Is there a pin-compatible replacement for AD24C02?

Parts from the standard '24C02' family in a SOT-23-5 package, like SL24C02S, are likely pin-compatible. A datasheet review is required to confirm the pinout matches SCL, GND, SDA, VCC, and WP assignments.

What risks should I check before replacing AD24C02?

Key risks include: 1) Memory size mismatch, which can cause firmware issues. 2) Incompatible supply voltage or temperature ranges. 3) Different I2C device addressing. Always verify these parameters in the candidate's datasheet.

AD24C02 Alternatives, Datasheet & Cross Reference | IDCHIP

AD24C02 is a 2Kbit I2C serial EEPROM from IDCHIP in a SOT-23-5 package. When searching for alternatives, focus on candidates with matching memory size, I2C interface, and SOT-23-5 package, such as those from the standard 24C02 family.

AI replacement insight

Electrical riskmedium

Candidate voltage and temperature ranges are unknown and must be verified to match the target's 1.8V-5.5V range.

Package risklow

Most candidates share the SOT-23-5 package, but pinout must be confirmed.

Firmware riskhigh

Candidates with different memory sizes require I2C addressing and protocol verification to avoid system errors.

Can it be replaced directly?

A direct drop-in replacement is not confirmed. However, parts from the standard 24C02 family in a SOT-23-5 package are the strongest candidates, pending datasheet verification.

Best replacement path

The best replacement path is to find another '24C02' series EEPROM in a SOT-23-5 package, like SL24C02S, and verify its voltage and temperature ratings.

Main risk

The main risk is memory size mismatch. Using a part with larger memory requires firmware verification, while a smaller part risks data loss.

Recommended alternatives

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Alternative comparison matrix

Feature / factor	AD24C02	SL24C02S	AT24C04D-STUM-T-TUDI	Compatibility / risk
Memory Size	2 Kbit	2Kbit (inferred)	4Kbit (inferred)	2Kbit (inferred) / 4Kbit (inferred) — Inferred from '24C02' part number, matches target.; AT24C04D-STUM-T-TUDI: Larger memory (4Kbit vs 2Kbit) requires firmware check.
Package	SOT-23-5	SOT-23-5	SOT-23-5	SOT-23-5 — Package matches target.; AT24C04D-STUM-T-TUDI: Package matches target.
Interface	I2C	I2C (inferred)	-	I2C (inferred) — Standard for 24C02 family.
Voltage	1.8 V to 5.5 V	Unknown	Unknown	Unknown — Datasheet review required.; AT24C04D-STUM-T-TUDI: Datasheet review required.
Temperature	-40 °C to +85 °C	Unknown	-	Unknown — Datasheet review required.

Application & sourcing insights

Questions & answers

The most promising alternative is SL24C02S, which appears to be a 2Kbit EEPROM in the same SOT-23-5 package. However, you must verify its datasheet for voltage, temperature, and pinout compatibility before use.