HC32F448FAUI
XHSC· Series HC32F448Lifecycle: Not stated
Cortex-M4 · 200 MHz · 128 KB · 68 KB · 1.8 ~ 3.6 V · QFN32
HC32F448FAUI-QFN32TR
Key specifications
CPU core
Cortex-M4
Max CPU frequency
200 MHz
Program Flash
128 KB
SRAM
68 KB
Operating voltage
1.8 ~ 3.6 V
Operating temperature
-40 ~ 105°C
Package
QFN32
GPIO count
25
UART
6
SPI
3
I²C
2
CAN
2
ADC resolution
12
ADC channels
4
All parameters
| Core | |
| CPU core | Cortex-M4(Series-wide parameter) |
| FPU | Yes(Series-wide parameter) |
| Max CPU frequency | 200 MHz |
| Memory | |
| Program Flash | 128 KB |
| SRAM | 68 KB |
| Power & environment | |
| Operating voltage | 1.8 ~ 3.6 V(Series-wide parameter) |
| Operating temperature | -40 ~ 105°C |
| Lowest-power mode current | 2.1 µA(Series-wide parameter) mode=Power-down mode 4 (掉电模式4), rtc=off, VCC=3.3V, TA=25°C, stat=typ |
| Package & IO | |
| Package | QFN32 |
| Package size | 4x4 |
| Pin count | 32 |
| GPIO count | 25 |
| Connectivity | |
| UART | 6 |
| SPI | 3 |
| I²C | 2 |
| QSPI | 1 |
| CAN | 2 |
| CAN FD | Yes(Series-wide parameter) |
| External bus (EBI/EXMC) | No |
| Analog | |
| ADC resolution | 12(Series-wide parameter) |
| ADC channels | 4 |
| ADC sample rate | 2.5 MSPS(Series-wide parameter) |
| DAC channels | 1 |
| DAC resolution | 12(Series-wide parameter) |
| Analog comparators | 4 |
| Timers & control | |
| RTC | Yes(Series-wide parameter) |
| DMA channels | 12(Series-wide parameter) |
| Other features | |
| Crypto & security | AES, SHA, TRNG(Series-wide parameter) |
| Reliability | |
| ESD (HBM) | 4 kV(Series-wide parameter) |
| Flash endurance | 100,000 cycles(Series-wide parameter) stat=typ, TA=-40~105°C, retention=10 years at TA=85°C |
| Flash data retention | 10 years(Series-wide parameter) TA=85°C, endurance=100000 cycles (typ) |
Values are read by software from the exact location in the manufacturer's document and cross-checked. The latest manufacturer datasheet prevails.
Same series (9)
| PN | Max CPU frequency | Program Flash | SRAM | Operating temperature | Package | GPIO count |
|---|---|---|---|---|---|---|
| HC32F448FCUI | 200 MHz | 256 KB | 68 KB | -40 ~ 105°C | QFN32 | 25 |
| HC32F448JATI | 200 MHz | 128 KB | 68 KB | -40 ~ 105°C | LQFP48 | 38 |
| HC32F448JAUI | 200 MHz | 128 KB | 68 KB | -40 ~ 105°C | QFN48 | 38 |
| HC32F448JCTI | 200 MHz | 256 KB | 68 KB | -40 ~ 105°C | LQFP48 | 38 |
| HC32F448JCUI | 200 MHz | 256 KB | 68 KB | -40 ~ 105°C | QFN48 | 38 |
| HC32F448KATI | 200 MHz | 128 KB | 68 KB | -40 ~ 105°C | LQFP64 | 52 |
| HC32F448KCTI | 200 MHz | 256 KB | 68 KB | -40 ~ 105°C | LQFP64 | 52 |
| HC32F448MATI | 200 MHz | 128 KB | 68 KB | -40 ~ 105°C | LQFP80 | 67 |
| HC32F448MCTI | 200 MHz | 256 KB | 68 KB | -40 ~ 105°C | LQFP80 | 67 |