R5F21284JSP#U0,IC MCU 16BIT 16KB FLASH 20LSSOP
R5F21284JSP#V0,MCU 16KB ROM 1KB RAM 20SSOP
R5F21284JSP#W4,MCU 16KB ROM 1KB RAM 20SSOP
R5F21284KSP#U0,IC MCU 16BIT 16KB FLASH 20LSSOP
R5F21284KSP#V0,IC R8C/28 MCU FLASH 20SSOP
R5F21284SDSP#U0,IC MCU 16BIT 16KB FLASH 20LSSOP
R5F21284SDSP#V0,IC R8C/28 MCU FLASH 20SSOP
R5F21284SDSP#W4,IC MCU 16BIT 16KB FLASH 20LSSOP