link to page 9 DatasheetWA1470 NB-Fi transceiverChip Modes The transceiver has different modes of operation with different expected transition times and different blocks ON/OFF as indicated in the table 2. Table 2: Chip Operation Modes and Expected Transition Times DeepInitial ModeInitial Mode ConditionsIdleNormal Rx Normal TxSleepSleep All bias circuits are ON All Rx Blocks are OFF Idle N/A 20 us 20 us 20 us 1 ms All Tx Blocks are OFF LO is ON All bias circuits are ON All Rx Blocks are ON Normal Rx 10 us N/A 10 us 20 us 1 ms All Tx Blocks are OFF LO is ON All bias circuits are ON All Rx Blocks are OFF Normal Tx 10 us 10 us N/A 20 us 1 ms All Tx Blocks are ON LO is ON All bias circuits are ON All Rx Blocks are OFF Sleep 3 ms 3 ms 3 ms N/A 1 ms All Tx Blocks are OFF LO is OFF Core bias circuits1 are OFF All Rx Blocks are OFF Deep Sleep 3 ms 3 ms 3 ms 3 ms N/A All Tx Blocks are OFF LO is OFF All circuits are OFF Transition from shutdown to any other mode Shutdown (Analog & Digital) is expected in 3ms 1 Core bias circuits include reference voltage (bandgap), LDOs (Other than digital LDO) and bias voltage & current for any block other than Rx, Tx & Synthesizer (LO) blocks. Rev 5 – June 2020 Page 9 of 24 sales@waviot.com | www.waviot.com Document Outline Key Product Features General Description Applications Block Diagram & Chip Architecture Pin Diagram Pin List & Description Typical Connectivity Chip Modes Specifications ESD Ratings Operating Range Performance Specifications Description of the Registers eFuse Mirror Registers Non-eFuse Writable Registers Read Only Registers Packaging Information Contact Information