40.9.5 Analog Comparator Characteristics
| Symbol | Parameter | Conditions | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|---|
| Positive input voltage range | - | 0 | - | VDDANA | V | |
| Negative input voltage range | - | 0 | - | VDDANA | ||
| Offset | Hysteresis = 0, Fast mode | -26 | 0 | 26 | mV | |
| Hysteresis = 0, Low power mode | -43 | 0 | 43 | mV | ||
| Hysteresis | Hysteresis = 1, Fast mode | 8 | 50 | 102 | mV | |
| Hysteresis = 1, Low power mode | 14 | 40 | 85 | mV | ||
| Propagation delay |
Changes for VACM=VDDANA/2 100mV overdrive, Fast mode | - | 60 | 126 | ns | |
|
Changes for VACM=VDDANA/2 100mV overdrive, Low power mode | - | 225 | 402 | ns | ||
| tSTARTUP | Startup time |
Enable to ready delay Fast mode | - | 1 | 2 | µs |
|
Enable to ready delay Low power mode | - | 12 | 20 | µs | ||
| VSCALE | INL(3) | - | -1.6 | 0.8 | 1.6 | LSB |
| DNL(3) | - | -0.95 | 0.3 | 0.95 | LSB | |
| Offset Error (1)(2) | - | -0.2 | 0.3 | 1.04 | LSB | |
| Gain Error (1)(2) | - | -0.89 | 0.2 | 2 | LSB |
| Symbol | Parameter | Conditions | Min. | Typ. | Max. |
|---|---|---|---|---|---|
| Positive input voltage range | - | 0 | - | VDDANA | |
| Negative input voltage range | - | 0 | - | VDDANA | |
| Offset | Hysteresis = 0, Fast mode | -26 | 0 | 26 | |
| Hysteresis = 0, Low power mode | -28 | 0 | 28 | ||
| Hysteresis | Hysteresis = 1, Fast mode | 8 | 50 | 102 | |
| Hysteresis = 1, Low power mode | 14 | 40 | 75 | ||
| Propagation delay |
Changes for VACM=VDDANA/2 100mV overdrive, Fast mode | - | 90 | 180 | |
|
Changes for VACM=VDDANA/2 100mV overdrive, Low power mode | - | 282 | 534 | ||
|
tSTARTUP |
Startup time |
Enable to ready delay Fast mode | - | 1 | 3 |
|
Enable to ready delay Low power mode | - | 14 | 23 | ||
| VSCALE | INL(3) | - | -1.6 | 0.75 | 1.6 |
| DNL(3) | - | -0.95 | 0.25 | 0.95 | |
| Offset Error (1)(2) | - | -0.2 | 0.26 | 1.04 | |
| Gain Error (1)(2) | - | -0.89 | 0.215 | 2 |
Note:
- According to the standard equation V(X)=VLSB*(X+1); VLSB=VDDANA/64
- Data computed with the Best Fit method.
- Data computed using histogram.
