9ZXL1930BKLFT Datasheet 9ZXL1930BKLFT, 9ZXL1930BKLF | P13-P15

9ZXL1930

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE

IDT®

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE 13

9ZXL1930 REV D 112015

SMBusTable: Reserved Register

Name Control Function T

e 0 1 Default

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

SMBusTable: Vendor & Revision ID Register

Name Control Function T

e 0 1 Default

Bit 7

RID3 R X

Bit 6

RID2 R X

Bit 5

RID1 R X

Bit 4

RID0 R X

Bit 3

VID3 R - - 0

Bit 2

VID2 R - - 0

Bit 1

VID1 R - - 0

Bit 0

VID0 R - - 1

SMBusTable: DEVICE ID

Name Control Function T

e 0 1 Default

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

SMBusTable: Byte Count Register

Name Control Function T

e 0 1 Default

Bit 7

Bit 6

Bit 5

Bit 4

BC4 R

Bit 3

BC3 R

Bit 2

BC2 R

Bit 1

BC1 R

Bit 0

BC0 R

SMBusTable: Reserved Register

Name Control Function T

e 0 1 Default

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

VENDOR ID

Reserved

Default value is 8 hex, so 9

bytes (0 to 8) will be read back

by default.

Device ID 2

Device ID 1

Device ID 4

REVISION ID

A rev = 0000

B rev = 0001

etc.

te 8

Device ID 0

Reserved

Writing to this register configures how

many bytes will be read back.

te 5

te 4

te 7

te 6

1930 is 193 Decimal

or C1 Hex

Device ID 7

(

MSB

)

Reserved

Device ID 5

Reserved

Device ID 6

Reserved

Device ID 3

Reserved

9ZXL1930

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE

IDT®

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE 14

9ZXL1930 REV D 112015

Common R ecommendations for Differential Routing D imension 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 (100 ohm differential traces) 33 ohm 1

Rs (85 ohm differential traces) 27 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 dif ferential 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

LP-HCSL

Differential Output

L1'

L2'

L4'

PCI Express

Down Device

REF_CLK Input

Figure 1: Down Device Routing

LP-HCSL

Differential Output

L1'

L2'

L4'

PCI Express

Add-in Board

REF_CLK Input

Figure 2: PCI Express Connector Routing

9ZXL1930

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE

IDT®

19-OUTPUT DB1900Z LOW-POWER DERIVATIVE 15

9ZXL1930 REV D 112015

Marking Diagram

Notes:

1. ‘LOT’ is the lot number.

2. YYWW is the last two digits of the year and week that the part was assembled.

3. “LF” denotes RoHS compliant package.

4. ‘COO” deontes country of origin.

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 3)

PCIe Device

REFCLK Input

Figure 3

R5a

L4'

3. 3 Volts

R5b

R6a R6b

LP-HCSL

Differential

Output

ICS

9ZXL1930BKLF

LOT

COO YYWWP

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

9ZXL1930BKLFT

Mfr. #:

Buy 9ZXL1930BKLFT

Manufacturer:

IDT

Description:

Clock Buffer HIGH PERF. ZDB

Lifecycle:

New from this manufacturer.

Delivery:

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Payment:

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9ZXL1930BKLFT

9ZXL1930BKLFT

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