C8051F342-GQ Silicon Laboratories Inc, C8051F342-GQ Datasheet - Page 9

• Manufacturer Part Number: C8051F342-GQ
• Description: IC 8051 MCU FLASH 64K 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F34xr

Specifications of C8051F342-GQ

• Program Memory Type: FLASH
• Program Memory Size: 64KB (64K x 8)
• Package / Case: 32-LQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 25
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 21x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 5.25 KB
• Interface Type: I2C/SMBus/SPI/UART/USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: KSK-SL-F34X, KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F340DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 17-ch x 10-bit
• No. Of I/o's: 25
• Ram Memory Size: 4352Byte
• Cpu Speed: 48MHz
• No. Of Timers: 4
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1748 - ADAPTER TOOLSTICK FOR C8051F34X336-1482 - DAUGHTER CARD TOOLSTCK C8051F342770-1006 - ISP 4PORT FOR SILABS C8051F MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1300

List of Figures
1. System Overview
2. Absolute Maximum Ratings
3. Global DC Electrical Characteristics
4. Pinout and Package Definitions
5. 10-Bit ADC (ADC0, C8051F340/1/2/3/4/5/6/7 Only)
6. Voltage Reference (C8051F340/1/2/3/4/5/6/7 Only)
7. Comparators
8. Voltage Regulator (REG0)
9. CIP-51 Microcontroller
Figure 1.1. C8051F340/1/4/5 Block Diagram ........................................................... 23
Figure 1.2. C8051F342/3/6/7 Block Diagram ........................................................... 24
Figure 1.3. C8051F348 Block Diagram .................................................................... 25
Figure 1.4. C8051F349 Block Diagram .................................................................... 26
Figure 1.5. On-Chip Clock and Reset ...................................................................... 28
Figure 1.6. On-Chip Memory Map for 64kB Devices (C8051F340/2/4/6) ................ 29
Figure 1.7. On-Chip Memory Map for 32 kB Devices (C8051F341/3/5/7/8/9) ......... 30
Figure 1.8. USB Block Diagram ............................................................................... 31
Figure 1.9. Digital Crossbar Diagram ....................................................................... 33
Figure 1.10. PCA Block Diagram.............................................................................. 34
Figure 1.11. PCA Block Diagram.............................................................................. 34
Figure 1.12. 10-Bit ADC Block Diagram ................................................................... 35
Figure 1.13. Comparator0 Block Diagram ................................................................ 36
Figure 4.1. TQFP-48 Pinout Diagram (Top View) .................................................... 44
Figure 4.2. TQFP-48 Package Diagram................................................................... 45
Figure 4.3. LQFP-32 Pinout Diagram (Top View) .................................................... 46
Figure 4.4. LQFP-32 Package Diagram ................................................................... 47
Figure 5.1. ADC0 Functional Block Diagram............................................................ 49
Figure 5.2. Temperature Sensor Transfer Function ................................................. 51
Figure 5.3. Temperature Sensor Error with 1-Point Calibration (VREF = 2.40 V).... 52
Figure 5.4. 10-Bit ADC Track and Conversion Example Timing .............................. 54
Figure 5.5. ADC0 Equivalent Input Circuits.............................................................. 55
Figure 5.6. ADC Window Compare Example: Right-Justified Single-Ended Data ... 62
Figure 5.7. ADC Window Compare Example: Left-Justified Single-Ended Data ..... 62
Figure 5.8. ADC Window Compare Example: Right-Justified Differential Data ....... 63
Figure 5.9. ADC Window Compare Example: Left-Justified Differential Data.......... 63
Figure 6.1. Voltage Reference Functional Block Diagram ....................................... 65
Figure 7.1. Comparator Functional Block Diagram .................................................. 68
Figure 7.2. Comparator Hysteresis Plot ................................................................... 69
Figure 8.1. REG0 Configuration: USB Bus-Powered ............................................... 78
Figure 8.2. REG0 Configuration: USB Self-Powered ............................................... 78
Figure 8.3. REG0 Configuration: USB Self-Powered, Regulator Disabled .............. 79
Figure 8.4. REG0 Configuration: No USB Connection............................................. 79
C8051F340/1/2/3/4/5/6/7/8/9
Rev. 1.1
9