onsemi RSL15
RSL15 - Bluetooth® 5.2 Secure Wireless MCU
RSL15 is an ultra−low power secure Arm® Cortex®−M33 processor−based Bluetooth Low Energy 5.2 wireless MCU designed for connected smart devices in industrial and medical applications. With built-in power management, a wide supply voltage range, flexible GPIO and clocking scheme and an extensive set of peripherals, the RSL15 offers maximum design flexibility for high performance and ultra-low-power applications. The RSL15 includes 80 kB RAM and is available in 284 kB or 512 kB Flash options.
- Industry leading general-purpose microcontroller (MCU)
- Industry’s Lowest Power Flash-based Secure Bluetooth Low Energy MCU
- Latest in Embedded Security with Root of Trust
- Bluetooth Low Energy 5.2 with Long Range and Localization
The comprehensive yet easy to use Software Development Kit (SDK) contains drivers, libraries, sample code, development tools and mobile apps:
Key features
- Bluetooth Low Energy 5.2 Certified with Key Features:
- Up to 10 simultaneous connections
- Long Range (Coded PHY)
- 2 Mbit PHY (High Speed)
- Angle of Arrival (AoA) and Angle of Departure (AoD)
- Advertising Extensions
- Backwards compatibility and support for earlier Bluetooth Low Energy specifications including 5.1, 5.0, 4.2, 4.1 and 4.0
- Ultra−low Power Operation:
- Sleep Mode (GPIO Wakeup) @ 3 V VBAT: 36 nA
- Sleep Mode (Crystal Oscillator, RTC Timer Wakeup) @ 3 V VBAT: 81 nA
- Smart Sense Mode allows some digital and analog peripherals to remain active to monitor and acquire data from external sensors at a very low system−level power consumption
- Continuous ADC operation in Smart Sense Mode with wakeup on ADC threshold @ 3 V VBAT: 186 nA
- Peak Rx Current 1 Mbps @ 3V VBAT: 3 mA
- Peak Tx Current 0 dBm Output Power @ 3 V VBAT: 4.3 mA
- Non−Connectable Advertising at 5 s Intervals @ 3 V VBAT: 1.1 uA (Average)
- Connectable Advertising at 5 s Intervals @ 3 V VBAT: 1.3 uA (Average)
- Rx Sensitivity (BLE Mode, 1 Mbps): −96 dBm
- Rx Sensitivity (BLE Mode, 2 Mbps): −94 dBm
- Configurable Tx Power: −17 dBm to +6 dBm
- Data Rate of 62.5 kbps to 2000 kpbs
- Arm Cortex−M33 processor clocked up to 48 MHz
- Cybersecurity Platform with Arm CryptoCell™−312 for End−to−end Product Security with Secure Boot, Root of Trust, Lifecycle Management, Secure Key Management, and Application and Data Security
- Arm TrustZone® to enable secure execution zones
- Two Flash Memory Sizes Available, 284 kB Flash (NCH−RSL15−284−101Q40−ACG) or 512 kB Flash (NCH−RSL15−512−101Q40−ACG)
- 80 kB RAM (64 kB user RAM, 16 kB RAM for Baseband)
- Flexible Power Management: 1.2 V – 3.6 V VBAT. Directly connect 1.5 V Silver−oxide or 3 V Coin Cells without any external active components
- Two SPI ports with QSPI capability
Applications
- Industrial automation and sensing
- Connected medical sensors
- Wearables
- Asset tracking
- Electronic tags and access control
- Electronic labels
- Data loggers
- Smart appliances
- Energy harvesting switches
Product overview
| Product | Compliance | Data Transmission Standard | Frequency Band (MHz) | Package type |
|---|---|---|---|---|
| NCH-RSL15-284-101Q40-ACG | Pb-free/ Halide free |
Bluetooth Low Energy | 2400-2480 | QFN-40 |
| NCH-RSL15-512-101Q40-ACG | Pb-free/ Halide free |
Bluetooth Low Energy | 2400-2480 | QFN-40 |
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