C8051F046-GQ Silicon Laboratories Inc, C8051F046-GQ Datasheet - Page 6

• Manufacturer Part Number: C8051F046-GQ
• Description: IC 8051 MCU 32K FLASH 100TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F04xr

Specifications of C8051F046-GQ

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: CAN, EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 64
• Program Memory Size: 32KB (32K 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 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Processor Series: C8051F0x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 4.25 KB
• Interface Type: CAN, SMBus, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 64
• Number Of Timers: 5
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F040DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 13 Channel
• On-chip Dac: 12 bit, 2 Channel
• Package: 100TQFP
• Device Core: 8051
• Family Name: C8051F04x
• Maximum Speed: 25 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 336-1211

C8051F040/1/2/3/4/5/6/7
19. System Management BUS/I
20. Enhanced Serial Peripheral Interface (SPI0)...................................................... 255
21. UART0.................................................................................................................... 265
6
18.2.CAN Registers................................................................................................ 231
19.1.Supporting Documents ................................................................................... 240
19.2.SMBus Protocol.............................................................................................. 241
19.3.SMBus Transfer Modes.................................................................................. 242
19.4.SMBus Special Function Registers ................................................................ 245
20.1.Signal Descriptions......................................................................................... 256
20.2.SPI0 Master Mode Operation ......................................................................... 257
20.3.SPI0 Slave Mode Operation ........................................................................... 259
20.4.SPI0 Interrupt Sources ................................................................................... 259
20.5.Serial Clock Timing......................................................................................... 260
20.6.SPI Special Function Registers ...................................................................... 261
21.1.UART0 Operational Modes ............................................................................ 266
21.2.Multiprocessor Communications .................................................................... 270
18.1.2.Example Timing Calculation for 1 Mbit/Sec Communication ................. 229
18.2.1.CAN Controller Protocol Registers......................................................... 231
18.2.2.Message Object Interface Registers ...................................................... 231
18.2.3.Message Handler Registers................................................................... 232
18.2.4.CIP-51 MCU Special Function Registers ............................................... 232
18.2.5.Using CAN0ADR, CAN0DATH, and CANDATL to Access CAN Registers .
18.2.6.CAN0ADR Autoincrement Feature ........................................................ 232
19.2.1.Arbitration............................................................................................... 241
19.2.2.Clock Low Extension.............................................................................. 242
19.2.3.SCL Low Timeout................................................................................... 242
19.2.4.SCL High (SMBus Free) Timeout .......................................................... 242
19.3.1.Master Transmitter Mode ....................................................................... 242
19.3.2.Master Receiver Mode ........................................................................... 243
19.3.3.Slave Transmitter Mode ......................................................................... 243
19.3.4.Slave Receiver Mode ............................................................................. 244
19.4.1.Control Register ..................................................................................... 245
19.4.2.Clock Rate Register ............................................................................... 248
19.4.3.Data Register ......................................................................................... 249
19.4.4.Address Register.................................................................................... 249
19.4.5.Status Register....................................................................................... 250
20.1.1.Master Out, Slave In (MOSI).................................................................. 256
20.1.2.Master In, Slave Out (MISO).................................................................. 256
20.1.3.Serial Clock (SCK) ................................................................................. 256
20.1.4.Slave Select (NSS) ................................................................................ 256
21.1.1.Mode 0: Synchronous Mode .................................................................. 266
21.1.2.Mode 1: 8-Bit UART, Variable Baud Rate.............................................. 267
21.1.3.Mode 2: 9-Bit UART, Fixed Baud Rate .................................................. 269
21.1.4.Mode 3: 9-Bit UART, Variable Baud Rate.............................................. 270
232
2
C BUS (SMBUS0) .................................................. 239
Rev. 1.5