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RAMXEED (formerly Fujitsu Semiconductor Memory Solution) is a specialized semiconductor manufacturer providing FeRAM and ReRAM non-volatile memory solutions for RFID, smart cards, and compact wearable devices.
Parts that are not part of a series
Company background and product focus
RAMXEED, rebranded from Fujitsu Semiconductor Memory Solution in January 2025, is a specialized LSI manufacturer based in Yokohama, Japan. The company leverages decades of memory technology heritage dating back to Fujitsu's semiconductor development in 1956, including achievements like the world's first 64-kbit RAM commercialization.
RAMXEED specializes in advanced memory technologies including:
The company's name represents its commitment to co-creating and growing through infinite possibilities based on RAM memory technology. RAMXEED aims for "Niche-Top" leadership with its unique technology, providing highly reliable memory solutions optimized for customers' diverse application needs.
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Product families from RAMXEED
| Series | Category | Parts | Status | Description |
|---|---|---|---|---|
| Series | Category | Parts | Status | Description |
|---|---|---|---|---|
| RF, RFID, Wireless Evaluation Boards | 3 | Active | ||
| Memory | 1 | Active | ||
| Memory | 1 | Active | ||
| Memory | 1 | Obsolete |
Parts from RAMXEED that are not part of a series
| Part Information | Pricing (lowest) | Contents | Package / Case | Frequency | Sensitivity | Current - Receiving (Max) | Current - Receiving (Min) | Protocol | Memory Size | Memory Type | Memory Size (Flash) | Current - Transmitting (Min) | Current - Transmitting (Max) | Operating Temperature (Max) | Operating Temperature (Min) | Voltage - Supply (Minimum) | Voltage - Supply (Maximum) | Power - Output | Mounting Type | Data Rate | Utilized IC / Part | RF Family/Standard | Type | Antenna Type | Frequency (Min) | Frequency (Max) | Serial Interfaces | Memory Size ({type}) | Memory Size (RAM) | Memory Size (SRAM) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 RAMXEED BLE 5.2 (NRF52833) ARM M4F 128KB | Sign in to see pricing | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED EVALUATION BOARD FOR EB2833AA2 O | Sign in to see pricing | Board | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED EVALUATION KIT (BOARD+DEBUGGER) | Sign in to see pricing | Board | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED BLE 5.0 (NRF52840) WITH ANTENNA, | Sign in to see pricing | — | 63-SMD Module | 2.4 GHz | -103 dBm | 11.1 mA | 4.6 mA | Bluetooth v5.0 | 256 kB | Flash, RAM | 1 MB | 14.8 mA | 32.7 mA | 85 °C | -40 °C | 1.7 V | 5.5 V | 8 dBm | Surface Mount | 2 Mbps | nRF52840 | Bluetooth | — | — | — | — | — | — | — | — |
 RAMXEED EVALUATION BOARD FOR EB2840AA2 O | Sign in to see pricing | Board | — | 2.4 GHz | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 802.15.4 (Thread, Bluetooth® 5.x (BLE), Transceiver, Zigbee®) | PCB Trace Antenna(s) On-Board | — | — | — | — | — | — |
 RAMXEED EVALUATION KIT (BOARD+DEBUGGER) | Sign in to see pricing | Board | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED BLE 5.0 (NRF52840) WITH ANTENNA, | Sign in to see pricing | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED BLUETOOTH DEVELOPMENT TOOLS - 802.15.1 | Sign in to see pricing | Board | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 RAMXEED RF TXRX MODULE BLUETOOTH SMD | Sign in to see pricing | — | 63-SMD Module | 2.4 GHz | -104 dBm | 6.7 mA | 2.7 mA | Bluetooth v5.4 | — | Flash, RAM, SRAM | 1 MB | 5.1 mA | 11.3 mA | 105 °C | -40 °C | 1.7 V | 3.6 V, 5.5 V | 3 dBm | Surface Mount | 2 Mbps | nRF5340 | Bluetooth | — | Antenna Not Included | 2.402 GHz | 2.48 GHz | GPIO, UART | 512 kB | 512 kB | 512 kB |
 RAMXEED EVALUATION KIT (BOARD+DEBUGGER) | Sign in to see pricing | Board | — | 2.4 GHz | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | EB5340BA1 | — | Bluetooth® 5.x (BLE), Transceiver | — | — | — | — | — | — | — |