C8051T630 Datasheet, PDF (28/221 Pages) Silicon Laboratories – Mixed-Signal Byte-Programmable EPROM MCU

C8051T630/1/2/3/4/5
Table 5.9. ADC0 Electrical Characteristics
V_DD = 3.0 V, VREF = 2.40 V (REFSL=0), –40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min Typ Max Units
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
–2
0
2
LSB
—
45
— 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 5th harmonic
56
60
—
dB
—
72
—
dB
—
–75
—
dB
Conversion Rate
SAR Conversion Clock
—
— 8.33 MHz
Conversion Time in SAR Clocks
Track/Hold Acquisition Time
Throughput Rate
10-bit Mode
8-bit Mode
V_DD >= 2.0 V
V_DD < 2.0 V
13
—
— clocks
11
—
— clocks
300
—
—
ns
2.0
—
—
µs
—
—
500 ksps
Analog Inputs
ADC Input Voltage Range
Sampling Capacitance
Input Multiplexer Impedance
1x Gain
0.5x Gain
0
— VREF
V
—
5
—
pF
—
3
—
pF
—
5
—
k
Power Specifications
Power Supply Current 
(V_DD supplied to ADC0)
Power Supply Rejection
Operating Mode, 200 ksps
—
600 900
µA
—
–70
—
dB
28
Rev. 1.0