ICS9DB401CGLFT IDT, Integrated Device Technology Inc, ICS9DB401CGLFT Datasheet - Page 7

• Manufacturer Part Number: ICS9DB401CGLFT
• Description: IC BUFFER 4OUTPUT DIFF 28-TSSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock Buffer/Driverr

Specifications of ICS9DB401CGLFT

• Input: Clock
• Output: Clock
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 9DB401CGLFT

IDT
ICS9DB401C
Four Output Differential Buffer for PCI Express
TM
/ICS
TM
Figure 2
Figure 1 Down device routing.
Figure 1
Figure 2 PCI Express Connector Routing.
Four Output Differential Buffer for PCI Express
HSCL Output
HSCL Output
L1 length, Route as non-coupled 50 ohm trace.
L2 length, Route as non-coupled 50 ohm trace.
L3 length, Route as non-coupled 50 ohm trace.
Rs
Rt
L4 length, Route as coupled microstrip 100 ohm differential trace.
L4 length, Route as coupled stripline 100 ohm differential trace.
L4 length, Route as coupled microstrip 100 ohm differential trace.
L4 length, Route as coupled stripline 100 ohm differential trace.
Buffer
Buffer
Common Recommendations for Differential Routing
Differential Routing to PCI Express Connector
Down Device Differential Routing
L1
L1
L1’
L1’
Rs
Rs
Rs
Rs
L2’
L2
L2’
L2
L3’
L3’
SRC Reference Clock
Rt
Rt
L3
L3
7
Rt
Rt
L4’
49.9
L4
0.5 max
0.2 max
0.2 max
2 min to 16 max
1.8 min to 14.4 max
0.25 to 14 max
0.225 min to 12.6 max
L4’
33
L4
Dimension or Value
Dimension or Value
Dimension or Value
REF_CLK Input
Add In Board
ICS9DB401C
PCI Ex
ohm
ohm
inch
inch
inch
inch
inch
inch
inch
Unit
Unit
Unit
REF_CLK Input
PCI Ex Board
Down Device
Figure
Figure
Figure
1
1
1
1
2
2
1
1
1
REV E 03/18/08