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onsemi FM24C Series

43 variants · onsemi

About the onsemi onsemi FM24C Series series

The onsemi onsemi FM24C Series series groups 43 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common memory format of EEPROM, memory interface of I²C and memory type of Non-Volatile. Variants differ by access time, case and frequency, so you can match the exact access time your application requires using the selection guide below. All listed onsemi FM24C Series part numbers are active and orderable.

Select a variant by

Access time
3.5 µs · 900 ns
Case
8-SOIC (0.154\", 3.90mm Width) · 8-TSSOP (0.173\", 4.40mm Width)
Frequency
100 kHz · 400 kHz
Memory organization
128 x 16 · 256 x 8 · 512 x 8
Memory size
2Kbit · 4Kbit
Operating temperature
-40°C~85°C(TA) · -40°C~125°C(TA) · 0°C~70°C(TA)
Voltage
2.7V ~ 5.5V · 4.5V ~ 5.5V

Variant comparison

ParameterFM24C02UFLEMT8FM24C02UFLMT8FM24C02ULM8XFM24C02ULMT8XFM24C02UMT8XFM24C02UVM8X
Access time900 ns900 ns3.5 µs3.5 µs3.5 µs3.5 µs
Case8-TSSOP (0.173\", 4.40mm Width)8-TSSOP (0.173\", 4.40mm Width)8-SOIC (0.154\", 3.90mm Width)8-TSSOP (0.173\", 4.40mm Width)8-SOIC (0.154\", 3.90mm Width)8-SOIC (0.154\", 3.90mm Width)
Frequency400 kHz400 kHz100 kHz100 kHz100 kHz100 kHz
Memory organization128 x 16128 x 16128 x 16128 x 16128 x 16128 x 16
Memory size2Kbit2Kbit2Kbit2Kbit2Kbit2Kbit
Operating temperature-40°C~85°C(TA)0°C~70°C(TA)0°C~70°C(TA)0°C~70°C(TA)0°C~70°C(TA)-40°C~125°C(TA)
Voltage2.7V ~ 5.5V2.7V ~ 5.5V2.7V ~ 5.5V2.7V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V

Shared specifications

Memory format
EEPROM
Memory interface
I²C
Memory type
Non-Volatile
Mounting type
Surface Mount
Package
Bulk
Technology
EEPROM
Write cycle time - word, page
15ms

Request a quote on any onsemi FM24C Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the onsemi onsemi FM24C Series variants differ?
onsemi FM24C Series part numbers differ by access time, case, frequency and memory organization. Use the selection guide above to pick by access time.
How many onsemi onsemi FM24C Series part numbers are listed?
43 onsemi onsemi FM24C Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for onsemi onsemi FM24C Series?
Request a quote (RFQ) for any onsemi FM24C Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants