
OFn0
MT90823
0
0
1
1
0
0
1
1
0
0
DLEn
0
1
0
1
0
1
0
1
0
1
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