C8051F321-GMR Datasheet, PDF (54/250 Pages) Silicon Laboratories – Full Speed USB, 16 k ISP FLASH MCU Family

C8051F320/1
Table 5.1. ADC0 Electrical Characteristics
V_DD = 3.0 V, VREF = 2.40 V, –40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min Typ Max Units
DC Accuracy
Resolution
10
bits
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Full Scale Error
Offset Temperature Coefficient
Guaranteed Monotonic
—
±0.5
—
±0.5
–15
0
–15
–1
—
10
±1
LSB
±1
LSB
15
LSB
15
LSB
— ppm/°C
Dynamic Performance (10 kHz sine-wave Single-ended input, 1 dB below Full Scale, 200 ksps)
Signal-to-Noise Plus Distortion
Total Harmonic Distortion
Spurious-Free Dynamic Range
Up to the 5^th harmonic
53
55.5
—
dB
—
–67
—
dB
—
78
—
dB
Conversion Rate
SAR Conversion Clock
—
—
3
MHz
Conversion Time in SAR Clocks
Track/Hold Acquisition Time
Throughput Rate
10
—
— clocks
300
—
—
ns
—
—
200 ksps
Analog Inputs
ADC Input Voltage Range
Absolute Pin Voltage with respect
to GND
Input Capacitance
Temperature Sensor
Linearity¹
Gain²
Offset^1,2
Single Ended (AIN+ – GND)
Differential (AIN+ – AIN–)
Single Ended or Differential
(Temp = 0 °C)
0
—
–VREF
0
—
—
5
—
—
—
±0.1
—
2.86
— 0.776
±8.5
VREF
VREF
VDD
—
—
—
—
—
V
V
V
pF
°C
mV/°C
mV
Power Specifications
Power Supply Current 
(V_DD supplied to ADC0)
Power Supply Rejection
Operating Mode, 200 ksps
—
400 900
µA
—
±0.3
mV/V
Notes:
1. Includes ADC offset, gain, and linearity variations.
2. Represents one standard deviation from the mean.
54
Rev. 1.4