PCF85103C-2T/00,11 Equivalent & Substitute Parts

Part Overview

The PCF85103C-2T/00,11 is a 2Kbit EEPROM memory IC manufactured by NXP USA Inc., featuring I2C interface operation at 100 kHz with 8-SO surface mount packaging. This component is classified as obsolete, necessitating identification of active equivalent parts for new designs and ongoing production requirements. The 256 x 8 memory organization and 2.5V to 6.0V supply voltage range define the functional requirements for suitable substitutes.

Substiute Parts

PCF85103C-2T/00,11

NXP USA Inc.In Stock: 936PCF85103C-2T/00,11 Datasheet

Current PartRFQ

M24C02-FMN6TP

STMicroelectronicsIn Stock: 27179M24C02-FMN6TP Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PCF85103C-2T/00,11 is determined by the following critical parameters:

• Memory Capacity & Organization: 2Kbit capacity with 256 x 8 organization is mandatory for functional equivalence
• Interface Protocol: I2C interface compatibility is required for circuit integration
• Package Compatibility: 8-SOIC surface mount package with 0.154" width (3.90mm) ensures mechanical fit
• Voltage Compatibility: Supply voltage range must encompass or overlap with 2.5V ~ 6.0V specification
• Temperature Range: Operating temperature range of -40°C ~ 85°C must be supported
• Compliance Status: RoHS3 compliance and REACH unaffected status maintained across substitutes

The M24C02-FMN6TP meets all substitution criteria through identical memory capacity, I2C interface, compatible packaging, overlapping voltage range (1.7V ~ 5.5V), matching temperature range, and equivalent compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The M24C02-FMN6TP is the qualified substitute for the PCF85103C-2T/00,11. Selection is based on:

• Product Status Alignment: The substitute is active production status, ensuring long-term availability and supply chain continuity
• Compliance Maintenance: Both RoHS3 compliance and REACH unaffected status are preserved, maintaining regulatory requirements
• Functional Compatibility: Identical memory capacity, organization, and I2C interface ensure direct circuit compatibility
• Package Equivalence: Matching 8-SOIC package dimensions enable direct PCB layout compatibility
• Enhanced Performance: The substitute operates at 400 kHz clock frequency, providing improved performance over the original 100 kHz specification while maintaining backward compatibility
• Expanded Voltage Range: The 1.7V ~ 5.5V supply range encompasses the original 2.5V ~ 6.0V specification, supporting broader application requirements

Frequently Asked Questions (FAQ)

Q: Can the M24C02-FMN6TP be used as a direct replacement for the PCF85103C-2T/00,11?

A: Yes. Both components share identical 2Kbit capacity, 256 x 8 organization, I2C interface, 8-SOIC package dimensions, and operating temperature range. The substitute is pin-compatible and functionally equivalent for circuit applications.

Q: What is the impact of the higher clock frequency (400 kHz vs. 100 kHz)?

A: The M24C02-FMN6TP operates at 400 kHz, which is faster than the original 100 kHz specification. This provides improved data transfer rates while maintaining full backward compatibility with circuits designed for 100 kHz operation. The I2C protocol supports both speeds.

Q: Are there voltage supply considerations when substituting?

A: The M24C02-FMN6TP operates across 1.7V ~ 5.5V, which overlaps with the original 2.5V ~ 6.0V range. For applications using supply voltages between 2.5V and 5.5V, the substitute operates within both specifications. Applications requiring operation above 5.5V require design review.

Q: Is the package footprint identical?

A: Yes. Both components use 8-SOIC packaging with 0.154" width (3.90mm). PCB layouts and assembly processes require no modification.

Q: What compliance certifications apply to the substitute?

A: The M24C02-FMN6TP maintains RoHS3 compliance and REACH unaffected status, matching the original component's regulatory standing.

Q: Why is the original part obsolete?

A: The PCF85103C-2T/00,11 is classified as obsolete by the manufacturer. The M24C02-FMN6TP provides an active, production-supported alternative with equivalent functionality and enhanced performance characteristics.