C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 232

• Manufacturer Part Number: C8051F340-GQR
• Description: MCU 8-Bit C8051F34x 8051 CISC 64KB Flash 3.3V/5V 48-Pin TQFP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F340-GQR

• Package: 48TQFP
• Device Core: 8051
• Family Name: C8051F34x
• Maximum Speed: 48 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/SMBus/SPI/UART/USB
• On-chip Adc: 17-chx10-bit
• Number Of Timers: 4
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
232
* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.
* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.
MISO
MOSI
MISO
MOSI
SCK*
SCK*
Figure 20.8. SPI Master Timing (CKPHA = 0)
Figure 20.9. SPI Master Timing (CKPHA = 1)
T
T
MCKH
MCKH
T
MIS
T
T
MCKL
MCKL
Rev. 1.3
T
MIS
T
MIH
T
MIH