C8051F546-IMR Silicon Labs, C8051F546-IMR Datasheet - Page 15

• Manufacturer Part Number: C8051F546-IMR
• Description: 8-bit Microcontrollers - MCU 50 MIPS 8 kB 1kB LIN 2.1 SPI UART I2C
• Manufacturer: Silicon Labs

Specifications of C8051F546-IMR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

C2CK/RST
VREGIN
GNDA
GND
VDD
Internal Oscillator
Programming
Power On
C2D
Hardware
Voltage Regulator
Debug /
Reset
(±0.5%)
System Clock Setup
(LDO)
Reset
Clock Multiplier
Figure 1.2. C8051F542/3/6/7 Block Diagram
CIP-51 8051 Controller
16 kB Flash Program
External Oscillator
XTAL1
Core (50 MHz)
256 Byte RAM
1 kB XRAM
Memory
XTAL2
SFR
Bus
Rev. 1.1
VDD
PCA/WDT
Timers 0,
6 channel
UART0
LIN 2.1
1, 2, 3
12-bit
200ksps
ADC
Analog Peripherals
Digital Peripherals
SPI
I2C
Port I/O Configuration
Crossbar Control
Reference
Voltage
CP0, CP0A
CP1, CP1A
Comparator 0
Comparator 1
VREF
A
M
U
X
VREF
Crossbar
Decoder
Priority
+
+
-
-
VDD
VREF
P0 – P2
Temp
Sensor
GND
C8051F54x
Drivers
Drivers
Drivers
Port 0
Port 1
Port 2
VIO
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.0
P2.1/C2D
15