C8051F388-B Datasheet, PDF (39/285 Pages) Silicon Laboratories – Flash MCU Family

C8051F388/9/A/B
Table 5.10. ADC0 Electrical Characteristics
V_DD = 3.0 V, VREF = 2.40 V (REFSL=0), PGA Gain = 1, –40 to +85 °C unless otherwise specified.
Parameter
Test Condition
Min Typ Max Unit
DC Accuracy
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Full Scale Error
Offset Temperature Coefficient
Guaranteed Monotonic
10
bits
—
±0.5 ±1
LSB
—
±0.5 ±1
LSB
–2
0
2
LSB
–5
–2
0
LSB
— 0.005 — LSB/°C
Dynamic performance (10 kHz sine-wave single-ended input, 1 dB below Full Scale, 500 ksps)
Signal-to-Noise Plus Distortion
Total Harmonic Distortion
Spurious-Free Dynamic Range
Up to the 5th harmonic
55
58
—
dB
—
–73
—
dB
—
78
—
dB
Conversion Rate
SAR Conversion Clock
Conversion Time in SAR Clocks
Track/Hold Acquisition Time
Throughput Rate
10-bit Mode
8-bit Mode
—
—
8.33 MHz
13
—
— clocks
11
—
— clocks
300
—
—
ns
—
—
500 ksps
Analog Inputs
ADC Input Voltage Range
Single Ended (AIN+ – GND)
0
— VREF
V
Differential (AIN+ – AIN–) –VREF — VREF
V
Absolute Pin Voltage with respect Single Ended or Differential
0
to GND
—
V_DD
V
Sampling Capacitance
—
30
—
pF
Input Multiplexer Impedance
—
5
—
k
Power Specifications
Power Supply Current
(V_DD supplied to ADC0)
Power Supply Rejection
Operating Mode, 500 ksps
—
750 1000
μA
—
1
—
mV/V
Note: Represents one standard deviation from the mean.
Rev. 1.1
39