C8051F331-GMR Silicon Laboratories Inc, C8051F331-GMR Datasheet - Page 169

• Manufacturer Part Number: C8051F331-GMR
• Description: IC 8051 MCU 8K FLASH 20QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331-GMR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• For Use With: 336-1451 - ADAPTER PROGRAM TOOLSTICK F330336-1264 - DEV KIT FOR C8051F330/F331
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.
MISO
SCK*
MOSI
* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.
SCK*
MISO
MOSI
Figure 17.8. SPI Master Timing (CKPHA = 0)
Figure 17.9. SPI Master Timing (CKPHA = 1)
T
T
MCKH
MCKH
T
MIS
T
T
MCKL
MCKL
Rev. 1.7
T
MIS
T
MIH
C8051F330/1/2/3/4/5
T
MIH
173