Datasheet Analog Devices ADuCM3029

Ultra Low Power Arm Cortex-M3 MCU with
Integrated Power Management
ADuCM3027/ADuCM3029 Data Sheet
FEATURES Digital peripherals
3 SPI interfaces to enable glueless interface to sensors,
radios, and converters
I2C and UART interfaces
SPORT for natively interfacing with converters and radios
Programmable GPIOs (44 in LFCSP and 34 in WLCSP)
3 general-purpose timers with PWM support
RTC and FLEX_RTC with SensorStrobe and time stamping
Programmable beeper
25-channel DMA controller
Clocking features
26 MHz clock: on-chip oscillator, external crystal oscillator
32 kHz clock: on-chip oscillator, low power crystal oscillator
Integrated PLL with programmable divider
Analog peripherals
12-bit SAR ADC, 1.8 MSPS, 8 channels, and digital comparator EEMBC ULPMark™-CP score: 245.5
Ultra low power active and hibernate mode
Active mode dynamic current: 30 μA/MHz (typical)
Flexi mode: 300 μA (typical)
Hibernate mode: 750 nA (typical) …

Ultra Low Power ARM Cortex-M3 MCU
with Integrated Power Management
ADuCM3027/ADuCM3029
FEATURES Hardware cryptographic accelerator supporting AES-128,
AES-256, and SHA-256 EEMBC ULPBenchв„ў score: 245.5
Ultralow power active and hibernate modes
Active (full on mode) < 30 ОјA/MHz (typical)
Flexiв„ў (core in sleep, peripherals active) < 300 ОјA (typical)
Hibernate (with SRAM retention) < 750 nA (typical)
Shutdown (optional RTC active) < 60 nA (typical)
ARMВ® CortexВ®-M3 processor with MPU
Up to 26 MHz with serial wire debug interface
Power management
Single-supply operation (VBAT): 1.74 V to 3.6 V
Optional buck converter for improved efficiency
Memory options
128 KB/256 KB of embedded flash memory with ECC
4 KB of cache memory to reduce active power
64 KB of configurable system SRAM with parity
Up to 32 KB of SRAM retained in hibernate mode
Safety
Watchdog with dedicated on-chip oscillator
Hardware CRC with programmable polynomial …