C8051F330_07 Datasheet, PDF (57/216 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F330/1/2/3/4/5
Table 5.1. ADC0 Electrical Characteristics
V_DD = 3.0 V, VREF = 2.40 V (REFSL=0), –40 to +85 °C unless otherwise specified.
Parameter
Resolution
Conditions
DC Accuracy
Min Typ Max Units
10
bits
Integral Nonlinearity
—
±0.5 ±1
LSB
Differential Nonlinearity
Guaranteed Monotonic
—
±0.5 ±1
LSB
Offset Error
-15
0
15
LSB
Full Scale Error
-15
–1
15
LSB
Offset Temperature Coefficient
—
10
— ppm/°C
Dynamic performance (10 kHz sine-wave single-ended input, 1 dB below Full Scale, 200 ksps)
Signal-to-Noise Plus Distortion
53
55.5
—
dB
Total Harmonic Distortion
Up to the 5th harmonic
—
–67
—
dB
Spurious-Free Dynamic Range
SAR Conversion Clock
Conversion Rate
—
78
—
dB
—
—
3
MHz
Conversion Time in SAR Clocks
10
—
— clocks
Track/Hold Acquisition Time
300
—
—
ns
Throughput Rate
Analog Inputs
ADC Input Voltage Range
Single Ended (AIN+ – GND)
Differential (AIN+ – AIN–)
Absolute Pin Voltage with respect
to GND
Single Ended or Differential
Input Capacitance
Temperature Sensor
Linearity
—
—
200
0
—
–VREF
0
—
—
5
VREF
VREF
V_DD
—
— ± 0.2 —
ksps
V
V
V
pF
°C
Absolute Accuracy
—
±3
—
°C
Gain
—
2.86
— mV/°C
Gain Error*
— ±33.5 — µV/°C
Offset
Temp = 0 °C
—
776
—
mV
Offset Error*
Power Supply Current
(V_DD supplied to ADC0)
Power Supply Rejection
Power Specifications
Operating Mode, 200 ksps
— ±8.51 —
mV
—
400 900
µA
—
±0.3
—
mV/V
*Note: Represents one standard deviation from the mean.
Rev. 1.5
57