5. Electrical Characteristics - WefaaRobotics/Smorphi GitHub Wiki
Stresses beyond the absolute maximum ratings listed in Table 4 below may cause permanent damage to the device. These are stress ratings only, and do not refer to the functional operation of the device that should follow the recommended operating conditions.
| Symbol | Parameter | Min | Max | Unit |
|---|---|---|---|---|
| VDD33 | Power supply voltage | -0.3 | 3.6 | V |
| Ioutput | Cumulative IO output | - | 1100 | mA |
| Tstore | Storage temperature | -40 | 105 | °C |
| Symbol | Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|---|
| VDD33 | Power supply voltage | 3.0 | 3.3 | 3.6 | V |
| IVDD | Current delivered by external power supply | 0.5 | - | - | A |
| T | Operating ambient temperature | -40 | - | 85 | °C |
| Symbol | Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|---|
| CIN | Pin capacitance | - | 2 | - | pF |
| VIH | High-level input voltage | 0.75xVDD | - | VDD+0.3 | V |
| VIL | Low-level input voltage | -0.3 | - | 0.25xVDD | V |
| IIH | High-level input current | - | - | 50 | nA |
| IIL | Low-level input current | - | - | 50 | nA |
| VOH | High-level output voltage | 0.8xVDD | - | - | V |
| VOL | Low-level output voltage | - | - | 0.1xVDD | V |
| IOH | High-level source current (VDD3P3_CPU power domain) | - | 40 | - | mA |
| IOH | High-level source current (VDD3P3_RTC power domain) | - | 40 | - | mA |
| IOH | High-level source current (VDD_SDIO power domain) | - | 20 | - | mA |
| IOL | Low-level sink current (VDD1 = 3.3 V, VOL = 0.495 V, output drive strength set to the maximum) | - | 28 | - | mA |
| RPU | Resistance of internal pull-up resistor | - | 45 | - | kΩ |
| RPD | Resistance of internal pull-down resistor | - | 45 | - | kΩ |
| VIL_nRST | Low-level input voltage of CHIP_PU to power off the chip | - | - | 0.6 | V |