CDCLVD110VFR Equivalent & Substitute Parts

Part Overview

The CDCLVD110VFR is a Clock Fanout Buffer (Distribution), Multiplexer IC manufactured by Texas Instruments, designed for 2:10 signal distribution at 1.1 GHz with differential LVDS input and output. This device operates within a supply voltage range of 2.375V to 2.625V and is housed in a 32-LQFP surface mount package. The part is marked as "Not For New Designs," indicating it has been superseded. Identifying equivalent and substitute parts is necessary for ongoing support of legacy systems and for sourcing alternatives in applications where the original part is unavailable.

Key Parameters

Parameter	Value
Manufacturer Part Number	CDCLVD110VFR
Manufacturer	Texas Instruments
Category	Clock/Timing
Type	Fanout Buffer (Distribution), Multiplexer
Ratio - Input:Output	2:10
Differential Input	Yes
Differential Output	Yes
Input Signal Type	LVDS
Output Signal Type	LVDS
Frequency - Max	1.1 GHz
Voltage - Supply	2.375V ~ 2.625V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	32-LQFP
Supplier Device Package	32-LQFP (7x7)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Not For New Designs

Substitute Part Grouping Explanation

Substitute parts for the CDCLVD110VFR are classified based on the following substitution criteria:

Parametric Equivalents maintain identical electrical and mechanical specifications: 2:10 input-to-output ratio, differential LVDS input and output, 1.1 GHz maximum frequency, 2.375V to 2.625V supply voltage range, -40°C to 85°C operating temperature, and 32-LQFP package. These parts are direct functional replacements with no design modifications required.

Direct Manufacturer Alternatives share the same core functional parameters (2:10 ratio, differential LVDS input/output, 1.1 GHz frequency, matching supply voltage, temperature range, and 32-LQFP package) but are manufactured by different suppliers. These parts are electrically and mechanically compatible with identical pinout and performance characteristics.

Manufacturer Recommended Substitutes exceed the original specifications in one or more parameters while maintaining backward compatibility. These parts support the required 2:10 ratio, differential input/output, and 32-LQFP package but offer higher maximum frequency (2.5 GHz or 3 GHz), extended supply voltage ranges, or broader input/output signal type support. These parts are suitable for direct replacement in applications where the original part is unavailable, provided the application does not require the exact supply voltage constraints of the original design.

Parameter Comparison

Parameter	CDCLVD110VFR	CDCLVD110AVFR	ADN4670BSTZ	ADN4670BSTZ-REEL7	853S111AYILF	M100LVEP111FATWG	MC100LVEP111FAG	MC100LVEP111FARG
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices Inc.	Analog Devices Inc.	Renesas Electronics	onsemi	onsemi	onsemi
Product Status	Not For New Designs	Active	Active	Active	Active	Active	Active	Active
Type	Fanout Buffer (Distribution), Multiplexer	Fanout Buffer (Distribution), Multiplexer	Buffer/Driver, Multiplexer	Buffer/Driver, Multiplexer	Fanout Buffer (Distribution), Multiplexer	Fanout Buffer (Distribution), Multiplexer	Fanout Buffer (Distribution), Multiplexer	Fanout Buffer (Distribution), Multiplexer
Ratio - Input:Output	2:10	2:10	2:10	2:10	2:10	2:10	2:10	2:10
Differential Input	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Differential Output	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Input Signal Type	LVDS	LVDS	LVDS	LVDS	CML, LVDS, LVPECL, SSTL	ECL, HSTL, PECL	ECL, HSTL, LVDS, PECL	ECL, HSTL, LVDS, PECL
Output Signal Type	LVDS	LVDS	LVDS	LVDS	ECL, PECL	ECL, PECL	ECL, PECL	ECL, PECL
Frequency - Max	1.1 GHz	1.1 GHz	1.1 GHz	1.1 GHz	2.5 GHz	3 GHz	3 GHz	3 GHz
Voltage - Supply	2.375V ~ 2.625V	2.375V ~ 2.625V	2.375V ~ 2.625V	2.375V ~ 2.625V	2.375V ~ 3.465V	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	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	32-LQFP	32-LQFP	32-LQFP	32-LQFP	32-LQFP	32-LQFP	32-LQFP	32-LQFP
Supplier Device Package	32-LQFP (7x7)	32-LQFP (7x7)	32-LQFP (7x7)	32-LQFP (7x7)	32-TQFP (7x7)	32-LQFP (7x7)	32-LQFP (7x7)	32-LQFP (7x7)
Packaging	Tape & Reel (TR)	Tape & Reel (TR)	Tray	Tape & Reel (TR)	-	Tape & Reel (TR)	Tray	Tape & Reel (TR)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	2 (1 Year)	2 (1 Year)	2 (1 Year)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

For Direct Replacement (Parametric Equivalent): The CDCLVD110AVFR is the primary substitute, offering identical electrical and mechanical specifications with Active product status. This part maintains the exact 2:10 ratio, LVDS differential input/output, 1.1 GHz frequency, and 2.375V to 2.625V supply voltage range. The CDCLVD110AVFR is ROHS3 compliant and carries MSL 1 rating, matching the original part's environmental specifications.

For Direct Replacement (Analog Devices Alternative): The ADN4670BSTZ and ADN4670BSTZ-REEL7 provide equivalent functionality with Active product status. Both maintain identical electrical parameters and 32-LQFP packaging. The primary difference is packaging format (Tray versus Tape & Reel) and MSL rating (3 versus 1). These parts are suitable for applications where supply voltage is strictly maintained within 2.375V to 2.625V.

For Applications Requiring Higher Frequency or Extended Supply Voltage: The 853S111AYILF (Renesas), M100LVEP111FATWG (onsemi), MC100LVEP111FAG (onsemi), and MC100LVEP111FARG (onsemi) offer enhanced specifications. These parts support higher maximum frequencies (2.5 GHz to 3 GHz) and extended supply voltage ranges (up to 3.465V or 3.8V). All are ROHS3 compliant and Active products. The onsemi parts (M100LVEP111FATWG and MC100LVEP111FARG) offer the highest frequency capability at 3 GHz with the widest supply voltage range (2.375V to 3.8V).

Compliance Considerations: All substitute parts are ROHS3 compliant and REACH unaffected, meeting regulatory requirements equivalent to the original part. MSL ratings vary; applications requiring unlimited moisture exposure should prioritize the CDCLVD110AVFR (MSL 1) or consider desiccant storage for higher MSL-rated alternatives.

Frequently Asked Questions (FAQ)

Q: Can the CDCLVD110AVFR be used as a direct replacement for the CDCLVD110VFR?

A: Yes. The CDCLVD110AVFR is a parametric equivalent with identical electrical and mechanical specifications. Both parts maintain the 2:10 input-to-output ratio, LVDS differential signaling, 1.1 GHz maximum frequency, 2.375V to 2.625V supply voltage, and 32-LQFP package. The primary difference is product status: CDCLVD110AVFR is Active, while CDCLVD110VFR is Not For New Designs.

Q: What is the difference between the ADN4670BSTZ and ADN4670BSTZ-REEL7?

A: Both parts are electrically identical Analog Devices alternatives with equivalent specifications to the CDCLVD110VFR. The difference is packaging format: ADN4670BSTZ is supplied in Tray packaging, while ADN4670BSTZ-REEL7 is supplied in Tape & Reel format. Select based on assembly process requirements and inventory management preferences.

Q: Can I use the MC100LVEP111FARG in place of the CDCLVD110VFR?

A: Yes, with design considerations. The MC100LVEP111FARG maintains the required 2:10 ratio, differential input/output, and 32-LQFP package. However, it operates at 3 GHz maximum frequency (versus 1.1 GHz) and supports an extended supply voltage range of 2.375V to 3.8V. The part is backward compatible when supply voltage is maintained within the original 2.375V to 2.625V specification. MSL rating is 2 (1 Year) versus the original MSL 1 (Unlimited).

Q: What are the key parameters that determine substitution compatibility?

A: Substitution compatibility is determined by: (1) Input-to-output ratio (2:10), (2) Differential input and output capability, (3) Maximum frequency meeting or exceeding 1.1 GHz, (4) Supply voltage range encompassing 2.375V to 2.625V, (5) Operating temperature range of -40°C to 85°C, and (6) 32-LQFP surface mount package. Parts meeting these criteria are functionally interchangeable.

Q: Why do some substitute parts support different input/output signal types (ECL, PECL, HSTL)?

A: Higher-frequency alternatives such as the onsemi and Renesas parts are designed for broader signal compatibility across multiple clock distribution standards. While the CDCLVD110VFR is limited to LVDS input and output, these alternatives support ECL, PECL, HSTL, and LVDS. When used as CDCLVD110VFR replacements, configure the part for LVDS mode to maintain compatibility with existing circuitry.

Q: What is the significance of MSL (Moisture Sensitivity Level) differences?

A: MSL indicates the maximum time a component can be exposed to ambient moisture before soldering. The CDCLVD110VFR carries MSL 1 (Unlimited), while most substitutes carry MSL 2 or 3. For applications with extended storage or high-humidity environments, prioritize MSL 1 parts (CDCLVD110AVFR) or implement desiccant storage for higher MSL-rated alternatives.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant and REACH unaffected, meeting regulatory requirements equivalent to the original CDCLVD110VFR.

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