DA14531
DA14531 is Ultra Low Power Bluetooth 5.1 SoC manufactured by Renesas.
Features
- patible with Bluetooth® v5.1, ETSI EN 300 328
- Clocks and EN 300 440 Class 2 (Europe), FCC CFR47 Part
- 32 MHz crystal and 32 MHz RC osc.
15 (US) and ARIB STD-T66 (Japan)
- Supports up to three Bluetooth® LE connections
- 32 k Hz crystal and 32/512 k Hz RC osc.
- Typical cold boot to radioactive 35 ms
- Processing power
- 15 k Hz RCX as crystal replacement
- Programmable Reset Circuitry
- 2× General purpose Timers with capture and PWM
- 16 MHz 32-bit Arm Cortex-M0+ with SWD interface capabilities
- 18300 EEMBC Io TMark-Bluetooth LE® score
- Digital interfaces
- Dedicated Link Layer and AES-128 Encryption Processor
- Software-based True Random Number Generator (TRNG)
- GPIOs: 6 (WLCSP17), 12 (FCGQFN24)
- 2× UARTs (one with flow control)
- SPI Master/Slave up to 32 MHz (Master)
- Memories
- I2C bus at 100 k Hz and 400 k Hz
- 32 k B One-Time-Programmable (OTP)
- 3-axis capable Quadrature Decoder
- 48 k B Retainable System RAM
- Keyboard controller
- 144 k B ROM
- Analog interfaces
- Power management
- 4-channel 10-bit ADC
- Integrated Buck/Boost DCDC converter
- Radio transceiver
- Buck: 1.8 V ≤ VBAT_HIGH ≤ 3.6 V
- Fully integrated 2.4 GHz CMOS transceiver
- Boost: 1.1 V ≤ VBAT_LOW ≤ 1.65 V
- Single wire antenna
- Clock-less hibernation mode: Buck 270 n A, Boost 240 n A
- TX: 3.5 m A, RX: 2.2 m A (system currents with DCDC, VBAT_HIGH =3 V and 0 d Bm)
- Built-in temperature sensor for die temperature monitoring
- Programmable transmit output power from 19.5 d Bm to +2.5 d...
