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Rev. 1.6
63
C8051F310/1/2/3/4/5/6/7
Table 5.1. ADC0 Electrical Characteristics
VDD = 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
10
bits
Integral Nonlinearity
—±0.5
±1
LSB
Differential Nonlinearity
Guaranteed Monotonic
—
±0.5
±1
LSB
Offset Error
–12
1
+12
LSB
Full Scale Error
Differential mode
–15
–5
+5
LSB
Offset Temperature Coefficient
—
3.6
—
ppm/°C
Dynamic Performance (10 kHz sine-wave Single-ended input, 0 to 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
—78—
dB
Conversion Rate
SAR Conversion Clock
——
3
MHz
Conversion Time in SAR Clocks
10
—
—
clocks
Track/Hold Acquisition Time
300
—
—
ns
Throughput Rate
—
—
200
ksps
Analog Inputs
Input Voltage Range
0—
VREF
V
Input Capacitance
—5—
pF
Temperature Sensor
———
Linearity*
—±0.5—
°C
Gain*
—
3350 ± 10
—
µV / °C
Offset*
(Temp = 0 °C)
—
897 ± 31
—
mV
Power Specifications
Power Supply Current
(VDD supplied to ADC0)
Operating Mode, 200 ksps
—
400
900
µA
Power Supply Rejection
—±0.3—
mV/V
*Note: Represents one standard deviation from the mean. Includes ADC offset, gain, and linearity variations.
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