C8051F339-GM vs C8051F339-GMR

Product Attributes

Part Number C8051F339-GM C8051F339-GMR
Manufacturer Silicon Labs Silicon Labs
Category Embedded - Microcontrollers Embedded - Microcontrollers
C8051F339-GM C8051F339-GMR
Product Status Active Active
Core Processor 8051 8051
Core Size 8-Bit 8-Bit
Speed 25MHz 25MHz
Connectivity SMBus (2-Wire/I²C), SPI, UART/USART SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals POR, PWM, WDT POR, PWM, WDT
Number of I/O 21 21
Program Memory Size 16KB (16K x 8) 16KB (16K x 8)
Program Memory Type Flash Flash
EEPROM Size - -
RAM Size 768 x 8 768 x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 3.6V 2.7V ~ 3.6V
Data Converters - -
Oscillator Type Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 24-WFQFN Exposed Pad 24-WFQFN Exposed Pad
Supplier Device Package 24-QFN (4x4) 24-QFN (4x4)