NOVEMBER 4, 2016 19 4-OUTPUT CK420BQ DERIVATIVE
9SQL4954 DATASHEET
Ordering Information
“G” suffix to the part number are the Pb-Free configuration and are RoHS compliant.
“B” is the device revision designator (will not correlate with the datasheet revision).
Revision History
Part / Order Number Shipping Packaging Package Temperature
9SQL4954BNLGI Trays 32-pin VFQFPN -40 to +85° C
9SQL4954BNLGI8 Tape and Reel 32-pin VFQFPN -40 to +85° C
Rev. Issue Date Intiator Description Page #
A 10/1/2015 RDW 1. Initial Release Various
B 3/7/2016 RDW Correct marking digram 15
C 3/25/2016 RDW
1. Updated ordering information to rev B
2. Update Byte 5 revision ID to B Various
D 5/3/2016 RDW
1. Updated block diagram
2. Minor corrections to front page text.
3. Removed Device name from "Termination" table under Test Loads
4. Updated SMBus
1,4,
various
E 10/28/2016 RDW
1. Updated electrical tables per PCIe Base Spec 4.0v7 of Oct. 2016
to add PCIe Gen4 CC and PCIe Gen2-3 IR to the data sheet.
2. Separated PCIe and QPI/UPI, SAS electrical tables
3. Updated front page text for clarity
4. Added note about hardware latching Spread Spectrum versus
software control of on/off to Byte 1.
5. Updated block diagram for formatting, and test loads
6. Changed name of DIF outputs to BCLK to better indicate there use
in servers.
7. Added bytes 10-19 to the SMBus register set.
8. Removed IDT Crystal Part numbers from DS.
Various
F 11/4/2016 RDW
1. Updated test loads diagrams
2. Added typical Tdrive_PD# value
3. Slight adjustments to max REF slew rates
4. Added default impedance settings to Byte 12 and 13
4, 6, 10,
14
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9SQL4954BNLGI

Mfr. #:
Manufacturer:
IDT
Description:
Clock Buffer 4 O/P CK420BQ Lite OEM
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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