Equivalent & Substitute Parts for 24LC024T-I/MS

Part Overview

The 24LC024T-I/MS is a 2Kbit EEPROM memory IC manufactured by Microchip Technology, featuring I2C interface operation at 400 kHz with 900 ns access time. Supplied in 8-MSOP surface mount packaging with Cut Tape & Digi-Reel® delivery, this component operates across 2.5V to 5.5V supply voltage range and -40°C to 85°C temperature range. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified when design requirements necessitate alternative packaging formats, extended temperature ranges, higher clock frequencies, or different supply voltage specifications while maintaining core memory functionality and electrical compatibility.

Key Parameters

Parameter	24LC024T-I/MS
Memory Size	2Kbit
Memory Organization	256 x 8
Memory Interface	I2C
Clock Frequency	400 kHz
Access Time	900 ns
Write Cycle Time	5ms
Voltage Supply Range	2.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Package Type	8-MSOP (0.118", 3.00mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 24LC024T-I/MS is determined by the following critical parameters:

Core Functional Parameters (Must Match):

Memory Size: 2Kbit
Memory Organization: 256 x 8
Memory Interface: I2C
Write Cycle Time: 5ms
Package/Case: 8-MSOP or 8-TSSOP footprint compatibility

Allowable Variation Parameters:

Clock Frequency: 400 kHz or higher (1 MHz acceptable)
Voltage Supply Range: Equal to or broader than 2.5V ~ 5.5V
Operating Temperature: Equal to or broader than -40°C ~ 85°C
Packaging Format: Cut Tape, Tube, or Tape & Reel
MSL Rating: Equal to or lower (MSL 1 or MSL 2)

Substitute parts are grouped by substitution type: Direct equivalents maintain identical electrical specifications with packaging variations; Manufacturer Recommended alternatives provide equivalent functionality with extended supply voltage or temperature ranges; Parametric equivalents match core specifications with minor package variations; Upgrade parts offer enhanced temperature ratings or automotive qualification.

Parameter Comparison

Part Number	Manufacturer	Memory Size	Clock Frequency	Voltage Supply	Operating Temp	Package	Packaging Format	Product Status	MSL
24LC024T-I/MS	Microchip	2Kbit	400 kHz	2.5V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Cut Tape & Digi-Reel	Active	1
24LC024-I/MS	Microchip	2Kbit	400 kHz	2.5V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Tube	Active	2
24AA024T-I/MS	Microchip	2Kbit	400 kHz	1.7V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Cut Tape & Digi-Reel	Active	1
24AA02T-I/MS	Microchip	2Kbit	400 kHz	1.7V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Cut Tape & Digi-Reel	Active	1
24LCS52T-I/MS	Microchip	2Kbit	400 kHz	2.2V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Tape & Reel	Active	1
24LC02BT-I/MS	Microchip	2Kbit	400 kHz	2.5V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Cut Tape & Digi-Reel	Active	1
BR24A02FVM-WMTR	Rohm	2Kbit	400 kHz	2.5V ~ 5.5V	-40°C ~ 105°C	8-MSOP	Tape & Reel	Active	1
BR24G02FVJ-3AGTE2	Rohm	2Kbit	1 MHz	1.6V ~ 5.5V	-40°C ~ 85°C	8-TSSOP	Tape & Reel	Active	1
BR24G02FVJ-3GTE2	Rohm	2Kbit	400 kHz	1.6V ~ 5.5V	-40°C ~ 85°C	8-TSSOP	Tape & Reel	Not For New Designs	1
BR24G02FVM-3GTTR	Rohm	2Kbit	400 kHz	1.6V ~ 5.5V	-40°C ~ 85°C	8-MSOP	Tape & Reel	Active	1
BR24L02FVJ-WE2	Rohm	2Kbit	400 kHz	1.8V ~ 5.5V	-40°C ~ 85°C	8-TSSOP	Tape & Reel	Not For New Designs	1

Engineering Selection Recommendations

Direct Substitution (Identical Electrical Specifications): 24LC024-I/MS serves as a direct substitute with packaging format variation (Tube instead of Cut Tape & Digi-Reel). MSL rating increases from 1 to 2, indicating 1-year moisture sensitivity limitation. Suitable for applications where packaging format flexibility is acceptable and moisture control is managed.

Extended Supply Voltage Range: 24AA024T-I/MS and 24AA02T-I/MS both extend minimum supply voltage to 1.7V, enabling operation in low-power applications. Electrical performance and temperature range remain equivalent. Both maintain Active product status and MSL 1 rating.

Broader Supply Voltage Coverage: 24LCS52T-I/MS operates from 2.2V minimum, providing intermediate supply voltage flexibility. Tape & Reel packaging format differs from original Cut Tape delivery.

Parametric Equivalent: 24LC02BT-I/MS maintains identical electrical specifications and packaging format, representing a direct parametric match suitable for pin-compatible replacement.

Extended Temperature Range: BR24A02FVM-WMTR (Rohm Semiconductor) extends operating temperature to -40°C ~ 105°C, supporting automotive and high-temperature applications. Maintains 2.5V ~ 5.5V supply range and 400 kHz clock frequency. Automotive qualification (AEC-Q100) and ROHS3 compliance confirmed. Tape & Reel packaging format.

Higher Clock Frequency: BR24G02FVJ-3AGTE2 operates at 1 MHz clock frequency with extended supply voltage range (1.6V ~ 5.5V). Suitable for applications requiring faster I2C communication. 8-TSSOP package footprint differs from 8-MSOP.

Broader Supply Voltage with Standard Clock: BR24G02FVM-3GTTR provides 1.6V ~ 5.5V supply range at 400 kHz operation. 8-MSOP package maintains footprint compatibility. Active product status confirmed.

Legacy Parts (Not For New Designs): BR24G02FVJ-3GTE2 and BR24L02FVJ-WE2 carry "Not For New Designs" status. These parts remain available but should not be selected for new circuit designs. Existing designs may continue using these parts for continuity.

Frequently Asked Questions (FAQ)

Q: Can 24LC024-I/MS replace 24LC024T-I/MS in production? A: Yes, 24LC024-I/MS is electrically equivalent with identical core specifications. The primary difference is packaging format (Tube vs. Cut Tape & Digi-Reel) and MSL rating increase from 1 to 2. Verify moisture control procedures if MSL 2 limitation applies to your assembly environment.

Q: What is the advantage of 24AA024T-I/MS over the original part? A: 24AA024T-I/MS extends minimum supply voltage to 1.7V, enabling operation in low-power battery applications where 24LC024T-I/MS requires minimum 2.5V. All other electrical parameters remain identical.

Q: Is BR24A02FVM-WMTR suitable for automotive applications? A: BR24A02FVM-WMTR carries AEC-Q100 automotive qualification and extends operating temperature to 105°C. This part is specifically designed for automotive environments requiring extended temperature range. Rohm Semiconductor manufacturing differs from Microchip, requiring verification of any application-specific requirements.

Q: Can I use BR24G02FVJ-3AGTE2 as a direct replacement? A: BR24G02FVJ-3AGTE2 is not a direct replacement due to package footprint difference (8-TSSOP vs. 8-MSOP) and higher clock frequency (1 MHz vs. 400 kHz). PCB layout modification is required. Use only if higher I2C speed is beneficial and PCB redesign is feasible.

Q: Why should I avoid BR24G02FVJ-3GTE2 and BR24L02FVJ-WE2? A: Both parts carry "Not For New Designs" product status from Rohm Semiconductor. While available for existing designs, these parts should not be selected for new circuit development. Use active alternatives such as BR24G02FVM-3GTTR or BR24A02FVM-WMTR.

Q: What is the difference between 8-MSOP and 8-TSSOP packages? A: Both are 8-pin surface mount packages with similar footprints. 8-MSOP measures 0.118" width (3.00mm), while 8-TSSOP measures 0.118" width (3.00mm) for standard variants. Verify specific package dimensions in component datasheets before PCB layout finalization. Some Rohm parts use 8-VSSOP (0.110", 2.80mm width), requiring layout verification.

Q: Are all substitute parts ROHS3 compliant? A: Yes, all listed substitute parts maintain ROHS3 compliance. All parts are REACH Unaffected and carry EAR99 ECCN classification.

Q: Can I mix Microchip and Rohm parts in the same design? A: Electrical compatibility is confirmed across all listed parts. However, verify manufacturing process differences, qualification requirements, and supply chain availability before committing to mixed-manufacturer designs. Rohm parts require verification of DiGi-Electronics programmability status for your specific application.

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