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Introduction to Z-Wave 800 Series
The Z-Wave 800 series is the latest edition of the world's most popular IoT wireless protocol for smart home applications. Download this article to learn more about its key features and benefits.
EFR32ZG23 Common Specs
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 512 kB flash program memory
- Up to 64 kB RAM data memory
- Sub-GHz radio operation
- TX power up to +20 dBm
- ITU G.9959 compliant
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 31 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
- 4.4 mA RX current at 868 MHz (9.6 kbps FSK)
- 4.4 mA RX current at 868 MHz (100 kbps GFSK)
- 4.4 mA RX current at 915 MHz (9.6 kbps FSK)
- 4.4 mA RX current at 915 MHz (100 kbps GFSK)
- 25.4 mA TX current @ 14 dBm output power at 915 MHz
- 9.9 mA TX current @ 0 dBm output power at 915 MHz
- 26 μA/MHz in Active Mode (EM0) at 39.0 MHz
- 1.5 μA EM2 DeepSleep current (64 kB RAM retention and RTC running from LFXO)
- 1.2 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
- QFN40 5 mm × 5 mm × 0.85 mm
- QFN32 6 mm × 6 mm × 0.85 mm
High Receiver Performance
- -109.9 dBm sensitivity @ 9.6 kbps 868 MHz FSK
- -110.0 dBm sensitivity @ 40 kbps 868 MHz FSK
- -108.6 dBm sensitivity @ 100 Mbps 868 MHz GFSK
- -109.3 dBm sensitivity @ 9.6 kbps 915 MHz FSK
- -109.7 dBm sensitivity @ 40 kbps 915 MHz FSK
- -108.1 dBm sensitivity @ 100 kbps 915 MHz GFSK
- -109.8 dBm sensitivity @ 100 kbps 915 MHz O-QPSK
Supported Modulation Format
- 2 (G)FSK with fully configurable shaping
- OQPSK DSSS
Protocol Support
- Z-Wave
- Z-Wave Long Range
- CONNECT
- Sidewalk
- mioty
- Proprietary
Securing Your IoT Product
IoT security is key to protecting company brands, end user privacy, and commercial viability of products. Vulnerabilities can be exploited through both remote Internet attacks and physical hands-on-attacks.
Developers using the Silicon Labs Z-Wave 800 Modem SoC (EFR32ZG23) family have access to the highest level of IoT security provided by Secure Vault.
EFR32ZG23 Security Features
Whitepaper: Preparing for Next-Gen Cyber Attacks on IoT

Part Number | Z-Wave Long Range | Flash | RAM | Sensitivity (dBm) | Package Type |
---|---|---|---|---|---|
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN48 | ||
512 | 64 | -108.1 | QFN48 | ||
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN48 | ||
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN40 | ||
512 | 64 | -108.1 | QFN48 |
Z-Wave 800 Pro Kit

Z-Wave 800 Pro Kit
EFR32XG23 868-915 MHz +20 dBm Radio Board

EFR32XG23 868-915 MHz +20 dBm Radio Board
EFR32XG23 868-915 MHz +14 dBm Radio Board

EFR32XG23 868-915 MHz +14 dBm Radio Board
On-Demand
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