Features
• Operating Characteristics
– Voltage range: 1.71 to 3.6 V
– Flash write voltage range: 1.71 to 3.6 V
– Temperature range (ambient): -40 to 105°C
• Performance
– Up to 50 MHz ARM Cortex-M4 core with DSP instructions delivering
1.25 Dhrystone MIPS per MHz
• Memories and memory interfaces
– Up to 128 KB program flash.
– Up to 32 KB FlexNVM on FlexMemory devices
– 2 KB FlexRAM on FlexMemory devices
– Up to 16 KB RAM
– Serial programming interface (EzPort)
• Clocks
– 3 to 32 MHz crystal oscillator
– 32 kHz crystal oscillator
– Multi-purpose clock generator
• System peripherals
– Multiple low-power modes to provide power optimization based on
application requirements
– 4-channel DMA controller, supporting up to 41 request sources
– External watchdog monitor
– Software watchdog
– Low-leakage wakeup unit
• Security and integrity modules
– Hardware CRC module to support fast cyclic redundancy checks
– 128-bit unique identification (ID) number per chip
• Analog modules
– 16-bit SAR ADC
– Two analog comparators (CMP) containing a 6-bit DAC and
programmable reference input
– Voltage reference
• Timers
– Programmable delay block
– Eight-channel motor control/general purpose/PWM timer
– Two-channel quadrature decoder/general purpose timer
– Periodic interrupt timers
– 16-bit low-power timer
– Carrier modulator transmitter
– Real-time clock
• Communication interfaces
– USB full-/low-speed On-the-Go controller with onchip transceiver
– SPI module
– I2C module
– Three UART modules
– I2S module
