C8051F541-IQ Silicon Laboratories Inc, C8051F541-IQ Datasheet - Page 17

• Manufacturer Part Number: C8051F541-IQ
• Description: IC 8051 MCU 16K FLASH 32-QFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F54xr

Specifications of C8051F541-IQ

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 32-QFP
• Mfg Application Notes: LIN Bootloader AppNote
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 25
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.25 V
• Data Converters: A/D 25x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Processor Series: C8051F5x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 25
• Operating Supply Voltage: 1.8 V to 5.25 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F540DK
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1672 - BOARD PROTOTYPE W/C8051F540336-1669 - KIT DEVELOPMENT FOR C8051F540
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1674

Note: The suffix of the part number indicates the device rating and the package. All devices are RoHS compliant.
All of these devices are also available in an automotive version. For the automotive version, the -I in the
ordering part number is replaced with -A. For example, the automotive version of the C8051F540-IM is the
C8051F540-AM.
The -AM and -AQ devices receive full automotive quality production status, including AEC-Q100 qualifica-
tion, registration with International Material Data System (IMDS) and Part Production Approval Process
(PPAP) documentation. PPAP documentation is available at www.silabs.com with a registered and NDA
approved user account. The -AM and -AQ devices enable high volume automotive OEM applications with
their enhanced testing and processing. Please contact Silicon Labs sales for more information regarding 
–AM and -AQ devices for your automotive project.
C8051F540-IQ
C8051F540-IM
C8051F541-IQ
C8051F541-IM
C8051F542-IM
C8051F543-IM
C8051F544-IQ
C8051F544-IM
C8051F545-IQ
C8051F545-IM
C8051F546-IM
C8051F547-IM
Table 2.1. Product Selection Guide
Rev. 1.1
16
16
16
16
16
16
8
8
8
8
8
8
—
—
—
—
—
—






25 QFP32
25 QFN32
25 QFP32
25 QFN32
18 QFN24
18 QFN24
25 QFP32
25 QFN32
25 QFP32
25 QFN32
18 QFN24
18 QFN24
C8051F54x
17