TLC555CPWRG4 Equivalent & Substitute Parts

Part Overview

The TLC555CPWRG4 is a 555 Type Timer/Oscillator (Single) IC manufactured by Texas Instruments, operating at 2.1MHz with a supply voltage range of 2V to 15V. This component is classified as Obsolete, which necessitates identification of active equivalent parts for ongoing design support and procurement continuity. The part is housed in a 14-TSSOP surface mount package and complies with ROHS3 and REACH standards.

Substiute Parts

TLC555CPWRG4

Texas InstrumentsIn Stock: 1118TLC555CPWRG4 Datasheet

Current PartRFQ

TLC555CPWR

Texas InstrumentsIn Stock: 5176TLC555CPWR Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLC555CPWRG4 is determined by strict equivalence across the following critical parameters:

• Functional Type: 555 Type Timer/Oscillator (Single) architecture
• Frequency Rating: 2.1MHz operational capability
• Supply Voltage Range: 2V to 15V compatibility
• Supply Current: 360 µA specification
• Operating Temperature Range: 0°C to 70°C
• Package Configuration: 14-TSSOP surface mount form factor
• Series Designation: LinCMOS™ technology platform
• Compliance Standards: ROHS3 and REACH requirements

The TLC555CPWR qualifies as a parametric equivalent based on identical electrical specifications and package geometry. The primary distinction is product status and packaging format.

Parameter Comparison

Engineering Selection Recommendations

The TLC555CPWR is the direct active equivalent for the obsolete TLC555CPWRG4. Both parts maintain identical electrical and mechanical specifications across all critical parameters. The TLC555CPWR carries Active product status, ensuring ongoing availability and manufacturer support. Both parts satisfy ROHS3 and REACH compliance requirements, making them suitable for applications requiring regulatory adherence. Selection of the TLC555CPWR eliminates obsolescence risk while maintaining full functional and physical compatibility with existing designs.

Frequently Asked Questions (FAQ)

Q: Can the TLC555CPWR be used as a direct replacement for the TLC555CPWRG4?

A: Yes. Both parts are electrically and mechanically identical across all specified parameters, including frequency, supply voltage, current consumption, operating temperature range, and 14-TSSOP package configuration.

Q: What is the primary difference between these two part numbers?

A: The TLC555CPWRG4 is classified as Obsolete, while the TLC555CPWR is Active. The packaging format differs: TLC555CPWRG4 uses standard packaging, while TLC555CPWR is available in Cut Tape (CT) and Digi-Reel® formats.

Q: Are there any compliance or certification differences?

A: No. Both parts are ROHS3 Compliant and REACH Unaffected, with identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited).

Q: Will the TLC555CPWR fit the same PCB footprint as the TLC555CPWRG4?

A: Yes. Both parts use the 14-TSSOP package with identical dimensions (0.173" width, 4.40mm), ensuring compatibility with existing surface mount designs.

Q: Is the TLC555CPWR suitable for new designs?

A: Yes. The Active product status and full compliance certifications make the TLC555CPWR appropriate for both legacy design updates and new applications requiring 555 Type Timer/Oscillator functionality.