C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 56
C8051F502-IMR
Manufacturer Part Number
C8051F502-IMR
Description
MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
Manufacturer
Silicon Laboratories Inc
Datasheet
1.C8051F502-IM.pdf
(312 pages)
Specifications of C8051F502-IMR
Package
32QFN EP
Device Core
8051
Family Name
C8051F50x
Maximum Speed
50 MHz
Ram Size
4.25 KB
Program Memory Size
64 KB
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
25
Interface Type
I2C/SPI/UART
On-chip Adc
32-chx12-bit
Operating Temperature
-40 to 125 °C
Number Of Timers
4
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C8051F50x/F51x
been accumulated. Similarly, the Window Comparator will not compare the result to the greater-than and
less-than registers until “repeat count” conversions have been accumulated.
Note: When using Burst Mode, care must be taken to issue a convert start signal no faster than once every
four SYSCLK periods. This includes external convert start signals.
56
(AD0BUSY or Timer
Post-Tracking
Dual-Tracking
Post-Tracking
Dual-Tracking
Post-Tracking
Dual-Tracking
Post-Tracking
Dual-Tracking
System Clock
Convert Start
Convert Start
AD0TM = 01
AD0TM = 11
AD0TM = 01
AD0TM = 11
AD0TM = 01
AD0TM = 11
AD0TM = 01
AD0TM = 11
AD0EN = 0
AD0EN = 0
AD0EN = 1
AD0EN = 1
AD0EN = 0
AD0EN = 0
AD0EN = 1
AD0EN = 1
(CNVSTR)
Figure 6.4. 12-Bit ADC Burst Mode Example With Repeat Count Set to 4
Overflow)
T = Tracking
C = Converting
T = Tracking
C = Converting
Powered
Powered
Powered
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Down
Down
Track
Down
Down
Track
Idle
Idle
T C T C T C T C
T C T C
T C
T C
Power-Up
Power-Up
and Track
Power-Up
Power-Up
and Track
AD0PWR
AD0PWR
and Idle
and Idle
T C
T C
T C T C
T C
T C
Rev. 1.2
T C T C T C
T C T C T C
Track
Idle
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Powered
Down
Down
Track
Idle
Powered
Powered
Down
Down
T C T C
T C T C T C..
T C
T C
Power-Up
Power-Up
and Track
Power-Up
Power-Up
and Track
and Idle
and Idle
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Idle..
T C..
T C..
T C..
T C..
T C..
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