C8051F331 Silicon Laboratories Inc, C8051F331 Datasheet - Page 49

• Manufacturer Part Number: C8051F331
• Description: IC 8051 MCU 8K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Table 5.1. ADC0 Electrical Characteristics
VDD = 3.0 V, VREF = 2.40 V (REFSL=0), -40 to +85 °C unless otherwise specified.
*Note: Represents one standard deviation from the mean.
Absolute Pin Voltage with respect
Conversion Time in SAR Clocks
Spurious-Free Dynamic Range
Offset Temperature Coefficient
Signal-to-Noise Plus Distortion
Dynamic performance (10 kHz sine-wave single-ended input, 1 dB below Full Scale, 200 ksps)
Track/Hold Acquisition Time
ADC Input Voltage Range
Total Harmonic Distortion
(
Power Supply Rejection
Differential Nonlinearity
SAR Conversion Clock
V
Power Supply Current
Integral Nonlinearity
DD supplied to ADC0)
Absolute Accuracy
Input Capacitance
Throughput Rate
Full Scale Error
Offset Error*
Offset Error
Gain Error*
Parameter
Resolution
Linearity
to GND
Offset
Gain
Single Ended (AIN+ – GND)
Single Ended or Differential
Operating Mode, 200 ksps
Differential (AIN+ – AIN–)
Guaranteed Monotonic
Up to the 5th harmonic
Power Specifications
Temperature Sensor
Conversion Rate
Temp = 0 °C
Conditions
Analog Inputs
DC Accuracy
C8051F330/1, C8051F330D
Rev. 1.2
–VREF
Min
300
53
10
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
±33.5
±8.51
± 0.2
±0.5
±0.5
55.5
2.86
±0.3
Typ
–67
776
400
± 3
10
–1
10
78
—
—
—
—
—
—
0
5
VREF
VREF
V
Max
200
900
±1
±1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3
DD
mV / °C
ppm/°C
µV / °C
clocks
Units
mV/V
MHz
ksps
LSB
LSB
LSB
LSB
bits
mV
mV
dB
dB
dB
µA
pF
°C
°C
ns
V
V
V
49