36.16 ADC
Operating conditions:
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Symbol | Description | Min. | Typ.✝ | Max. | Unit | Conditions |
VDD | Supply voltage | 1.8 | — | 5.5 | V | |
VREF | Reference voltage | 1.024 | — | VDD | V | |
CIN | Input capacitance | — | 2.5 | — | pF | PGA disabled |
— | 7 | — | PGA enabled | |||
RIN | Input resistance | — | 3 | — | kΩ | PGA disabled |
— | 2.5 | — | kΩ | PGA enabled | ||
VIN | Input voltage range | 0 | — | VREF | V | Single-Ended mode |
-0.1 | — | VDD + 0.1 | Differential mode | |||
✝ Unless otherwise specified, data in the “Typ.” column is at TA = 25°C and VDD = 3.0V . These parameters are not tested and are for design guidance only. |
Operating conditions:
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Symbol | Description | Min. | Typ.✝ | Max. | Unit | Conditions | |
CLK_ADC | ADC clock frequency | 300 | — | 2000 | kHz | REFSEL = Internal Reference | |
300 | — | 6000 |
REFSEL = External Reference REFSEL = VDD |
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✝ Unless otherwise specified, data in the “Typ.” column is at TA = 25°C and VDD = 3.0V . These parameters are not tested and are for design guidance only. |
Operating conditions:
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Symbol | Description | Min. | Typ.✝ | Max. | Unit | Conditions |
Res | Resolution | — | — | 12 | bit | |
EINL | Integral nonlinearity(1) | -2.3 | 0.8 | +2.3 | LSb | |
EDNL | Differential nonlinearity(1) | -0.9 | 0.8 | +1.6 | ||
EOFF | Offset error | -15 | 1.5 | +15 | PGA disabled | |
EGAIN | Gain error | — | 0.6 | — | PGA disabled | |
ET | Total unadjusted error | — | 5 | — | PGA disabled | |
✝ Unless otherwise specified, data in the “Typ.” column is at TA = 25°C and VDD = 3.0V . These parameters are not tested and are for design guidance only. Note:
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Operating conditions:
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Symbol | Description | Min. | Typ.✝ | Max. | Unit | Conditions |
NRMS | Input noise | — | 32 | — | µVRMS | PGA Gain = 1V/V |
— | 63 | — | PGA Gain = 2V/V | |||
— | 125 | — | PGA Gain = 4V/V | |||
— | 250 | — | PGA Gain = 8V/V | |||
— | 500 | — | PGA Gain = 16V/V | |||
EGAIN | Gain error | — | -0.2 | — | % | PGA Gain = 1V/V |
— | -0.2 | — | PGA Gain = 2V/V | |||
— | -0.3 | — | PGA Gain = 4V/V | |||
— | -0.6 | — | PGA Gain = 8V/V | |||
— | -0.8 | — | PGA Gain = 16V/V | |||
✝ Data in the “Typ.” column is at TA = 25°C and VDD = 3.0V unless otherwise specified. These parameters are not tested and are for design guidance only. |