M256QE3AE

Lead Time 20 Weeks , 20 Weeks , 20 Weeks , 20 Weeks , 20 Weeks
Flash 128 , 128 , 128 , 128 , 128
SRAM 16 , 16 , 16 , 16 , 16
Data Flash Configurable , Configurable , Configurable , Configurable , Configurable
LDROM 4K , 4K , 4K , 4K , 4K
I/O 70 , 70 , 70 , 70 , 70
Timer 4*32-bit , 4*32-bit , 4*32-bit , 4*32-bit , 4*32-bit
UART 3 , 3 , 3 , 3 , 3
I2C 1 , 1 , 1 , 1 , 1
PWM 6 , 6 , 6 , 6 , 6
ADC 16 , 16 , 16 , 16 , 16
ISP/ICP/IAP Yes , Yes , Yes , Yes , Yes
Package LQFP80 , LQFP80 , LQFP80 , LQFP80 , LQFP80
Status Mass Production , Mass Production , Mass Production , Mass Production , Mass Production
Comparator 2 , 2 , 2 , 2 , 2
ISO-7816-3 1 , 1 , 1 , 1 , 1
Operating Temp. Range (°C ) -40 to +105 , -40 to +105 , -40 to +105 , -40 to +105 , -40 to +105
PDMA 5 , 5 , 5 , 5 , 5
SPI / I2S 1 , 1 , 1 , 1 , 1
Tamper Detect (pin) 1 , 1 , 1 , 1 , 1

The NuMicro M254/M256/M258 series 32-bit low-power microcontroller is based on Arm Cortex-M23 core.