| MCU |
| GPIO | Product Name | ROM (Word) | RAM (Byte) | I/O | Ext. Interrupt | Int. Interrupt | Wake up | Stack | Timer | PWM / IROUT | ADC | LCD | Interface | IRC | Package | Status | FM8P51 | 4K (MASK ROM) | 140 | 38 | 1 | 7 | Yes | 5 | 8bit*4 | 10bit PWM*2 | 15bit RFC*19 | No | SPI | No | DIP40 QFP44 | MP | FM8P59 | 4K (MASK ROM) | 144 | 24 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIO/SOP/SSOP28 DIP/SOP32 | MP | FM8PE51E | 4K (OTP) | 140 | 38 | 1 | 7 | Yes | 5 | 8bit*4 | 10bit PWM*2 | 15bit RFC*19 | No | SPI | No | DIP40 QFP44 | MP | FM8PE56E | 1K (OTP) | 49 | 16 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP/SOP18 SSOP20 | MP | FM8PE59E | 4K (OTP) | 144 | 24 | 2 | 4 | Yes | 5 | 8bit*2 | IROUT | No | No | SPI | Yes | DIP/SOP/SSOP28 DIP/SOP32 | MP | FM8PB53B | 1K (OTP) | 49 | 12 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP14/SOP14 | MP | FM8PB56B | 1K (OTP) | 49 | 16 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP/SOP18/SSOP20 | MP | FM8PE53B | 1K (OTP) | 49 | 12 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP14/SOP14 | MP | FM8PE59B | 4K (OTP) | 144 | 24 | 2 | 4 | Yes | 5 | 8bit*2 | IROUT | No | No | SPI | Yes | DIP/SOP/SSOP28 DIP/SOP32 | MP | FM8PE51M | 4K (OTP) | 140 | 38 | 1 | 7 | Yes | 5 | 8bit*4 | 10bit PWM*2 | 15bit RFC*19 | No | SPI | Yes | DIP40 QFP44 | MP | FM8PE53M | 1K (OTP) | 49 | 12 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP14/SOP14 | MP | FM8PE56M | 1K (OTP) | 49 | 16 | 2 | 1 | Yes | 5 | 8bit*1 | No | No | No | No | Yes | DIP/SOP18/SSOP20 | MP | FM8PE59M | 4K (OTP) | 144 | 24 | 2 | 4 | Yes | 5 | 8bit*2 | IROUT | No | No | SPI | Yes | DIP/SOP/SSOP28 DIP32 | MP | FM8PE531M | 2K (OTP) | 88 | 14 | 1 | 4 | Yes | 6 | 16bit*1 | 8bitPWM*2 | 15bitRFC*4 | No | No | Yes | DIP/SOP14,16 | MP | FM8PE581M | 8K (OTP) | 384 | 16 | 6 | 9 | Yes | 8 | 8bit*1 10bit*6 | 8bitPWM*6 | No | No | SPI | Yes | DIP/SOP14,16,18 | MP |
| EEPROM/FLASH | Product Name | ROM (Word) | RAM (Byte) | I/O | Ext. Interrupt | Int. Interrupt | Wake up | Stack | Timer | PWM / IROUT | ADC | Data EEPROM | Interface | IRC | Package | Status | FM8PE32F | 2K (FLASH) | 128 | 12 | 5 | 6 | Yes | 8 | 8bit*2 16bit*1 | IROUT 10bitPWM*1 | No | 256*8 | No | Yes | DIP/SOP/SSOP14 QFN16 | MP |
| LCD | Product Name | ROM (Word) | RAM (Byte) | I/O | Ext. Interrupt | Int. Interrupt | Wake up | Stack | Timer | PWM / IROUT | ADC | LCD | Interface | IRC | Package | Status | FM8PE68B | 4K (OTP) | 272 | 44 | 3 | 7 | Yes | 8 | 8bit*5 | 8bit PWM IROUT | 15bit RFC*3 | 4*32 | No | No | QFP/LQFP64 QFP/LQFP44 | MP |
| ADC | Product Name | OTP ROM | RAM (Byte) | I/O | Ext. lnt | CMP/OPA | Stack | Timer | PWM | AD | DA | LCD | Arithmetic | lnterface | lnt. Ref | Package | Status | FM8PA76E | 2K (OTP) | 128 | 18 | 8 | No | 8 | 8bit*4 16bit*1 | 8bit*2 | 9CH 12bit+-2 | No | No | No | No | No | DIP/SOP14,16,20,24 SSOP20 | MP | FM8P73B | 1K (OTP) | 64 | 14 | 8 | No | 6 | 8bit*3 | 8bit*1 | 11CH 10bit+-2 | No | No | No | No | No | DIP/SOP14,16,18 | MP | FM8P756 | 2K (OTP) | 96 | 22 | 8 | No | 8 | 8bit*3 | 8bit*2 | 8CH 10bit+-2 | No | SW based 4*17(max) | No | No | No | DIP/SOP16, 18,20,24,28 | MP | FM8PC71AM | 4K (OTP) | 128 | 14 | 14 | CMP*1 | 6 | 8bit*1 12bit*4 | 12bit*4 | 5+2CH 12bit | Yes | No | No | No | Yes | DIP/SOP14,16 | MP | FM8PC71HM | 4K (OTP) | 128 | 14 | 14 | CMP*1 | 6 | 8bit*1 12bit*4 | 12bit*4 | 5+2CH 12bit | Yes | No | No | No | Yes | DIP/SOP14,16 | MP |
| USB | Product Name | OTP ROM | RAM Byte | I/O | I/O Voltage Range | 3.3V OUT | USB MODE | Stack | EP0 | EP1 | EP2 | EP3 | EP4 | Package | Status | IN | OUT | IN | OUT | IN | OUT | IN | OUT | IN | OUT | FM8PU83M | 4 |
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