32.10.6 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 | -15 | 0.0 | +15 | mV | |
| Hysteresis = 0, Low power mode | -25 | 0.0 | +25 | mV | ||
| Hysteresis | Hysteresis = 1, Fast mode | 20 | 50 | 80 | mV | |
| Hysteresis = 1, Low power mode | 15 | 40 | 75 | mV | ||
| Propagation delay | Changes for VACM = VDDANA/2 100 mV overdrive, Fast mode | - | 60 | 116 | ns | |
| Changes for VACM = VDDANA/2 100 mV overdrive, Low power mode | - | 225 | 370 | ns | ||
| tSTARTUP | Startup time | Enable to ready delay Fast mode | - | 1 | 2 | μs |
| Enable to ready delay Low power mode | - | 12 | 19 | μs | ||
| VSCALE | INL (3) | -1.4 | 0.75 | +1.4 | LSB | |
| DNL (3) | -0.9 | 0.25 | +0.9 | LSB | ||
| Offset Error (1,2) | -0.200 | 0.260 | +0.920 | LSB | ||
| Gain Error (1,2) | -0.89 | 0.215 | 0.89 | LSB |
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.
| 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 | -15 | 0 | 15 | mV | |
| Hysteresis = 0, Low power mode | -25 | 0 | 25 | mV | ||
| Hysteresis | Hysteresis = 1, Fast mode | 20 | 50 | 80 | mV | |
| Hysteresis = 1, Low power mode | 15 | 40 | 75 | mV | ||
| Propagation delay | Changes for VACM=VDDANA/2 100 mV overdrive, Fast mode | - | 90 | 180 | ns | |
| Changes for VACM=VDDANA/2 100 mV overdrive, Low power mode | - | 282 | 520 | ns | ||
| tSTARTUP | Startup time | Enable to ready delay Fast mode | - | 1 | 2.6 | µs |
| Enable to ready delay Low power mode | - | 12 | 22 | µs | ||
| VSCALE | INL (3) | -1.4 | 0.75 | 1.4 | LSB | |
| DNL (3) | -0.9 | 0.25 | 0.9 | LSB | ||
| Offset Error (1,2) | -0.2 | 0.26 | 0.92 | LSB | ||
| Gain Error (1,2) | -0.89 | 0.215 | 0.89 | LSB |
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.
