CMS32M6526GE16SP
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            CoreCortex-M0+, 64 MHz 
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            FamilyM0+ Series 
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            Sub-FamilyCMS32M65xx 
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          CMSIS PackCMS32M65xx
Code Flash: 64KB,  Data Flash: 1KB,  RAM: 8KB
            Package: 16-lead SOP (9.9x3.9mm, 1.27mm pitch)
| Core | Processor Cortex-M0+ | 
|---|---|
| Maximum Clock Frequency | 64 MHz | 
| Memory Protection Unit | MPU | 
| Floating Point Unit | NO_FPU | 
| Trust Zone | |
| Digital Signal Processor | |
| CortexM Vector Extensions | |
| Endian | Little-endian | 
| Features | View features | 
Processor
Cortex-M0+, 64 MHz
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      Package 9.9x3.9mm, 1.27mm pitch SOP 16-lead 9.9x3.9mm, 1.27mm pitch SOP 
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      Power Operating Voltage 1.8 V .. 5 V Operating Voltage Run, Sleep, Deep-Sleep 3 Run, Sleep, Deep-Sleep POR 1 x POR 
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      Spec Operating Temperature Range -40 °C .. +105 °C Operating Temperature Range 
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      Core features Enhanced DMA 24-channel Enhanced DMA 
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      Clock External Crystal Oscillator 1 MHz .. 20 MHz External Crystal Oscillator Internal RC Oscillator with +/- 1% accuracy 1 MHz .. 32 MHz Internal RC Oscillator with +/- 1% accuracy Internal Real Time Clock(RTC) 32.77 kHz Internal Real Time Clock(RTC) 
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      Timer Watchdog Timer 1 x Watchdog Timer General Purpose Timer (TIM8) 8 x 16-bit General Purpose Timer (TIM8) 
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      I/O High-Accuracy ADC 15-channel x 12-bit High-Accuracy ADC OPA 1 x OPA CMP 2 x CMP Temperature Sensor 1 x Temperature Sensor 
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      Communication Full Function I2C 1 x Full Function I2C Sample I2C 6 x Sample I2C 4-wire SPI 1 x 0 bit/s 4-wire SPI 3-wire SPI 6 x 0 bit/s 3-wire SPI Universal Asynchronous Receiver Transmitter 3 x 0 bit/s Universal Asynchronous Receiver Transmitter