RF430FRL152H vs Siliconcraft Prometheus

RF430FRL152H offers MSP430 microcontroller with 2 KB FRAM and programmability. Prometheus provides battery-assisted display for smart packaging. ISO 15693.

Side-by-side specs

Frequency

RF430FRL152H: 13.56 MHz
Siliconcraft Prometheus: 13.56 MHz

Protocol

RF430FRL152H: ISO/IEC 15693, ISO/IEC 18000-3 Mode 1
Siliconcraft Prometheus: ISO/IEC 15693, NFC Forum Type 5

Memory

RF430FRL152H: 2 KB FRAM, 4 KB SRAM, 8 KB ROM
Siliconcraft Prometheus: 64 bytes user memory / 2048 bits total EEPROM

Interface

RF430FRL152H: RF (contactless ISO 15693), SPI (3-wire/4-wire), I2C, JTAG (4-wire debug)
Siliconcraft Prometheus: RF (contactless), I2C, GPIO

Temp Range

RF430FRL152H: 0°C to 70°C
Siliconcraft Prometheus: -40°C to +85°C

Form Factor

RF430FRL152H: VQFN-24 (RGE), 4 mm × 4 mm
Siliconcraft Prometheus: Flexible substrate module with integrated battery, display, and sensor interface

Security

RF430FRL152H: JTAG password protection, vacant memory access NMI, write-protected FRAM banks
Siliconcraft Prometheus: 32-bit password protection, EAS (Electronic Article Surveillance)

Spec	RF430FRL152H	Siliconcraft Prometheus
Frequency	13.56 MHz	13.56 MHz
Protocol	ISO/IEC 15693, ISO/IEC 18000-3 Mode 1	ISO/IEC 15693, NFC Forum Type 5
Memory	2 KB FRAM, 4 KB SRAM, 8 KB ROM	64 bytes user memory / 2048 bits total EEPROM
Interface	RF (contactless ISO 15693), SPI (3-wire/4-wire), I2C, JTAG (4-wire debug)	RF (contactless), I2C, GPIO
Temp Range	0°C to 70°C	-40°C to +85°C
Form Factor	VQFN-24 (RGE), 4 mm × 4 mm	Flexible substrate module with integrated battery, display, and sensor interface
Security	JTAG password protection, vacant memory access NMI, write-protected FRAM banks	32-bit password protection, EAS (Electronic Article Surveillance)

Verdict

Choose RF430FRL152H if you need a programmable NFC solution with onboard processing capabilities. This chip integrates an MSP430 microcontroller core with 2 KB FRAM, 4 KB SRAM, and 8 KB ROM, enabling you to run custom firmware directly on the tag for sensor data processing, conditional logic, or autonomous operation. The multiple wired interfaces (SPI 3-wire/4-wire, I2C, JTAG) support both programming and external sensor integration during development and deployment. JTAG password protection and write-protected FRAM banks provide development-grade security for protecting firmware and calibration data. The ISO/IEC 15693 and ISO/IEC 18000-3 Mode 1 protocols deliver reliable mid-range contactless communication at 13.56 MHz. This chip suits applications requiring local intelligence such as data logging, threshold detection, or edge processing in industrial sensors, medical devices, or smart shelf systems where the tag must operate autonomously between reader interrogations. Choose Siliconcraft Prometheus if you need a battery-assisted tag with display capabilities for consumer-facing smart packaging or retail applications. With 64 bytes of user-accessible memory from a 2048-bit EEPROM total, this tag provides limited data storage but compensates with integrated display and sensor features powered by an onboard battery. The battery assistance enables active display updates and sensor readings without requiring constant RF field presence, making it suitable for electronic shelf labels, pharmaceutical packaging with temperature monitoring, or interactive product labels. The 32-bit password protection and EAS (Electronic Article Surveillance) functionality address retail security requirements for anti-theft systems and controlled access. ISO/IEC 15693 and NFC Forum Type 5 compliance ensure compatibility with standard NFC readers at 13.56 MHz. The I2C and GPIO interfaces allow connection to external display modules or sensors, though the significantly smaller memory (64 bytes vs 2048 bytes FRAM) limits data-intensive applications compared to the programmable RF430FRL152H.

FAQ

Can the RF430FRL152H run custom firmware like a microcontroller?

Yes, the RF430FRL152H integrates an MSP430 microcontroller core with 8 KB ROM for firmware storage, 4 KB SRAM for execution, and 2 KB FRAM for non-volatile data. You can develop and deploy custom applications using JTAG programming interface.

What is the actual usable memory difference between these chips?

The RF430FRL152H provides 2 KB (2048 bytes) of FRAM for non-volatile user data, while the Prometheus offers only 64 bytes of user-accessible memory from its 2048-bit (256 bytes) total EEPROM. The RF430FRL152H has 32 times more user memory.

Does the Prometheus battery-assisted tag require external power?

Yes, the Prometheus is battery-assisted, meaning it includes an integrated battery to power the display and sensor functions independently of the RF field. This allows display updates and sensor readings even when not in an NFC reader's field, unlike purely passive tags.

Sourcing RF430FRL152H or Siliconcraft Prometheus in volume?

Roxtron builds custom RFID and NFC products around both RF430FRL152H and Siliconcraft Prometheus. Tell us your project — quantities, form factor, timeline — and we'll come back within 24 hours with pricing and lead times.