C8051F020 Silicon Laboratories Inc, C8051F020 Datasheet - Page 55
![no-image](/images/manufacturer_photos/0/6/609/silicon_laboratories_inc_sml.jpg)
C8051F020
Manufacturer Part Number
C8051F020
Description
IC 8051 MCU 64K FLASH 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F02xr
Specifications of C8051F020
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
64
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x8b, 8x12b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F020
Manufacturer:
SILICON
Quantity:
2
Company:
Part Number:
C8051F020
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F020
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Company:
Part Number:
C8051F020-GQ
Manufacturer:
SiliconL
Quantity:
4 035
Company:
Part Number:
C8051F020-GQ
Manufacturer:
MICRON
Quantity:
200
Company:
Part Number:
C8051F020-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F020-GQR
Manufacturer:
SILICON
Quantity:
3 000
Company:
Part Number:
C8051F020-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F020-GQR
Manufacturer:
SIL
Quantity:
20 000
Company:
Part Number:
C8051F020DK
Manufacturer:
SiliconL
Quantity:
10
Company:
Part Number:
C8051F020R
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘0’,
ADC0LTH:ADC0LTL = 0x0100,
ADC0GTH:ADC0GTL = 0xFFFF.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0x0100 and
> 0xFFFF. (In two’s-complement math,
0xFFFF = -1.)
Figure 5.17. 12-Bit ADC0 Window Interrupt Example: Right Justified Differential Data
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFFF
0xFFFE
0x07FF
0x00FF
0xF800
0x0101
0x0100
0x0000
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
AD0WINT
not affected
AD0WINT=1
AD0WINT
not affected
Rev. 1.4
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘0’,
ADC0LTH:ADC0LTL = 0xFFFF,
ADC0GTH:ADC0GTL = 0x0100.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0xFFFF or
> 0x0100. (In two’s-complement math,
0xFFFF = -1.)
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFFF
0xFFFE
0x07FF
0x0101
0x0100
0x00FF
0x0000
0xF800
Word
C8051F020/1
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
AD0WINT=1
AD0WINT
not affected
AD0WINT=1
55