Part number
Core
Max speed
Flash
Ram
I/O
Package
M3
72MHz
64Kb
51
LQFP64
STM32F105RB
128Kb
STM32F105RC
256Kb
STM32F105V8
80
LQFP100
STM32F105VB
64KB
LQFP100/BGA100
STM32F105VC
STM32F107RB
STM32F107RC
STM32F107V8
STM32F107VC