C8051F131R Silicon Labs, C8051F131R Datasheet - Page 11

• Manufacturer Part Number: C8051F131R
• Description: 8-bit Microcontrollers - MCU 128kB 100MIPS 8448B RAM
• Manufacturer: Silicon Labs

Specifications of C8051F131R

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 100 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 8.25 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 9
• Data Rom Size: 64 KB
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 3 V

13. Reset Sources
14. Oscillators
15. Flash Memory
16. Branch Target Cache
17. External Data Memory Interface and On-Chip XRAM
18. Port Input/Output
19. System Management Bus / I2C Bus (SMBus0)
20. Enhanced Serial Peripheral Interface (SPI0)
Figure 13.1. Reset Sources.................................................................................... 177
Figure 13.2. Reset Timing ...................................................................................... 178
Figure 14.1. Oscillator Diagram.............................................................................. 185
Figure 14.2. PLL Block Diagram............................................................................. 191
Figure 15.1. Flash Memory Map for MOVC Read and MOVX Write Operations ... 201
Figure 15.2. 128 kB Flash Memory Map and Security Bytes ................................. 204
Figure 15.3. 64 kB Flash Memory Map and Security Bytes ................................... 205
Figure 16.1. Branch Target Cache Data Flow ........................................................ 211
Figure 16.2. Branch Target Cache Organiztion...................................................... 212
Figure 16.3. Cache Lock Operation........................................................................ 214
Figure 17.1. Multiplexed Configuration Example.................................................... 222
Figure 17.2. Non-multiplexed Configuration Example ............................................ 223
Figure 17.3. EMIF Operating Modes ...................................................................... 224
Figure 17.4. Non-multiplexed 16-bit MOVX Timing ................................................ 227
Figure 17.5. Non-multiplexed 8-bit MOVX without Bank Select Timing ................. 228
Figure 17.6. Non-multiplexed 8-bit MOVX with Bank Select Timing ...................... 229
Figure 17.7. Multiplexed 16-bit MOVX Timing........................................................ 230
Figure 17.8. Multiplexed 8-bit MOVX without Bank Select Timing ......................... 231
Figure 17.9. Multiplexed 8-bit MOVX with Bank Select Timing .............................. 232
Figure 18.1. Port I/O Cell Block Diagram ............................................................... 235
Figure 18.2. Port I/O Functional Block Diagram ..................................................... 237
Figure 18.3. Priority Crossbar Decode Table (EMIFLE = 0; P1MDIN = 0xFF)....... 238
Figure 18.4. Priority Crossbar Decode Table
Figure 18.5. Priority Crossbar Decode Table
Figure 18.6. Crossbar Example.............................................................................. 244
Figure 19.1. SMBus0 Block Diagram ..................................................................... 259
Figure 19.2. Typical SMBus Configuration ............................................................. 260
Figure 19.3. SMBus Transaction ............................................................................ 261
Figure 19.4. Typical Master Transmitter Sequence................................................ 262
Figure 19.5. Typical Master Receiver Sequence.................................................... 262
Figure 19.6. Typical Slave Transmitter Sequence.................................................. 263
Figure 19.7. Typical Slave Receiver Sequence...................................................... 263
Figure 20.1. SPI Block Diagram ............................................................................. 273
Figure 20.2. Multiple-Master Mode Connection Diagram ....................................... 276
Figure 20.3. 3-Wire Single Master and Slave Mode Connection Diagram ............. 276
(EMIFLE = 1; EMIF in Multiplexed Mode; P1MDIN = 0xFF) ................ 241
(EMIFLE = 1; EMIF in Non-Multiplexed Mode; P1MDIN = 0xFF) ........ 242
Rev. 1.4
C8051F120/1/2/3/4/5/6/7
C8051F130/1/2/3
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