PI90LVB044QEX Pericom Semiconductor, PI90LVB044QEX Datasheet - Page 2

• Manufacturer Part Number: PI90LVB044QEX
• Description: Analog & Digital Crosspoint ICs LVDS Dual 2x2 Crosspoint
• Manufacturer: Pericom Semiconductor

Specifications of PI90LVB044QEX

• Output Level: LVDS
• Array Configuration: 2x2
• Differential Data Transmission: Yes
• Power Supply Requirement: Single
• Operating Supply Voltage (typ): 3.3V
• Pin Count: 28
• Mounting: Surface Mount
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Cascading Capability: No
• On-chip Buffers: No
• On-chip Decoder: No
• On-chip Latch Circuit: No
• On-chip Mux/demux: No
• Programmable: No
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Mounting Style: SMD/SMT
• Number Of Arrays: 2
• Operating Supply Voltage: 3.3 V
• Supply Type: Single
• Configuration: 2 x 2
• Package / Case: QSOP-28
• Data Rate: 0.65 Gbps
• Input Level: LVDS
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Product: Digital Crosspoint
• Lead Free Status / RoHS Status: Compliant

MUX Truth Table
Note:
1.
Setting nDE to 0 will set Ouput nY/nZ to High Impedance.
09-0003
S3, S1
0
0
1
1
Input
1A/1B
2A/2B
3A/3B
4A/4B
1A/1B
2A/2B
3A/3B
4A/4B
S1/S0
S3/S2
S1/S0
S3/S2
S2, S0
0
1
0
1
Figure 1. Possible Signal Routing
Router Options
Splitter Options
1Y/1Z - 3Y/3Z
1A/1B - 3A/3B
2A/2B - 4A/4B
1A/1B - 3A/3B
2A/2B - 4A/4B
2
1DE/2DE
1Y/1Z
2Y/2Z
3DE/4DE
3Y/3Z
4Y/4Z
1DE/2DE
1Y/1Z
2Y/2Z
3DE/4DE
3Y/3Z
4Y/4Z
Output
LVDS Dual 2x2 Crosspoint/Repeater Switch
2T/2Z - 4Y/4Z
1A/1B - 3A/3B
2A/2B - 4A/4B
1A/1B - 3A/3B
2A/2B - 4A/4B
Splitter A
Splitter B
Cross Point
Router
Pass Through
Router
PI90LV044, PI90LVB044
Function
PS8485G
Splitter
Splitter
Router
Router
10/16/09