rohs nrf52833 qdaa r7 multiprotocol

{"cid":"91212565","title":"BT NRF52833-QDAA-R7 RF System On A Chip SoC NRF52833 Multiprotocol SoC QFN40","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/de\/fbdd20466e515daf70892494dfd4-200x200-1.jpg","attrs":{"Price":"Contact for Sample","Brand Name":"Original Factory","Model Number":"NRF52833-QDAA-R7","Minimum Order Quantity":"10","Delivery Time":"5-8 work days","Certification":"Lead free \/ RoHS Compliant","Place of Origin":"CN","Payment Terms":"T\/T, L\/C, Western Union","Packaging Details":"40-QFN","Part Number":"NRF52833-QDAA-R7","Data Rate (Max)":"2Mbps","Voltage - Supply":"1.7V ~ 5.5V","Current - Receiving":"3.4mA ~ 10.7mA","Current - Transmitting":"2.3mA ~ 30.4mA","Operating Temperature":"-40\u00b0C ~ 105\u00b0C"}}

{"cid":"91219332","title":"NRF52833-QDAA-B-R7","imgUrl":"https:\/\/img.chinax.com\/nimg\/e4\/ae\/97824754d130391126476b0bb72e-200x200-1.jpg","attrs":{"Category":"RF and Wireless\nRF Transceiver ICs","Digi-Key Programmable":"Not Verified","Serial Interfaces":"ADC, I\u00b2S, PWM, SPI, UART, USB","Operating Temperature":"-40\u00b0C ~ 105\u00b0C","Memory Size":"512kB Flash, 128kB RAM","Package \/ Case":"40-VFQFN Exposed Pad","GPIO":"18","Type":"TxRx + MCU","Current - Transmitting":"2.3mA ~ 30.4mA","Current - Receiving":"3.4mA ~ 10.7mA","Modulation":"-","Package":"Tape & Reel (TR)\nCut Tape (CT)\nDigi-Reel\u00ae","RF Family\/Standard":"802.15.4, Bluetooth","Data Rate (Max)":"2Mbps","Product Status":"Active","Protocol":"Bluetooth v5.3, Thread, Zigbee\u00ae","Mounting Type":"Surface Mount","Series":"nRF52","Sensitivity":"-103dBm","Supplier Device Package":"40-QFN (5x5)","Mfr":"Nordic Semiconductor ASA","Frequency":"2.4GHz","Voltage - Supply":"1.7V ~ 5.5V","Power - Output":"8dBm","Description":"105C QUALIFIED BLUETOOTH 5.3 SOC"}}