9FG104EGLFT Datasheet 9FG104EGLFT, 9FG104EGILFT, 9FG104EFLFT | P13-P15

ICS9FG104E

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA

IDT®

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA 13

ICS9FG104E REV D 102912

Common Recommendations for Differential Routing Dimension or Value Unit Figure

L1 length, route as non-coupled 50ohm trace 0.5 max inch 1

L2 length, route as non-coupled 50ohm trace 0.2 max inch 1

L3 length, route as non-coupled 50ohm trace 0.2 max inch 1

Rs 33 ohm 1

Rt 49.9 ohm 1

Down Device Differential Routing

L4 length, route as coupled microstrip 100ohm differential trace 2 min to 16 max inch 1

L4 length, route as coupled stripline 100ohm differential trace 1.8 min to 14.4 max inch 1

Differential Routing to PCI Express Connector

L4 length, route as coupled microstrip 100ohm differential trace 0.25 to 14 max inch 2

L4 length, route as coupled stripline 100ohm differential trace 0.225 min to 12.6 max inch 2

DIF Reference Clock

HCSL Output Buffer

L1'

L2'

L4'

L3L3'

Rt Rt

PCI Express

Down Device

REF_CLK Input

Figure 1: Down Device Routing

HCSL Output Buffer

L1'

L2'

L4'

L3L3'

Rt Rt

PCI Express

Add-in Board

REF_CLK Input

Figure 2: PCI Express Connector Routing

ICS9FG104E

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA

IDT®

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA 14

ICS9FG104E REV D 102912

Vdiff Vp-p Vcm R1 R2 R3 R4 Note

0.45v 0.22v 1.08 33 150 100 100

0.58 0.28 0.6 33 78.7 137 100

0.80 0.40 0.6 33 78.7 none 100 ICS874003i-02 input compatible

0.60 0.3 1.2 33 174 140 100 Standard LVDS

R1a = R1b = R1

R2a = R2b = R2

Alternative Termination for LVDS and other Common Differential Signals (figure 3)

Component Value Note

R5a, R5b 8.2K 5%

R6a, R6b 1K 5%

Cc 0.1 µF

Vcm 0.350 volts

Cable Connected AC Coupled Application (figure 4)

HCSL Output Buffer

L1'

R1b

L2'

R1a

L4'

R2a R2b

Down Device

REF_CLK Input

Figure 3

L3'

R3 R4

PCIe Device

REF_CLK Input

Figure 4

R5a

L4'

3.3 Volts

R5b

R6a R6b

ICS9FG104E

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA

IDT®

FREQUENCY GENERATOR FOR PCIE GEN1/2, USB3.0, QPI & SATA 15

ICS9FG104E REV D 102912

Package Outline and Package Dimensions (28-SSOP)

INDEX

AREA

1 2

SEATING

PLANE

- C -

.10 (.004)

MIN MAX MIN MAX

A--2.00 --.079

A1 0.05 -- .002 --

A2 1.65 1.85 .065 .073

b 0.22 0.38 .009 .015

c 0.09 0.25 .0035 .010

E 7.40 8.20 .291 .323

E1 5.00 5.60 .197 .220

L 0.55 0.95 .022 .037

0° 8° 0° 8°

ARIATIONS

MIN MAX MIN MAX

28 9.90 10.50 .390 .413

209 mil SSOP

SYMBOL

In Millimeters In Inches

COMMON DIMENSIONS COMMON DIMENSIONS

SEE VARIATIONS SEE VARIATIONS

0.65 BASIC 0.0256 BASIC

Reference Doc.: JEDEC Publication 95, MO-150

SEE VARIATIONS SEE VARIATIONS

D mm. D (inch)

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18

9FG104EGLFT

Mfr. #:

Buy 9FG104EGLFT

Manufacturer:

IDT

Description:

Clock Synthesizer / Jitter Cleaner 4 O/P PCIE GEN2 SYNTHESIZER

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

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9FG104EGLFT

9FG104EGLFT

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