As an Amazon Associate, we earn from qualifying purchases. EM3581-IRTR Silicon Labs | RF/IF and RFID | DigiKey Silicon Labs . EM3581-IRTR Gallery Attributes Brand name, Manufacturer name, Manufacturer, Attribute01, Attribute06Silicon Labs Attribute00336-EM3581-IRTR-ND Attribute02, MPNEM3581-IRTR Attribute03IC Attribute04, snippetIC RF TxRx Only 802.15.4 Bluetooth WiFi 802.11g Zigbee? 2.4GHz ~ 2.5GHz 48-VFQFN Exposed Pad Attribute05, CategoryL1RF/IF and RFID Attribute07EM358x Attribute08Bulk Attribute09Last Time Buy Attribute10TxRx Only Attribute11O-QPSK Attribute122.4GHz ~ 2.5GHz Attribute135Mbps Attribute148dBm Attribute15-100dBm Attribute16256kB Flash, 32kB RAM Attribute17I?C, SPI, UART, USB Attribute1824 Attribute1928mA Attribute2033.5mA Attribute21-40?C ~ 85?C Attribute22Surface Mount Attribute2348-VFQFN Exposed Pad Attribute2448-QFN (7x7) Attribute25EM3581 AttributeKey00Digi-Key Part Number AttributeKey01Manufacturer AttributeKey02Manufacturer Product Number AttributeKey03Description AttributeKey04Detailed Description AttributeKey05Category AttributeKey06Mfr AttributeKey07Series AttributeKey08Package AttributeKey09Product Status AttributeKey10Type AttributeKey11Modulation AttributeKey12Frequency AttributeKey13Data Rate (Max) AttributeKey14Power - Output AttributeKey15Sensitivity AttributeKey16Memory Size AttributeKey17Serial Interfaces AttributeKey18GPIO AttributeKey19Current - Receiving AttributeKey20Current - Transmitting AttributeKey21Operating Temperature AttributeKey22Mounting Type AttributeKey23Package / Case AttributeKey24Supplier Device Package AttributeKey25Base Product Number CategoryL2RF Transceiver ICs Extra Product NameEM3581-IRTR Silicon Labs | RF/IF and RFID | DigiKey atoms, moq, multiple1 extraShipping, qtyInStock0 SKU18696829 Distributor offers SellerSKUMOQIn stockMultiplePrices Digi-Key1869682911