EFM32 Product Families

Product Families
Family	Core	Speed (MHz)	Flash Memory (kB)	RAM	USB	LCD	Communications	Packages
Zero Gecko	ARM Cortex-M0+	24	4, 8, 16, 32	2, 4	No	No	I2C, I2S, SPI, UART, USART	QFN24, QFN32, QFP48
Happy Gecko	ARM Cortex-M0+	25	32, 64	4, 8	Yes	No	I2C, I2S, SPI, UART, USART	CSP36, QFN24, QFN32, QFP48
Tiny Gecko	ARM Cortex-M3	32	4, 8, 16, 32	2, 4	No	Yes	I2C, I2S, SPI, UART, USART	BGA48, QFN24, QFN32, QFN64, QFP48, QFP64
Gecko	ARM Cortex-M3	32	16, 32, 64, 128	8, 16	No	Yes	I2C, SPI, UART, USART	BGA112, QFN32, QFN64, QFP100, QFP48, QFP64
Jade Gecko	ARM Cortex-M3	40	128, 256	32	No	No	I2C, I2S, SPI, UART, USART	QFN32, QFN48
Leopard Gecko	ARM Cortex-M3	48	64, 128, 256	32	Yes	Yes	I2C, I2S, SPI, UART, USART	BGA112, BGA120, CSP81, QFN64, QFP100, QFP64
Giant Gecko	ARM Cortex-M3	48	512, 1024	128	Yes	Yes	I2C, I2S, SPI, UART, USART	BGA112, BGA120, QFN64, QFP100, QFP64
Pearl Gecko	ARM Cortex-M4	40	128, 256	32	No	No	I2C, I2S, SPI, UART, USART	QFN32, QFN48
Wonder Gecko	ARM Cortex-M4	48	64, 128, 256	32	Yes	Yes	I2C, I2S, SPI, UART, USART	BGA112, BGA120, CSP81, QFN64, QFP100, QFP64