HC32L021C8UB
XHSC· Series HC32L021Lifecycle: Not stated
Cortex-M0+ · 48 MHz · 64 KB · 6 KB · 1.8 ~ 5.5 V · QFN20
HC32L021C8UB-ZFN20TR
Key specifications
CPU core
Cortex-M0+
Max CPU frequency
48 MHz
Program Flash
64 KB
SRAM
6 KB
Operating voltage
1.8 ~ 5.5 V
Operating temperature
-40 ~ 105°C
Package
QFN20
GPIO count
17
SPI
1
I²C
1
ADC resolution
12
ADC channels
8
All parameters
| Core | |
| CPU core | Cortex-M0+ |
| Max CPU frequency | 48 MHz |
| Memory | |
| Program Flash | 64 KB |
| SRAM | 6 KB |
| Power & environment | |
| Operating voltage | 1.8 ~ 5.5 V |
| Operating temperature | -40 ~ 105°C |
| Run current per MHz | 45 µA/MHz(Series-wide parameter) mode=Run (CPU running, peripherals off, executing from Flash), VCC=3V, fHCLK=48MHz, typ_max=headline (typ) |
| Lowest-power mode current | 0.65 µA(Series-wide parameter) mode=DeepSleep, all peripheral clocks off, no clock (NO CLK), RAM=retained, RTC=off, VCC=3.3V, temp=25°C, typ_max=typ |
| Package & IO | |
| Package | QFN20 |
| Package size | 3x3 |
| Pin count | 20 |
| GPIO count | 17 |
| Connectivity | |
| SPI | 1 |
| I²C | 1 |
| Analog | |
| ADC resolution | 12(Series-wide parameter) |
| ADC channels | 8 |
| ADC sample rate | 1 MSPS(Series-wide parameter) |
| Analog comparators | 2 |
| Timers & control | |
| RTC | Yes |
| Other features | |
| Crypto & security | TRNG(Series-wide parameter) |
| Reliability | |
| ESD (HBM) | 4 kV(Series-wide parameter) |
| Flash endurance | 20,000 cycles(Series-wide parameter) temp=TA=-40~105°C, typ_max=typ |
| Flash data retention | 20 years(Series-wide parameter) temp=TA=85°C |
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 |
|---|---|---|---|---|---|---|
| HC32L021B8UB | 48 MHz | 64 KB | 6 KB | -40 ~ 105°C | QFN14 | 10 |
| HC32L021C8PB | 48 MHz | 64 KB | 6 KB | -40 ~ 105°C | TSSOP20 | 17 |