MT90826AL Zarlink, MT90826AL Datasheet - Page 4

• Manufacturer Part Number: MT90826AL
• Description: Switch Fabric 4K x 4K/2K x 2K/1K x 1K 3.3V 160-Pin MQFP Tray
• Manufacturer: Zarlink

Specifications of MT90826AL

• Package: 160MQFP
• Number Of Ports: 32
• Fabric Size: 4K x 4K|2K x 2K|1K x 1K
• Switch Core: Non-Blocking
• Port Speed: 2.048|4.096|8.192|16.384 Mbps
• Operating Supply Voltage: 3.3 V

Figure 1 - Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Figure 2 - 160-Pin MQFP Pin Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 3 - 160 Ball PBGA Pin Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 4 - 144 Ball LBGA Pin Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 5 - Example for Frame Alignment Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 6 - Examples for Input Offset Delay Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 7 - Examples for Frame Output Offset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 8 - ST-BUS Timing for Stream rate of 16.384 Mbps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 9 - ST-BUS Timing for Stream rate of 8.192 Mbps when CLK = 16.384 MHz . . . . . . . . . . . . . . . . . . . . . . 38
Figure 10 - ST-BUS Timing for Stream rate of 4.096 Mbps when CLK = 16.384 MHz . . . . . . . . . . . . . . . . . . . . . 38
Figure 11 - ST-BUS Timing for Stream rate of 4.096 Mbps when CLK = 8.192 MHz. . . . . . . . . . . . . . . . . . . . . . . 38
Figure 12 - ST-BUS Timing for Stream rate of 2.048 Mbps when CLK = 16.384 MHz . . . . . . . . . . . . . . . . . . . . . 39
Figure 13 - -BUS Timing for Stream rate of 2.048 Mbps when CLK = 8.192 MHz. . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 14 - Serial Output and External Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 15 - Output Driver Enable (ODE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 16 - Motorola Non-Multiplexed Bus Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
List of Figures
Zarlink Semiconductor Inc.
MT90826
4
Data Sheet