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DA14680 Datasheet(PDF) 2 Page - Dialog Semiconductor |
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DA14680 Datasheet(HTML) 2 Page - Dialog Semiconductor |
2 / 5 page www.dialog-semiconductor.com/bluetoothlowenergy SoC Features • Complies to Bluetooth 4.2, ETSI EN 300 328 and EN 300 440 Class 2 (Europe), FCC CFR47 Part 15 (US) and ARIB STD-T66 (Japan) • Flexible processing power - 32 kHz up to 96 MHz 32-bit ARM Cortex-M0 with 16 kBytes, 4-way associative cache - Three optimised power modes (Extended sleep, Deep sleep and Hibernation) reducing current down to 840 nA • Memories - 8 Mb FLASH - 64 kB One-Time-Programmable (OTP) memory - 128 kB Data SRAM with retention capabilities - 16 kB Cache SRAM with retention capabilities - 128 kB ROM (including boot ROM and Bluetooth low energy stack) • Power management - Integrated Buck DC-DC converter (1.7 V - 4.75 V) - Three power supply pins for external devices - Supports Li-Polymer, Li-Ion, coin cells, NiMH and alkaline batteries - Charger (up to 5.0 V) with programmable curves - High accuracy state-of-charge fuel gauge - Programmable threshold for brownout detection • Clocks - 16 MHz crystal and RC oscillators - 32 kHz crystal and RC oscillators - 10.5 kHz RCX oscillator as a 32 kHz crystal replacement - Low power PLL up to 96 MHz • Three general purpose timer/counters with PWM, one of them 16-bit up/down timer/counter with PWM available in extended sleep mode • Application cryptographic engine with ECC, AES-256, SHA-1, SHA-256, SHA-512 and a FIPS 140-2-compliant True Random Number Generator • Digital interfaces - 31 general purpose I/Os with programmable voltage levels - Two UARTs, one with hardware flow control - Two SPI+™ interfaces - Two I²C bus interfaces at 100 kHz, 400 kHz - Three-axis capable Quadrature Decoder - PDM interface with HW sample rate converter (2 mics or 2 speakers) - I²S/PCM master/slave interface up to 8 channels - Keyboard scanner with de-bouncing - Infrared (IR) interface (PWM) - USB Full Speed (FS) device interface |
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