| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P87C51MB2BA/02,529 | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | EBI/EMI, SPI, UART/USART | 34 | 64KB (64K x 8) | OTP | - | 2K x 8 | 2.7 V ~ 5.5 V | - | Internal | 0°C ~ 70°C | 44-LCC (J-Lead) | |
| P80C552IFA/08,512 | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | EBI/EMI, I²C, UART/USART | 40 | - | ROMless | - | 256 x 8 | 4.5 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 68-LCC (J-Lead) | |
| P80C552IBA/08,512 | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | EBI/EMI, I²C, UART/USART | 40 | - | ROMless | - | 256 x 8 | 4.5 V ~ 5.5 V | A/D 8x10b | Internal | 0°C ~ 70°C | 68-LCC (J-Lead) | |
| P80C552IBA/08,518 | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | EBI/EMI, I²C, UART/USART | 40 | - | ROMless | - | 256 x 8 | 4.5 V ~ 5.5 V | A/D 8x10b | Internal | 0°C ~ 70°C | 68-LCC (J-Lead) | |
| P89C669FA-S | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | I²C, UART/USART | 32 | 96KB (96K x 8) | FLASH | - | 2K x 8 | 4.5 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 44-LCC (J-Lead) | |
| P87C51MC2BA/02,529 | NXP SEMICONDUCTORS | 8051 | 8-Bit | 24MHz | EBI/EMI, SPI, UART/USART | 34 | 96KB (96K x 8) | OTP | - | 3K x 8 | 2.7 V ~ 5.5 V | - | Internal | 0°C ~ 70°C | 44-LCC (J-Lead) |
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