M2L31SE4AE
Nuvoton· Series M2L31Lifecycle: Mass production
Cortex-M23 · 72 MHz · 128 KB · 40 KB · 1.71 ~ 3.6 V · LQFP64
Key specifications
CPU core
Cortex-M23
Max CPU frequency
72 MHz
VDD = 1.71 V ~ 3.6 V
Program Flash
128 KB
SRAM
40 KB
Operating voltage
1.71 ~ 3.6 V
Operating temperature
-40 ~ 105°C
Package
LQFP64
GPIO count
53
UART
6
SPI
2
I²C
2
CAN
1
USB Full-Speed
1
ADC resolution
12
ADC channels
20
PWM channels
12
All parameters
| Core | |
| CPU core | Cortex-M23(Series-wide parameter) |
| Max CPU frequency | 72 MHz(Series-wide parameter) VDD = 1.71 V ~ 3.6 V |
| Memory | |
| Program Flash | 128 KB |
| SRAM | 40 KB |
| Power & environment | |
| Operating voltage | 1.71 ~ 3.6 V(Series-wide parameter) |
| Operating temperature | -40 ~ 105°C(Series-wide parameter) |
| Run current per MHz | 60 µA/MHz(Series-wide parameter) Normal Run mode at 72 MHz (vendor headline in General Description; Table 8.3-1 typ 4.27 mA at 72 MHz, PL1, executed from RRAM, all peripherals disabled, TA = 25 °C) |
| Lowest-power mode current | 0.5 µA(Series-wide parameter) Deep Power-down mode (DPD), no SRAM retention; vendor headline stated as 'less than 0.5 µA' (upper bound, General Description) |
| Package & IO | |
| Package | LQFP64 |
| Package size | 7x7 |
| Pin count | 64 |
| GPIO count | 53 |
| Connectivity | |
| UART | 6 |
| SPI | 2 |
| I²C | 2 |
| I²S | 2 |
| QSPI | 1 |
| CAN | 1 |
| CAN FD | Yes |
| USB Full-Speed | 1 |
| USB roles | OTG(Series-wide parameter) |
| External bus (EBI/EXMC) | No |
| Analog | |
| ADC resolution | 12(Series-wide parameter) |
| ADC channels | 20 |
| ADC sample rate | 3.42 MSPS(Series-wide parameter) |
| DAC channels | 1 |
| DAC resolution | 12(Series-wide parameter) |
| Analog comparators | 3 |
| Op-amps / PGA | 2 |
| Temperature sensor | Yes(Series-wide parameter) |
| Timers & control | |
| PWM channels | 12 |
| RTC | Yes |
| DMA channels | 10 |
| Other features | |
| Touch keys | 0 |
| Reliability | |
| ESD (HBM) | 4 kV(Series-wide parameter) HBM, ANSI/ESDA/JEDEC JS-001, ±4000 V |
| Flash endurance | 10,000 cycles(Series-wide parameter) RRAM (ReRAM) program cycles, min, TJ = -40 °C ~ 125 °C |
| Flash data retention | 10 years(Series-wide parameter) RRAM (ReRAM) data retention, min, after 10 kcycles, TJ = 125 °C |
| IEC 60730 Class B | Yes |
Values are read by software from the exact location in the manufacturer's document and cross-checked. The latest manufacturer datasheet prevails.
Same series (20)
| PN | Max CPU frequency | Program Flash | SRAM | Operating temperature | Package | GPIO count |
|---|---|---|---|---|---|---|
| M2L31CGDAE | 72 MHz | 256 KB | 168 KB | -40 ~ 105°C | WLCSP49 | 40 |
| M2L31CIDAE | 72 MHz | 512 KB | 168 KB | -40 ~ 105°C | WLCSP49 | 40 |
| M2L31KGDAE | 72 MHz | 256 KB | 168 KB | -40 ~ 105°C | LQFP128 | 109 |
| M2L31KIDAE | 72 MHz | 512 KB | 168 KB | -40 ~ 105°C | LQFP128 | 109 |
| M2L31LD4AE | 72 MHz | 64 KB | 40 KB | -40 ~ 105°C | LQFP48 | 41 |
| M2L31LE4AE | 72 MHz | 128 KB | 40 KB | -40 ~ 105°C | LQFP48 | 41 |
| M2L31LG4AE | 72 MHz | 256 KB | 40 KB | -40 ~ 105°C | LQFP48 | 41 |
| M2L31LGDAE | 72 MHz | 256 KB | 168 KB | -40 ~ 105°C | LQFP48 | 41 |
| M2L31LIDAE | 72 MHz | 512 KB | 168 KB | -40 ~ 105°C | LQFP48 | 41 |
| M2L31SG4AE | 72 MHz | 256 KB | 40 KB | -40 ~ 105°C | LQFP64 | 53 |
| M2L31SGDAE | 72 MHz | 256 KB | 168 KB | -40 ~ 105°C | LQFP64 | 53 |
| M2L31SIDAE | 72 MHz | 512 KB | 168 KB | -40 ~ 105°C | LQFP64 | 53 |
| M2L31XD4AE | 72 MHz | 64 KB | 40 KB | -40 ~ 105°C | WLCSP25 | 18 |
| M2L31YD4AE | 72 MHz | 64 KB | 40 KB | -40 ~ 105°C | QFN48 | 41 |
| M2L31YE4AE | 72 MHz | 128 KB | 40 KB | -40 ~ 105°C | QFN48 | 41 |
| M2L31YG4AE | 72 MHz | 256 KB | 40 KB | -40 ~ 105°C | QFN48 | 41 |
| M2L31YGDAE | 72 MHz | 256 KB | 168 KB | -40 ~ 105°C | QFN48 | 41 |
| M2L31YIDAE | 72 MHz | 512 KB | 168 KB | -40 ~ 105°C | QFN48 | 41 |
| M2L31ZD4AE | 72 MHz | 64 KB | 40 KB | -40 ~ 105°C | QFN33 | 26 |
| M2L31ZE4AE | 72 MHz | 128 KB | 40 KB | -40 ~ 105°C | QFN33 | 26 |