Z-Wave 800 Modem SoC (EFR32ZG28)

Low Power Wireless System-on-Chip

• High-Performance 32-bit 78 MHz ARM Cortex®-M33 with DSP instruction and floating-point unit for efficient signal processing
• Up to 1024 kB flash program memory
• Up to 256 kB RAM data memory
• Sub-GHz radio operation
• TX power up to +20 dBm
• BLE TX power up to +10 dBm

Wide Selection of MCU Peripherals

• Analog and Digital Converter (ADC)
• 12-bit @ 1 Msps
• 16-bit @ 76.9 ksps
• 2 x Analog Comparator (ACMP)
• 2-channel Digital to Analog Converter (VDAC)
• Low-Energy Sensor Interface (LESENSE)
• Up to 49 General Purpose I/O pins with output state retention and asynchronous interrupts
• 8 Channel DMA Controller
• 12 Channel Peripheral Reflex System (PRS)
• 4 x 16-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 1 x 32-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 32-bit Real Time Counter
• 24-bit Low Energy Timer for waveform generation
• 16-bit Pulse Counter with asynchronous operation (PCNT)
• 2 x Watchdog Timer
• 3 x Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART)
• 1 x Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
• 2 x I2C interface with SMBus support
• Integrated Low-Energy LCD Controller supporting up to 80 segments
• Keypad scanner supporting up to 6x8 matrix (KEYSCAN)
• Die temperature sensor

Low System Energy Consumption

• 4.2 mA RX current at 868 MHz (9.6 kbps FSK)
• 4.3 mA RX current at 868 MHz (100 kbps GFSK)
• 4.3 mA RX current at 908.42 MHz (9.6 kbps FSK)
• 4.3 mA RX current at 916 MHz (100 kbps GFSK)
• 25.7 mA TX current @ 14 dBm output power at 916 MHz
  
• 12.3 mA TX current @ 0 dBm output power at 2.4 GHz
• 33 μA/MHz in Active Mode (EM0) at 39.0 MHz
• 2.8 μA EM2 DeepSleep current (256 kB RAM retention and RTC running from LFXO)
• 1.3 μA EM2 DeepSleep current (16 kB RAM retention and RTC running from LFRCO)

Wide Operation Range

• 1.71 V to 3.8 V single power supply
• -40 °C to +125 °C

Packages

• QFN68 8 mm × 8 mm × 0.85 mm
• QFN48 6 mm × 6 mm × 0.85 mm

High Receiver Performance

• -109.9 dBm sensitivity @ 9.6 kbps 868 MHz FSK
• -108.6 dBm sensitivity @ 40 kbps 868 MHz FSK
• -107.3 dBm sensitivity @ 100 Mbps 868 MHz GFSK
• -109.1 dBm sensitivity @ 9.6 kbps 908.42 MHz FSK
• -108.8 dBm sensitivity @ 40 kbps 908.4 MHz FSK
• -107.3 dBm sensitivity @ 100 kbps 916 MHz GFSK
• -109.1 dBm sensitivity @ 100 kbps 912 MHz O-QPSK

Supported Modulation Format

• 2/4 (G)FSK with fully configurable shaping
• OQPSK DSSS
• (G)MSK
• OOK

Protocol Support

• Z-Wave
• Z-Wave Long Range
• Amazon Sidewalk
• Wi-SUN
• Proprietary
• Bluetooth Low Energy

Secure Vault

• Hardware Cryptographic Acceleration for AES128/192/256, ChaCha20-Poly1305, SHA-1, SHA-2/256/384/512, ECDSA, +ECDH (P-192, P-256, P-384, P-521), Ed25519 and Curve25519, J-PAKE, PBKDF2
• True Random Number Generator (TRNG) 
• ARM® TrustZone®
• Secure Boot with Root of Trust and Secure Loader (RTSL)
• Secure Debug Unlock
• DPA Countermeasures
• Secure Key Management with PUF
• Anti-Tamper
• Secure Attestation