45.10.7 Analog Comparator Characteristics
Symbol | Parameters | Conditions | Min. | Typ. | Max. | Unit |
---|---|---|---|---|---|---|
PNIVR | Positive and Negative input range voltage | 0 | - | VDDANA | V | |
ICMR | Input common mode range | 0 | - | VDDANA | V | |
Off (1)(2) | Offset |
Low power COMPCTRLn.SPEED = 0x0 |
-36 | +0.4/+2 | +48 | mV |
High speed COMPCTRLn.SPEED = 0x3 |
-12 | -0.1/+1 | +20 | |||
VHYS (1)(3) | Hysteresis |
Low Power COMPCTRLn.SPEED = 0x0 |
25 | 100 | 248 | mV |
High speed COMPCTRLn.SPEED = 0x3 |
29 | 100 | 190 | |||
TPD (1, 4) |
Propagation Delay Vcm=Vddana/2 Vin = ±100mV overdrive from Vcm |
Low power COMPCTRLn.SPEED = 0x0 |
- | 133 | 237 | ns |
High speed COMPCTRLn.SPEED = 0x3 |
- | 38 | 73 | |||
TSTART (1) | Startup time |
Low power COMPCTRLn.SPEED = 0x0 |
- | 6.5 | 8.5 | μs |
High speed COMPCTRLn.SPEED = 0x3 |
- | 2 | 3 | |||
VSCALE (1) | INL | - | 0.2 | - | LSB | |
DNL | - | 0.023 | - | |||
Offset Error | - | 0.049 | - | |||
Gain Error | - | 0.064 | - |
Note:
- These are based on characterization.
- Hysteresis disabled.
- Hysteresis enabled.
- Tpd is measured from Vin transition to ACOUT (AC direct output) toggle. It takes into account only analog propagation delay.
Symbol | Parameters | Conditions | Ta | Typ. | Max. | Units |
---|---|---|---|---|---|---|
IDDANA |
Current consumption - VCM= VDDANA/2 ±100 mV overdrive from Vcm Voltage scaler disabled |
COMPCTRLn.SPEED = 0x0 VDDANA = 5.0V |
Max 85°C Typ 25°C |
10 | 16 | μA |
COMPCTRLn.SPEED = 0x3 VDDANA = 5.0V |
39 | 58 | ||||
Current consumption Voltage scaler only |
VDDANA = 5.0V |
43 | 60 |
Note:
- These values are based on characterization.