C8051F500-IQ Silicon Laboratories Inc, C8051F500-IQ Datasheet - Page 179
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C8051F500-IQ
Manufacturer Part Number
C8051F500-IQ
Description
IC 8051 MCU 64K FLASH 48-QFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F50xr
Specifications of C8051F500-IQ
Program Memory Type
FLASH
Program Memory Size
64KB (64K x 8)
Package / Case
48-QFP
Mfg Application Notes
LIN Bootloader AppNote
Core Processor
8051
Core Size
8-Bit
Speed
50MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), CAN, LIN, SPI, UART/USART
Peripherals
POR, PWM, Temp Sensor, WDT
Number Of I /o
40
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.25 V
Data Converters
A/D 32x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Processor Series
C8051F5x
Core
8051
Data Bus Width
8 bit
Data Ram Size
4.25 KB
Interface Type
I2C, SPI, UART
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
40
Number Of Timers
4
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F500DK
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 32 Channel
Package
48PQFP
Device Core
8051
Family Name
C8051F50x
Maximum Speed
50 MHz
Operating Supply Voltage
2.5|3.3|5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1530 - ADAPTER PROG TOOLSTICK F500336-1529 - PLATFORM PROG TOOLSTCK F500336-1527 - KIT DEV FOR C8051F50X336-1526 - BOARD PROTOTYPE W/C8051F500
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1510
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F500-IQ
Manufacturer:
SiliconL
Quantity:
300
Company:
Part Number:
C8051F500-IQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F500-IQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
20.1.3. Interfacing Port I/O in a Multi-Voltage System
All Port I/O are capable of interfacing to digital logic operating at a supply voltage higher than VDD and
less than 5.25 V. Connect the VIO pin to the voltage source of the interface logic.
20.2. Assigning Port I/O Pins to Analog and Digital Functions
Port I/O pins P0.0–P3.7 can be assigned to various analog, digital, and external interrupt functions. P4.0-
P4.7 can be assigned to only digital functions. The Port pins assigned to analog functions should be con-
figured for analog I/O, and Port pins assigned to digital or external interrupt functions should be configured
for digital I/O.
20.2.1. Assigning Port I/O Pins to Analog Functions
Table 20.1 shows all available analog functions that require Port I/O assignments. Port pins selected for
these analog functions should have their corresponding bit in PnSKIP set to 1. This reserves the pin
for use by the analog function and does not allow it to be claimed by the Crossbar. Table 20.1 shows the
potential mapping of Port I/O to each analog function.
20.2.2. Assigning Port I/O Pins to Digital Functions
Any Port pins not assigned to analog functions may be assigned to digital functions or used as GPIO. Most
digital functions rely on the Crossbar for pin assignment; however, some digital functions bypass the
Crossbar in a manner similar to the analog functions listed above. Port pins used by these digital func-
tions and any Port pins selected for use as GPIO should have their corresponding bit in PnSKIP set
to 1. Table 20.2 shows all available digital functions and the potential mapping of Port I/O to each digital
function.
Analog Function
ADC Input
Comparator0 or Compartor1 Input
Voltage Reference (VREF0)
External Oscillator in Crystal Mode (XTAL1)
External Oscillator in RC, C, or Crystal Mode (XTAL2)
*Note: P3.1–P3.7 are only available on the 48-pin and 40-pin packages
Digital Function
UART0, SPI0, SMBus,
CAN0, LIN0, CP0, CP0A,
CP1, CP1A, SYSCLK, PCA0
(CEX0-5 and ECI), T0 or T1.
Any pin used for GPIO
*Note: P3.1–P3.7 and P4.0 are only available on the 48-pin and 40pin packages. P4.1–P4.7 are only available on
the 48-pin package. A skip register is not available for P4.
Table 20.1. Port I/O Assignment for Analog Functions
Table 20.2. Port I/O Assignment for Digital Functions
Any Port pin available for assignment by the
Crossbar. This includes P0.0–P4.7* pins which
have their PnSKIP bit set to 0.
Note: The Crossbar will always assign UART0 pins
to P0.4 and P0.5 and always assign CAN0 to
P0.6 and P0.7.
Potentially Assignable Port Pins
Rev. 1.1
P0.0–P4.7*
Potentially Assignable
P0.0–P3.7*
P0.0–P2.7
Port Pins
P0.0
P0.2
P0.3
C8051F50x-F51x
XBR0, XBR1, XBR2
CPT0MX, CPT1MX,
OSCXCN, PnSKIP
OSCXCN, PnSKIP
ADC0MX, PnSKIP
REF0CN, PnSKIP
P0SKIP, P1SKIP,
SFR(s) used for
P2SKIP, P3SKIP
SFR(s) used for
Assignment
Assignment
PnSKIP
179