C8051F022 Silicon Laboratories Inc, C8051F022 Datasheet - Page 57
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C8051F022
Manufacturer Part Number
C8051F022
Description
IC 8051 MCU 64K FLASH 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F02xr
Specifications of C8051F022
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, 8x10b; 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:
C8051F022
Manufacturer:
SILICON
Quantity:
513
Company:
Part Number:
C8051F022
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F022-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F022-GQ
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Company:
Part Number:
C8051F022-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F022R
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘1’,
ADC0LTH:ADC0LTL = 0x1000,
ADC0GTH:ADC0GTL = 0xFFF0.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0x1000 and
> 0xFFF0. (Two’s-complement math.)
Figure 5.19. 12-Bit ADC0 Window Interrupt Example: Left Justified Differential Data
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFF0
0xFFE0
0x7FF0
0x1010
0x1000
0x0FF0
0x0000
0x8000
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
AD0WINT
not affected
AD0WINT=1
AD0WINT
not affected
Rev. 1.4
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘1’,
ADC0LTH:ADC0LTL = 0xFFF0,
ADC0GTH:ADC0GTL = 0x1000.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0xFFF0 or
> 0x1000. (Two’s-complement math.)
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFE0
0x7FF0
0x0FF0
0xFFF0
0x1010
0x1000
0x0000
0x8000
Word
C8051F020/1
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
AD0WINT=1
AD0WINT
not affected
AD0WINT=1
57