RP2354B Raspberry Pi RP2354B – Secure Dual-Core Microcontroller with 2MB Flash
- Dual-Core, Dual-Architecture: Choose between Arm Cortex-M33 or RISC-V cores (both at 150MHz).
- Advanced Security: TrustZone, SHA-256 accelerator, OTP key storage, and glitch detection for tamper resistance.
- Rich I/O Capabilities: 48 GPIOs, 12 PIO state machines, and support for 16MB external flash/PSRAM.
- Onboard Memory: 520KB SRAM + 2MB stacked flash (RP2354B variant).
- Comprehensive Peripherals: USB 1.1 Host/Device, 24 PWM channels, 8 ADC inputs, and more.
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Request a QuoteRaspberry Pi RP2354B Microcontrollers (MCU/MPU/SOC) Overview
The Raspberry Pi RP2354B is a next-generation microcontroller designed for high-performance, secure, and versatile embedded applications. Building on the success of the RP2040, it features dual Arm Cortex-M33 or Razard3 RISC-V cores, 2MB stacked flash, and 48 GPIOs, making it ideal for complex IoT deployments, industrial automation, and trusted firmware applications.
With transparent security architecture (including Arm TrustZone, signed boot, and anti-tampering features), three programmable I/O (PIO) coprocessors, and support for external flash/PSRAM, the RP2354B delivers unparalleled flexibility while maintaining Raspberry Pi’s signature ease of use.
The Raspberry Pi RP2354B MCU is a next-generation microcontroller designed for high-performance, secure, and versatile embedded applications. Building on the success of the RP2040, it features dual Arm Cortex-M33 or Razard3 RISC-V cores, 2MB stacked flash, and 48 GPIOs, making it ideal for complex IoT deployments, industrial automation, and trusted firmware applications.
With transparent security architecture (including Arm TrustZone, signed boot, and anti-tampering features), three programmable I/O (PIO) coprocessors, and support for external flash/PSRAM, the RP2354B delivers unparalleled flexibility while maintaining Raspberry Pi’s signature ease of use.
Key Features
✅ Dual-Core, Dual-Architecture: Choose between Arm Cortex-M33 or RISC-V cores (both at 150MHz).
✅ Advanced Security: TrustZone, SHA-256 accelerator, OTP key storage, and glitch detection for tamper resistance.
✅ Rich I/O Capabilities: 48 GPIOs, 12 PIO state machines, and support for 16MB external flash/PSRAM.
✅ Onboard Memory: 520KB SRAM + 2MB stacked flash (RP2354B variant).
✅ Comprehensive Peripherals: USB 1.1 Host/Device, 24 PWM channels, 8 ADC inputs, and more.
Specifications
Core & Memory
| Parameter | RP2354B Specification |
|---|---|
| CPU Cores | Dual Arm Cortex-M33 or Dual Hazard3 RISC-V |
| Clock Speed | 150MHz |
| On-Chip SRAM | 520KB (10 independent banks) |
| Internal Flash | 2MB (stacked) |
| External Flash Support | Up to 16MB via QSPI |
Peripherals & I/O
| Parameter | RP2354B Specification |
|---|---|
| GPIO Pins | 48 (80-pin QFN package) |
| PIO State Machines | 12 (across 3 PIO coprocessors) |
| ADC Channels | 8 (12-bit) |
| USB | USB 1.1 Host/Device with PHY |
| Communication Interfaces | 2× UART, 2× SPI, 2× I2C |
Security Features
| Parameter | RP2354B Specification |
|---|---|
| Secure Boot | Signed boot via mask ROM |
| Key Storage | 8KB antifuse OTP |
| Hardware Encryption | SHA-256 accelerator |
| Tamper Protection | Glitch detectors, bus filtering |
Physical & Power
| Parameter | RP2354B Specification |
|---|---|
| Package | QFN-80 (7mm × 7mm) |
| Operating Voltage | TBD (typically 1.8V–3.6V) |
| Temperature Range | Industrial-grade (TBD) |
Applications
- Industrial IoT (IIoT): Real-time control with secure firmware updates.
- Automation & Robotics: Leverage 12 PIO state machines for custom interfaces.
- Consumer Electronics: USB-enabled devices with low-power modes.
- Edge AI: Offload tasks to RISC-V cores for efficient processing.
- Security-Critical Systems: TrustZone for payment terminals or access control.
Why Choose RP2354B?
- Flexible Compute: Switch between Arm and RISC-V cores for optimized workloads.
- Raspberry Pi Ecosystem: Broad community support and documentation.
- Future-Proof Design: Scalable memory and fault-resistant security.
RP2354B vs. Competitors
| Feature | RP2354B | RP2040 | Competitor MCUs |
|---|---|---|---|
| Cores | Dual Arm/RISC-V | Dual Cortex-M0+ | Single-core variants |
| Security | TrustZone + OTP | Basic | Proprietary solutions |
| Max Flash | 2MB + 16MB external | 16MB external | Limited onboard |
| PIO Flexibility | 12 state machines | 8 state machines | None |
Resources
- Datasheet (Link to official Raspberry Pi documentation)
- Development Boards (Expected Q4 2024)
- Security White Paper (Transparent security architecture)
Ordering Information
| Part Number | Package | Flash | GPIOs | ADC |
|---|---|---|---|---|
| RP2350A | QFN-60 | None | 30 | 4 |
| RP2350B | QFN-80 | None | 48 | 8 |
| RP2354A | QFN-60 | 2MB | 30 | 4 |
| RP2354B | QFN-80 | 2MB | 48 | 8 |
Availability: Sampling now; volume production Q3 2024.
Final Notes
The RP2354B is Raspberry Pi’s answer to secure, high-performance embedded computing. With its unmatched I/O flexibility, open-security model, and dual-architecture support, it bridges the gap between bare-metal MCUs and Linux-capable SoCs.
Target Users: Embedded engineers, industrial designers, and IoT developers needing performance + security.
For prototyping, check out the upcoming RP2354B Dev Kit with debugging interfaces and Raspberry Pi’s signature Pico-style form factor.
Specification: Raspberry Pi RP2354B – Secure Dual-Core Microcontroller with 2MB Flash
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