TLC2933IPWG4 Equivalent & Substitute Parts

Part Overview

The TLC2933IPWG4 is a Phase Lock Loop (PLL) integrated circuit manufactured by Texas Instruments, designed for clock and timing applications. This device operates at a maximum frequency of 100MHz with CMOS input and output, housed in a 14-TSSOP surface mount package. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	TLC2933IPWG4
Manufacturer	Texas Instruments
Category	Clock/Timing
Type	Phase Lock Loop (PLL)
Frequency - Max	100MHz
Input/Output Type	CMOS/CMOS
Voltage - Supply	2.85V ~ 5.25V
Operating Temperature	-20°C ~ 75°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the TLC2933IPWG4 is determined by the following critical parameters:

Package Compatibility: All substitute parts must use the 14-TSSOP (0.173", 4.40mm Width) surface mount package to ensure mechanical and electrical compatibility with existing PCB layouts.

Electrical Interface: Input and output signal types must remain CMOS/CMOS to maintain signal integrity and compatibility with connected circuitry.

Supply Voltage Range: The voltage supply specification of 2.85V ~ 5.25V must be maintained or exceeded to ensure operation across the same power supply conditions.

Operating Temperature Range: The temperature range of -20°C ~ 75°C establishes the thermal operating envelope for substitution.

Frequency Capability: The maximum frequency specification determines the upper operational limit. Substitute parts may operate at equal or higher frequencies without functional degradation in applications requiring the original 100MHz capability.

Compliance Standards: RoHS3 compliance and MSL rating of 1 (Unlimited) are required to meet regulatory and manufacturing requirements.

Parameter Comparison

Parameter	TLC2933IPWG4 (Main)	TLC2933AIPW (MFR Recommended)	TLC2932AIPW (Parametric Equivalent)
Manufacturer Part Number	TLC2933IPWG4	TLC2933AIPW	TLC2932AIPW
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments
Product Status	Obsolete	Active	Active
Frequency - Max	100MHz	110MHz	55MHz
Input/Output Type	CMOS/CMOS	CMOS/CMOS	CMOS/CMOS
Number of Circuits	1	1	1
Ratio - Input:Output	2:1	2:1	2:1
Voltage - Supply	2.85V ~ 5.25V	2.85V ~ 5.25V	2.85V ~ 5.25V
Operating Temperature	-20°C ~ 75°C	-20°C ~ 75°C	-20°C ~ 75°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

TLC2933AIPW (MFR Recommended Substitute): This part is the manufacturer-recommended alternative to the obsolete TLC2933IPWG4. It maintains identical electrical specifications with a maximum frequency of 110MHz, exceeding the original 100MHz requirement. The part is currently in active production status, ensuring long-term availability and supply chain stability. All compliance certifications, including ROHS3 and MSL rating, are equivalent to the original component. This substitute is the primary choice for direct replacement applications.

TLC2932AIPW (Parametric Equivalent): This part shares the same package, supply voltage range, operating temperature, and signal interface characteristics as the TLC2933IPWG4. However, the maximum frequency specification is 55MHz, which is lower than the original 100MHz rating. This part is suitable only for applications where the operating frequency does not exceed 55MHz. The part is in active production status with equivalent compliance certifications. Selection of this substitute requires confirmation that the application frequency requirements do not exceed the 55MHz maximum specification.

Frequently Asked Questions (FAQ)

Q: Can the TLC2933AIPW directly replace the TLC2933IPWG4 in existing designs?

A: Yes. The TLC2933AIPW maintains identical package, supply voltage, operating temperature, and signal interface specifications. The higher maximum frequency (110MHz versus 100MHz) provides additional operational margin without introducing compatibility issues.

Q: What is the key difference between the TLC2933AIPW and TLC2932AIPW substitutes?

A: The primary difference is maximum frequency capability. The TLC2933AIPW operates at 110MHz, while the TLC2932AIPW operates at 55MHz. Both share identical package, voltage, and temperature specifications. Selection depends on the application's frequency requirements.

Q: Is the TLC2932AIPW suitable for all applications using the TLC2933IPWG4?

A: No. The TLC2932AIPW is suitable only for applications operating at frequencies not exceeding 55MHz. Applications requiring operation at or above 100MHz must use the TLC2933AIPW.

Q: Are all substitute parts available in the same packaging format?

A: Yes. All substitute parts use the 14-TSSOP (0.173", 4.40mm Width) surface mount package, ensuring compatibility with existing PCB layouts and assembly processes.

Q: Do the substitute parts meet the same compliance requirements as the original component?

A: Yes. Both substitute parts are ROHS3 compliant with MSL rating of 1 (Unlimited), matching the original component's regulatory and manufacturing requirements.

Q: What is the product status of the substitute parts?

A: Both TLC2933AIPW and TLC2932AIPW are classified as active products in current production, ensuring ongoing availability and supply chain support.

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