SLASFA2 November 2024 MSPM0G3519
ADVANCE INFORMATION
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
Vin(ADC) | Analog input voltage range(1) | Applies to all ADC analog input pins | 0 | VDD | V | |
VR+ | Positive ADC reference voltage | VR+ sourced from VDD | VDD | V | ||
VR+ sourced from external reference pin (VREF+) | 1.4 | VDD | V | |||
VR+ sourced from internal reference (VREF) | VREF | V | ||||
VR- | Negative ADC reference voltage | 0 | V | |||
FS | ADC sampling frequency | RES = 0x0 (12-bit mode) | 4 | Msps | ||
RES = 0x1 (10-bit mode) | 4 | |||||
RES = 0x2 (8-bit mode) , SCOMP = 2 | 5.3 | |||||
I(ADC) | Operating supply current into VDD terminal |
FS = 4MSPS, VR+ = VDD | 1.75(2) | mA | ||
CS/H | ADC sample-and-hold capacitance | 3.3 | pF | |||
Rin | ADC input resistance | 0.5 | kΩ | |||
ENOB | Effective number of bits | External reference (3) | 10.9 | 11.1 | bit | |
External reference (3), HW Averaging Enabled, 16 Samples and 2-bit shift | 12.3 | 12.5 | ||||
Internal reference, VR+ = VREF = 2.5V (VRSEL = 4h)(5) | 9.9 | 10.8 | ||||
Internal reference, VR+ = VREF = 2.5V (VRSEL = 2h) | 9.2 | |||||
SNR | Signal-to-noise ratio | External reference (3) | 68 | dB | ||
External reference (3), HW Averaging Enabled, 16 Samples and 2-bit shift | 78 | |||||
Internal reference, VR+ = VREF = 2.5V (VRSEL = 4h)(5) | 66 | |||||
Internal reference, VR+ = VREF = 2.5V (VRSEL = 2h) | 57 | |||||
PSRRDC | Power supply rejection ratio, DC | External reference (3), VDD = VDD(min) to VDD(max) | 62 | dB | ||
VDD = VDD(min) to VDD(max) Internal reference, VR+ = VREF = 2.5V |
60 | |||||
PSRRAC | Power supply rejection ratio, AC | External reference (3), ΔVDD = 0.1V at 1 kHz | 61 | dB | ||
ΔVDD = 0.1V at 1 kHz Internal reference, VR+ = VREF = 2.5V |
52 | |||||
Twakeup | ADC Wakeup Time | Assumes internal reference is active | 5 | us | ||
VSupplyMon | Supply Monitor voltage divider (VDD/3) accuracy | ADC input channel: Supply Monitor(4)(6) | -1.5 | 1.5 | % | |
ISupplyMon | Supply Monitor voltage divider current consumption | ADC input channel: Supply Monitor | 10 | uA |