C8051F231-GQR Silicon Laboratories Inc, C8051F231-GQR Datasheet - Page 49

• Manufacturer Part Number: C8051F231-GQR
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F2xxr

Specifications of C8051F231-GQR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: C8051F2x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F226DK
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Table 6.1. 12-Bit ADC Electrical Characteristics (C8015F206 only)
V
DC Accuracy
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Full Scale Error
Offset Temperature Coefficient
Dynamic Performance (10 kHz sine-wave input, 0 to –1 dB of full scale, 100 ksps)
Signal-to-Noise Plus Distortion
Total Harmonic Distortion
Spurious-Free Dynamic Range
Conversion Rate
Conversion Time in SAR Clocks
SAR Clock Frequency
Track/Hold Acquisition Time
Throughput Rate
Analog Inputs
Voltage Conversion Range
Input Voltage
Input Capacitance
Power Specifications
Power Supply Current 
(V
Power Supply Rejection
DD
DD
= 3.0 V, VREF = 2.40 V (REFBE=0), PGA Gain = 1, –40 to +85 °C unless otherwise specified.
supplied to ADC)
Parameter
Guaranteed Monotonic
Differential mode
Up to the 5
Any pin (in Analog Input Mode)
Operating Mode, 100 ksps
Conditions
th
harmonic
Rev. 1.6
GND
Min
 20
–60
1.5
63
60
16
—
—
—
—
—
—
—
—
—
0
 0.25
0.45
 0.3
Typ
–72
 1
 5
66
76
10
—
—
—
—
—
—
—
—
12
C8051F2xx
–20  10
VREF
Max
V
100
2.0
1.0
 2
 2
—
—
—
—
—
—
—
—
—
DD
ppm/  C
clocks
Units
mV/V
MHz
ksps
LSB
LSB
LSB
LSB
bits
mA
dB
dB
dB
 s
pF
V
V
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