C8051F020 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F020

8K ISP FLASH MCU Family

Silicon Laboratories 

C8051F020/1

Table 5.1. 12-Bit ADC0 Electrical Characteristics (C8051F020/1)

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

12

bits

Integral Nonlinearity

±1

LSB

Differential Nonlinearity

Guaranteed Monotonic

±1

LSB

Offset Error

-3±1

LSB

Full Scale Error

Differential mode

-7±3

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

66

dB

Total Harmonic Distortion

Up to the 5th harmonic

-75

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

58

Rev. 1.4

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