| PartNumber | EM3591-RTR | EM3591-RT | EM3592-RT |
| Description | RF System on a Chip - SoC ZigBee/802.15.4--256kBFlash+32kB RAM+32 GPIO | RF System on a Chip - SoC ZigBee/802.15.4--256kBFlash+32kB RAM+32 GPIO | RF System on a Chip - SoC ZigBee / IEEE 802.15.4 SoC with 256kB flash, 32kB RAM, USB and additional GPIO |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Type | Zigbee | Zigbee | Zigbee |
| Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
| Operating Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz |
| Maximum Data Rate | 921.6 kb/s | - | - |
| Output Power | 3 dBm | 3 dBm | 3 dBm |
| Sensitivity | - 100 dBm | - 100 dBm | - 100 dBm |
| Operating Supply Voltage | 2.1 V to 3.6 V | 2.1 V to 3.6 V | 2.1 V to 3.6 V |
| Supply Current Receiving | 27 mA | 27 mA | 27 mA |
| Supply Current Transmitting | 31 mA | 31 mA | 31 mA |
| Program Memory Size | 256 kB | 256 kB | 256 kB |
| Package / Case | QFN-56 | QFN-56 | QFN-56 |
| Height | 0.85 mm | 0.85 mm | 0.85 mm |
| Length | 8 mm | 8 mm | 8 mm |
| Program Memory Type | Flash | Flash | Flash |
| Series | EM359x | EM359x | EM359x |
| Width | 8 mm | 8 mm | 8 mm |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| Data RAM Type | RAM | RAM | RAM |
| Interface Type | SPI | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of I/Os | 32 I/O | - | - |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 24 MHz | 24 MHz | 24 MHz |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 2000 | 416 | 416 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |