nRF52840 Product Specification v1.1 4413 417 v1.1 / 2019-02-28Feature list Features: Bluetooth 5, IEEE 802.15.4-2006, 2.4 GHz transceiver Flexible power management -95 dBm sensitivity in 1 Mbps Bluetooth low energy mode 1.7 V to 5.5 V supply voltage range -103 dBm sensitivity in 125 kbps Bluetooth low energy mode (long range) On-chip DC/DC and LDO regulators with automated low current modes -20 to +8 dBm TX power, configurable in 4 dB steps 1.8 V to 3.3 V regulated supply for external components On-air compatible with nRF52, nRF51, nRF24L, and nRF24AP Series Automated peripheral power management Supported data rates: Fast wake-up using 64 MHz internal oscillator Bluetooth 5: 2 Mbps, 1 Mbps, 500 kbps, and 125 kbps 0.4 A at 3 V in System OFF mode, no RAM retention IEEE 802.15.4-2006: 250 kbps 1.5 A at 3 V in System ON mode, no RAM retention, wake on Proprietary 2.4 GHz: 2 Mbps, 1 Mbps RTC Single-ended antenna output (on-chip balun) 1 MB flash and 256 kB RAM 128-bit AES/ECB/CCM/AAR co-processor (on-the-fly packet encryption) Advanced on-chip interfaces 4.8 mA peak current in TX (0 dBm) USB 2.0 full speed (12 Mbps) controller 4.6 mA peak current in RX QSPI 32 MHz interface RSSI (1 dB resolution) High-speed 32 MHz SPI ARM Cortex -M4 32-bit processor with FPU, 64 MHz Type 2 near field communication (NFC-A) tag with wake-on 212 EEMBC CoreMark score running from flash memory field 52 A/MHz running CoreMark from flash memory Touch-to-pair support Watchpoint and trace debug modules (DWT, ETM, and ITM) Programmable peripheral interconnect (PPI) Serial wire debug (SWD) 48 general purpose I/O pins Rich set of security features EasyDMA automated data transfer between memory and ARM TrustZone Cryptocell 310 security subsystem peripherals NIST SP800-90A and SP800-90B compliant random number generator Nordic SoftDevice ready with support for concurrent multi- AES-128: ECB, CBC, CMAC/CBC-MAC, CTR, CCM/CCM* protocol Chacha20/Poly1305 AEAD supporting 128- and 256-bit key size 12-bit, 200 ksps ADC - 8 configurable channels with programmable SHA-1, SHA-2 up to 256 bits gain Keyed-hash message authentication code (HMAC) 64 level comparator RSA up to 2048-bit key size 15 level low-power comparator with wake-up from System OFF mode SRP up to 3072-bit key size Temperature sensor ECC support for most used curves, among others P-256 (secp256r1) and Ed25519/Curve25519 4x 4-channel pulse width modulator (PWM) unit with EasyDMA Application key management using derived key model Audio peripherals: I2S, digital microphone interface (PDM) Secure boot ready 5x 32-bit timer with counter mode Up to 4x SPI master/3x SPI slave with EasyDMA Flash access control list (ACL) Up to 2x I2C compatible 2-wire master/slave Root-of-trust (RoT) 2x UART (CTS/RTS) with EasyDMA Debug control and configuration Quadrature decoder (QDEC) Access port protection (CTRL-AP) 3x real-time counter (RTC) Secure erase Single crystal operation Package variants aQFN 73 package, 7 x 7 mm WLCSP93 package, 3.544 x 3.607 mm 4413 417 v1.1 ii