M5531K2LJAE
Nuvoton· Series M5531Lifecycle: Not stated
Cortex-M55 · 220 MHz · 2048 KB · 1552 KB · 1.71 ~ 3.6 V · LQFP128
Key specifications
CPU core
Cortex-M55
Max CPU frequency
220 MHz
Program Flash
2048 KB
SRAM
1552 KB
Operating voltage
1.71 ~ 3.6 V
Operating temperature
-40 ~ 105°C
Package
LQFP128
GPIO count
97
UART
10
SPI
4
I²C
4
CAN
2
USB Full-Speed
1
ADC resolution
12
ADC channels
24
All parameters
| Core | |
| CPU core | Cortex-M55 |
| FPU | Yes |
| Max CPU frequency | 220 MHz |
| TrustZone | Yes |
| Memory | |
| Program Flash | 2048 KB |
| SRAM | 1552 KB |
| Power & environment | |
| Operating voltage | 1.71 ~ 3.6 V |
| Operating temperature | -40 ~ 105°C |
| Lowest-power mode current | 0.28 µA Deep Power-down mode (IDD_DPD1), all peripherals disabled, RTC off, typ, VDD = 3.0 V, TA = 25 °C |
| Package & IO | |
| Package | LQFP128 |
| Package size | 14x14 |
| Pin count | 128 |
| GPIO count | 97 |
| Connectivity | |
| UART | 10 |
| SPI | 4 |
| I²C | 4 |
| I²S | 2 |
| QSPI | 2 |
| CAN | 2 |
| CAN FD | Yes |
| USB Full-Speed | 1 |
| USB High-Speed | 1 |
| USB roles | OTG |
| Ethernet | 1 |
| SDIO/SDHC | 2 |
| External bus (EBI/EXMC) | No |
| Analog | |
| ADC resolution | 12 |
| ADC channels | 24 |
| DAC channels | 2 |
| DAC resolution | 12 |
| Analog comparators | 4 |
| Temperature sensor | Yes |
| Timers & control | |
| RTC | Yes |
| Reliability | |
| ESD (HBM) | 3 kV |
| Flash endurance | 10,000 cycles min, TJ = -40~125 °C or TA = 25 °C |
| Flash data retention | 10 years min, TJ = 125 °C (cycles: TBD kcycle per datasheet) |
Values are read by software from the exact location in the manufacturer's document and cross-checked. The latest manufacturer datasheet prevails.
Same series (2)
| PN | Max CPU frequency | Program Flash | SRAM | Operating temperature | Package | GPIO count |
|---|---|---|---|---|---|---|
| M5531H2LJAE | 220 MHz | 2048 KB | 1552 KB | -40 ~ 105°C | LQFP176 | 142 |
| M5531R2LJAE | 220 MHz | 2048 KB | 1552 KB | -40 ~ 105°C | LQFP64 | 39 |