C8051F349-GQ Silicon Laboratories Inc, C8051F349-GQ Datasheet - Page 225

• 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

Figure 20.4. 4-Wire Single Master Mode and Slave Mode Connection Diagram
Figure 20.3. 3-Wire Single Master and Slave Mode Connection Diagram
Figure 20.2. Multiple-Master Mode Connection Diagram
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Device 1
Master
Master
Device
Master
Device
GPIO
MISO
MOSI
MISO
MOSI
GPIO
MISO
MOSI
NSS
SCK
SCK
NSS
SCK
Rev. 1.3
GPIO
MISO
MOSI
SCK
NSS
MISO
MOSI
SCK
NSS
MISO
MOSI
SCK
NSS
MISO
MOSI
SCK
Device 2
Master
Device
Device
Device
Slave
Slave
Slave
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