CDCLVP110VFG4 Equivalent & Substitute Parts

Part Overview

The CDCLVP110VFG4 is a Clock Fanout Buffer (Distribution) Multiplexer IC manufactured by Texas Instruments, designed for high-speed clock distribution applications. This 2:10 configuration device operates at frequencies up to 4.6 GHz and is packaged in a 32-LQFP surface mount package. The product is currently discontinued at DiGi Electronics, making equivalent substitute parts necessary for ongoing design requirements and production needs.

Key Parameters

Parameter	Value
Manufacturer Part Number	CDCLVP110VFG4
Manufacturer	Texas Instruments
Type	Fanout Buffer (Distribution), Multiplexer
Ratio - Input:Output	2:10
Frequency - Max	4.6 GHz
Voltage - Supply	2.375V ~ 3.8V
Operating Temperature	-40°C ~ 85°C
Package / Case	32-LQFP (7x7)
Differential Input	Yes
Differential Output	Yes
Input Signal Type	HSTL, LVPECL
Output Signal Type	LVPECL
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the CDCLVP110VFG4 are qualified based on the following critical parameters that determine functional compatibility:

Core Substitution Criteria:

Input:Output Ratio: 2:10 (mandatory match)
Differential Input and Output capability: Yes/Yes (mandatory match)
Voltage Supply Range: 2.375V ~ 3.8V (mandatory match)
Operating Temperature Range: -40°C ~ 85°C (mandatory match)
Mounting Type: Surface Mount (mandatory match)
RoHS3 Compliance: Required for regulatory alignment

Allowable Variations:

Maximum Frequency: Substitute parts operating at 3.0 GHz are acceptable as they meet or exceed the minimum frequency requirements for clock distribution applications
Package Type: 32-LQFP and 32-TQFP are mechanically and electrically compatible within the same footprint class
Input/Output Signal Types: Substitutes supporting HSTL, LVPECL, ECL, PECL, and LVDS are acceptable as these are compatible differential signal standards
Moisture Sensitivity Level: MSL 1 and MSL 2 are both acceptable for standard operating environments
Packaging Format: Tape & Reel (TR) and Tray formats are functionally equivalent

Parameter Comparison

Parameter	CDCLVP110VFG4 (Main)	M100LVEP111FATWG	MC100LVEP111FARG	SY100EP111UTG-TR	CDCLVP110VF
Manufacturer	Texas Instruments	onsemi	onsemi	Microchip Technology	Texas Instruments
Product Status	Discontinued	Active	Active	Active	Active
Ratio - Input:Output	2:10	2:10	2:10	2:10	2:10
Frequency - Max	4.6 GHz	3.0 GHz	3.0 GHz	3.0 GHz	4.6 GHz
Voltage - Supply	2.375V ~ 3.8V	2.375V ~ 3.8V	2.375V ~ 3.8V	2.375V ~ 3.8V	2.375V ~ 3.8V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	32-LQFP	32-LQFP	32-LQFP	32-TQFP	32-LQFP
Differential Input	Yes	Yes	Yes	Yes	Yes
Differential Output	Yes	Yes	Yes	Yes	Yes
Input Signal Types	HSTL, LVPECL	ECL, HSTL, PECL	ECL, HSTL, LVDS, PECL	HSTL, LVECL, LVPECL	HSTL, LVPECL
Output Signal Types	LVPECL	ECL, PECL	ECL, PECL	LVECL, LVPECL	LVPECL
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	2 (1 Year)	2 (1 Year)	1 (Unlimited)	1 (Unlimited)
Inventory Status	664 Pcs	1400 Pcs	31195 Pcs	2389 Pcs	3225 Pcs

Engineering Selection Recommendations

Primary Recommendation: CDCLVP110VF

The CDCLVP110VF is the manufacturer-recommended substitute from Texas Instruments. It maintains identical electrical specifications to the CDCLVP110VFG4, including the 4.6 GHz maximum frequency, identical signal types (HSTL, LVPECL input; LVPECL output), and MSL 1 moisture sensitivity rating. The only difference is packaging format (Tray versus the original packaging). This part is currently active with 3225 units in stock and represents the lowest-risk substitution path.

Secondary Recommendations: onsemi Parts (M100LVEP111FATWG, MC100LVEP111FARG)

Both onsemi equivalents meet all core substitution criteria with a maximum frequency of 3.0 GHz, which is acceptable for clock distribution applications. The MC100LVEP111FARG offers the highest inventory availability (31195 units) and supports additional input signal types (LVDS). Both parts carry MSL 2 moisture sensitivity, requiring standard handling precautions. These parts are suitable for applications where the 3.0 GHz specification is sufficient.

Tertiary Recommendation: SY100EP111UTG-TR (Microchip Technology)

The SY100EP111UTG-TR from Microchip Technology meets all functional requirements with 3.0 GHz maximum frequency and MSL 1 moisture sensitivity. The primary consideration is the 32-TQFP package, which differs from the 32-LQFP of the original part. While mechanically compatible within the same footprint class, PCB layout verification is required to confirm pad compatibility and thermal performance.

Product Status Consideration:

All recommended substitutes are currently active products with established supply chains. The original CDCLVP110VFG4 is discontinued, making immediate transition to an active substitute necessary for new production and long-term availability assurance.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with 3.0 GHz maximum frequency in place of the 4.6 GHz CDCLVP110VFG4?

A: Yes. The 3.0 GHz maximum frequency of substitute parts (M100LVEP111FATWG, MC100LVEP111FARG, SY100EP111UTG-TR) is acceptable for clock distribution applications. The specification difference reflects device characterization; actual operating performance at frequencies below 3.0 GHz is equivalent to the original part.

Q: What is the difference between 32-LQFP and 32-TQFP packages?

A: Both are 32-pin surface mount packages with 7x7 mm footprints. LQFP (Low-Profile Quad Flat Package) and TQFP (Thin Quad Flat Package) are mechanically and electrically compatible. PCB layout and thermal design considerations may differ slightly; verify pad dimensions and thermal via placement with your PCB design tools.

Q: Does MSL 2 moisture sensitivity affect my application?

A: MSL 2 (1 Year) requires standard moisture control during storage and handling. Parts must be stored in dry conditions and used within one year of the moisture barrier bag opening. MSL 1 (Unlimited) parts have no time-based moisture sensitivity restrictions. Select MSL 1 parts (CDCLVP110VF, SY100EP111UTG-TR) if extended storage or relaxed handling procedures are required.

Q: Are the input and output signal types interchangeable between substitutes?

A: Input and output signal types are compatible within the differential ECL/PECL/LVPECL family. The CDCLVP110VFG4 accepts HSTL and LVPECL inputs and outputs LVPECL. Substitute parts accepting these signal types (or supersets including ECL, PECL, LVDS, LVECL) are functionally compatible. Verify your circuit's signal source and load impedance match the selected part's specifications.

Q: Which substitute offers the best inventory availability?

A: MC100LVEP111FARG from onsemi has the highest inventory with 31195 units in stock. CDCLVP110VF (Texas Instruments) has 3225 units, SY100EP111UTG-TR (Microchip) has 2389 units, and M100LVEP111FATWG (onsemi) has 1400 units.

Q: Is the CDCLVP110VF the same as CDCLVP110VFG4?

A: The CDCLVP110VF and CDCLVP110VFG4 share identical electrical specifications and are based on the same CDCLVP110 base product number. The difference is packaging format (Tray versus the original format). They are functionally equivalent for all circuit applications.

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