C8051F023R Silicon Laboratories Inc, C8051F023R Datasheet - Page 52

IC 8051 MCU 64K FLASH 64TQFP

C8051F023R

Manufacturer Part Number
C8051F023R
Description
IC 8051 MCU 64K FLASH 64TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F02xr
Datasheets

Specifications of C8051F023R

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
32
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
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
336-1035-2
C8051F020/1
52
VREF * (4095/4096)
VREF * (2047/4096)
VREF * (2047/2048)
AIN0-AGND (Volts)
AIN0-AGND (Volts)
12-bit ADC0 Data Word appears in the ADC0 Data Word Registers as follows:
ADC0H[3:0]:ADC0L[7:0], if AD0LJST = 0
ADC0H[7:0]:ADC0L[7:4], if AD0LJST = 1
Example: ADC0 Data Word Conversion Map, AIN0 Input in Single-Ended Mode
Example: ADC0 Data Word Conversion Map, AIN0-AIN1 Differential Input Pair
For AD0LJST = 0:
Code
-VREF * (1/2048)
VREF * (1/2048)
-VREF / 2
VREF / 2
VREF / 2
-VREF
=
(ADC0H[7:4] will be sign-extension of ADC0H.3 for a differential reading, otherwise =
0000b).
(ADC0L[3:0] = 0000b).
(AMX0CF = 0x00, AMX0SL = 0x00)
0
(AMX0CF = 0x01, AMX0SL = 0x00)
0
Figure 5.11. ADC0 Data Word Example (C8051F020/1)
Vin
-------------- -
VREF
Gain
ADC0H:ADC0L
ADC0H:ADC0L
0xFC00 (-1024d)
0xF800 (-2048d)
(AD0LJST = 0)
(AD0LJST = 0)
0xFFFF (-1d)
0x0FFF
0x07FF
0x07FF
0x0800
0x0000
0x0400
0x0001
0x0000
2
n
; ‘n’ = 12 for Single-Ended; ‘n’=11 for Differential.
Rev. 1.4
ADC0H:ADC0L
ADC0H:ADC0L
(AD0LJST = 1)
(AD0LJST = 1)
0xFFF0
0x7FF0
0x7FF0
0xFFF0
0xC000
0x8000
0x0000
0x4000
0x0010
0x0000
0x8000

Related parts for C8051F023R