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Infineon Technologies FM24W256 Series

2 variants · Infineon Technologies

About the Infineon Technologies FM24W256 Series

The Infineon Technologies FM24W256 Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common access time of 550 ns, case of 8-SOIC (0.154\", 3.90mm Width) and frequency of 1 MHz. Variants differ by memory interface, operating temperature and package, so you can match the exact memory interface your application requires using the selection guide below. All listed Infineon Technologies FM24W256 Series part numbers are active and orderable.

Select a variant by

Memory interface
I2C · I²C
Operating temperature
-40°C ~ 85°C (TA) · -40°C~85°C(TA)
Package
Tape & Reel (TR) Cut Tape (CT) · Tube

Shared specifications

Access time
550 ns
Case
8-SOIC (0.154\", 3.90mm Width)
Frequency
1 MHz
Memory format
FRAM
Memory organization
32K x 8
Memory size
256Kbit
Memory type
Non-Volatile
Mounting
Surface Mount
Technology
FRAM (Ferroelectric RAM)
Voltage
2.7V ~ 5.5V
Write cycle time - word, page
-

Variant comparison

ParameterFM24W256-GTRFM24W256-G
Memory interfaceI2CI²C
Operating temperature-40°C ~ 85°C (TA)-40°C~85°C(TA)
PackageTape & Reel (TR) Cut Tape (CT)Tube

Request a quote on any Infineon Technologies FM24W256 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants