C8051F349-GQ Silicon Laboratories Inc, C8051F349-GQ Datasheet - Page 12

• Manufacturer Part Number: C8051F349-GQ
• Description: IC 8051 MCU FLASH 32K 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F34xr

Specifications of C8051F349-GQ

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2.25 KB
• Interface Type: I2C, SMBus, SPI, UART, USB
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• 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
• For Use With: 336-1748 - ADAPTER TOOLSTICK FOR C8051F34X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 336-1509

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
18. UART0
19. UART1 (C8051F340/1/4/5/8/A/B/C Only)
20. Enhanced Serial Peripheral Interface (SPI0)
22. Programmable Counter Array (PCA0)
12
Table 17.2. Minimum SDA Setup and Hold Times ................................................ 193
Table 17.3. Sources for Hardware Changes to SMB0CN ..................................... 197
Table 17.4. SMBus Status Decoding ..................................................................... 203
Table 18.1. Timer Settings for Standard Baud Rates 
Table 19.1. Baud Rate Generator Settings for Standard Baud Rates ................... 214
Table 20.1. SPI Slave Timing Parameters ............................................................ 234
Table 22.1. PCA Timebase Input Options ............................................................. 256
Table 22.2. PCA0CPM Register Settings for PCA Capture/Compare Modules .... 257
Table 22.3. Watchdog Timer Timeout Intervals1 ................................................... 265
Using the Internal Oscillator ............................................................... 212
Rev. 1.3