| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AT89LP4052-20PU | ATMEL CORP | 8051 | 8-Bit | 20MHz | SPI, UART/USART | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| AT89LP2052-20PU | ATMEL CORP | 8051 | 8-Bit | 20MHz | SPI, UART/USART | 15 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 2.4 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| N79E822ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 2KB (2K x 8) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| N79E823ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 4KB (4K x 8) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| N79E824ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 8KB (8K x 8) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| N79E825ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 16KB (16K x 8) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| W79E821ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 1KB (1K x 8) | FLASH | - | 128 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| W79E822ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 2KB (2K x 8) | FLASH | - | 128 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| W79E823ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| W79E824ADG | NUVOTON TECHNOLOGY CORP | 8051 | 8-Bit | 20MHz | I²C, UART/USART | 18 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) |
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