Cypress / Infineon FM24 & FM25 FRAM Family (26 parts in our catalog)
Cypress (now Infineon) FM24V, FM25V FRAM (ferroelectric RAM) chips. Nonvolatile memory with SRAM-like fast writes and high endurance for data logging and metering applications.
Sub-families
| Sub-family | Variants | Core | Max Speed | Memory | Features |
|---|---|---|---|---|---|
| HIGH PERFORMANCE | |||||
| FM24V02A | 1 | F-RAM Non-volatile | 3.4 MHz | 32KB | LP HS NV IND |
| FM25VN10 | 1 | Serial SPI FRAM | 40 MHz | 128 KB | LP HS AUTO |
| FM25V01A | 2 | F-RAM Non-Volatile Memory | 40 MHz | 128 Kbit | LP HS NV |
| FM25V10 | 2 | Non-volatile Ferroelectric | 40 MHz | 128 KB | HS LP LV NV |
| GENERAL PURPOSE | |||||
| FM25L04B | 1 | ferroelectric non-volatile | 20 MHz | 4 Kbit | LP HS NV |
| FM24C16B | 1 | ferroelectric ram | 1 MHz | 2KB | LP HS LV |
| FM24CL04B | 2 | Ferroelectric RAM | 1 MHz | 4-Kbit | LP HS LV |
| FM25W256 | 2 | Ferroelectric Non-Volatile | 20 MHz | 32KB (256Kbit) | LP LV HS NV |
| FM24CL16B | 4 | Ferroelectric RAM | 1 MHz | 2KB (16Kb) | LP LV HS |
| FM24CL64B | 4 | F-RAM Serial I2C | 1 MHz | 8KB (64Kb) | LP LV HS |
| FM24CL08B | 1 | F-RAM Non-Volatile Memory | 1 MHz | 8-Kbit | LP LV HS |
| INDUSTRIAL ENDURANCE | |||||
| FM25C160B | 1 | Ferroelectric RAM (FRAM) | 20 MHz | 2KB | LP HS AUTO |
| INDUSTRIAL RELIABILITY | |||||
| FM25CL64B | 1 | Ferroelectric RAM (FRAM) | 20 MHz | 8 KB (64 Kb) | LP HS NV AUTO |
| HIGH PERFORMANCE NVM | |||||
| FM25V02A | 2 | ferroelectric ram | 40 MHz | 32KB | LP HS NV IND |
| FM24V10 | 0 | F-RAM | 3.4 MHz | 128KB | LP LV HS RTC |
| LOW DENSITY SPI | |||||
| FM25L16B | 1 | Ferroelectric Non-Volatile | 20 MHz | 16 Kb | LP HS LV |
Popular Variants
Top variants from across the family, with specs that differentiate them.
| Part Number | Sub-family | Memory | Package | Clock Frequency | Memory Interface | Voltage | Memory Organization | Stock |
|---|---|---|---|---|---|---|---|---|
| FM25V01A-GTR Tape & Reel | FM25V01A | 128K | SOIC-8 | 40 M | SPI | 2V | 16K | 11,093 |
| FM25L04B-GTR Tape & Reel | FM25L04B | 4K | SOIC-8 | 20 M | SPI | 2.7V | 512 x 8 | 17,776 |
| FM25V02A-G | FM25V02A | 256K | SOIC-8 | 40 M | SPI | 2V | 32K | 6,767 |
| FM24CL16B-GTR Tape & Reel | FM24CL16B | 16K | SOIC-8 | 1 M | I2C | 2.7V | 2K | 26,451 |
| FM24CL16B-DGTR Tape & Reel | FM24CL16B | 16K | WDFN-8 | 1 M | I2C | 2.7V | 2K | 5,754 |
| FM25C160B-GTR Tape & Reel | FM25C160B | 16K | SOIC-8 | 20 M | SPI | 4.5V | 2K | 5,075 |
| FM24CL16B-G | FM24CL16B | 16K | SOIC-8 | 1 M | I2C | 2.7V | 2K | 4,803 |
| FM25CL64B-DG | FM25CL64B | 64K | WDFN-8 | 20 M | SPI | 2.7V | 8K | 4,643 |
| FM24C16B-GTR Tape & Reel | FM24C16B | 16K | SOIC-8 | 1 M | I2C | 4.5V | 2K | 3,385 |
| FM24CL04B-GTR Tape & Reel | FM24CL04B | 4K | SOIC-8 | 1 M | I2C | 2.7V | 512 x 8 | 8,982 |
| FM24V02A-GTR Tape & Reel | FM24V02A | 256K | SOIC-8 | 3.4 M | I2C | 2V | 32K | 2,190 |
| FM25VN10-G | FM25VN10 | 1M | SOIC-8 | 40 M | SPI | 2V | 128K | 963 |
