IC 8051 MCU 64K FLASH 64TQFP

C8051F023R

Manufacturer Part NumberC8051F023R
DescriptionIC 8051 MCU 64K FLASH 64TQFP
ManufacturerSilicon Laboratories Inc
SeriesC8051F02x
C8051F023R datasheets
 

Specifications of C8051F023R

Core Processor8051Core Size8-Bit
Speed25MHzConnectivityEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDTNumber Of I /o32
Program Memory Size64KB (64K x 8)Program Memory TypeFLASH
Ram Size4.25K x 8Voltage - Supply (vcc/vdd)2.7 V ~ 3.6 V
Data ConvertersA/D 8x8b, 8x10b; D/A 2x12bOscillator TypeInternal
Operating Temperature-40°C ~ 85°CPackage / Case64-TQFP, 64-VQFP
Lead Free Status / RoHS StatusContains lead / RoHS non-compliantEeprom Size-
Other names336-1035-2  
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Page 55/272

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Figure 5.17. 12-Bit ADC0 Window Interrupt Example: Right Justified Differential Data
Input Voltage
ADC Data
(AD0 - AD1)
Word
REF x (2047/2048)
0x07FF
AD0WINT
not affected
0x0101
REF x (256/2048)
0x0100
ADC0LTH:ADC0LTL
0x00FF
AD0WINT=1
0x0000
REF x (-1/2048)
0xFFFF
ADC0GTH:ADC0GTL
0xFFFE
AD0WINT
not affected
0xF800
-REF
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.)
C8051F020/1
Input Voltage
ADC Data
(AD0 - AD1)
Word
REF x (2047/2048)
0x07FF
0x0101
REF x (256/2048)
0x0100
ADC0GTH:ADC0GTL
0x00FF
0x0000
REF x (-1/2048)
0xFFFF
ADC0LTH:ADC0LTL
0xFFFE
0xF800
-REF
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.)
Rev. 1.4
AD0WINT=1
AD0WINT
not affected
AD0WINT=1
55