C8051F02X Datasheet, PDF (74/272 Pages) Silicon Laboratories – 8K ISP FLASH MCU Family

C8051F022/3
Table 6.1. 10-Bit ADC0 Electrical Characteristics (C8051F022/3)
VDD = 3.0V, AV+ = 3.0V, VREF = 2.40V (REFBE=0), PGA Gain = 1, -40°C to +85°C unless otherwise specified
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
DC ACCURACY
Resolution
10
bits
Integral Nonlinearity
±1
LSB
Differential Nonlinearity
Guaranteed Monotonic
±1
LSB
Offset Error
±0.5
LSB
Full Scale Error
Differential mode
-1.5±0.5
LSB
Offset Temperature Coefficient
±0.25
ppm/°C
DYNAMIC PERFORMANCE (10 kHz sine-wave input, 0 to 1 dB below Full Scale, 100 ksps
Signal-to-Noise Plus Distortion
59
dB
Total Harmonic Distortion
Up to the 5^th harmonic
-70
dB
Spurious-Free Dynamic Range
80
dB
CONVERSION RATE
SAR Clock Frequency
2.5
MHz
Conversion Time in SAR Clocks
16
clocks
Track/Hold Acquisition Time
1.5
µs
Throughput Rate
100
ksps
ANALOG INPUTS
Input Voltage Range
Single-ended operation
0
VREF
V
*Common-mode Voltage Range Differential operation
AGND
AV+
V
Input Capacitance
10
pF
TEMPERATURE SENSOR
Nonlinearity
-1.0
+1.0
°C
Absolute Accuracy
±3
°C
Gain
PGA Gain = 1
2.86
mV/°C
Offset
PGA Gain = 1, Temp = 0°C
0.776
V
POWER SPECIFICATIONS
Power Supply Current (AV+ sup- Operating Mode, 100 ksps
plied to ADC)
450 900
µA
Power Supply Rejection
±0.3
mV/V
74
Rev. 1.4