C8051F018-GQR Silicon Laboratories Inc, C8051F018-GQR Datasheet - Page 27

• Manufacturer Part Number: C8051F018-GQR
• Description: IC 8051 MCU 16K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F018r

Specifications of C8051F018-GQR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.8 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: C8051F0x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1.25 KB
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4 bit
• Operating Supply Voltage: 2.8 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: C8051F005DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

27
C8051F018
C8051F019
Timer2, Timer3 Overflow;
(ADSTM[1:0]=00, 01, 11)
1.000
0.900
0.800
0.700
0.600
0.500
(Volts)
Write 1 to ADBUSY
(ADSTM[1:0]=10)
Figure 5.2. 10-Bit ADC Track and Conversion Example Timing
SAR Clocks
SAR Clocks
SAR Clocks
ADCTM=1
ADCTM=0
ADCTM=1
ADCTM=0
CNVSTR
-50
Figure 5.3. Temperature Sensor Transfer Function
A. ADC Timing for External Trigger Source
B. ADC Timing for Internal Trigger Sources
Track or Convert
Low Power or
Low Power or
Convert
Convert
Track Or Convert
1
1
Track
2
2
Track
3
3
0
4
4
1
5
5
2
6
6
Rev. 1.2
3
7
7
Convert
4
8
8
5
9
9
V
10 11 12 13 14 15 16 17 18 19
10 11 12 13 14 15 16
TEMP
6
Convert
7
Convert
Convert
50
8
= 0.00286(TEMP
9
10 11 12 13 14 15 16
100
C
Low Power Mode
) + 0.776
Track
Low Power Mode
Track
(Celsius)