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8051 Manufacturer's Datasheets

Manufacturer Part Number CODE Int RAM Notes:
Atmel (now Microchip) - Any - - - Architecture Desc
Philips (now NXP) - Any - - - Architecture Desc
Atmel (now Microchip) - Any - - - Memory Organization
Philips (now NXP) - Any - - - Instruction Set + Other Useful Info
Atmel (now Microchip) - Any - - - Instruction Set
Atmel (now Microchip) - Any - - - Hardware Desc
Philips (now NXP) - Any - - - Hardware Desc
Analog Devices ADuC816 8k 256 16 Bit A/D, 12 Bit D/A, Flash ROM, EEPROM, I2C
Atmel (now Microchip) 89C52 8k 256 Flash ROM
Atmel (now Microchip) 89C2051 2k 128 Flash ROM, 20 pins
Dallas (now Maxim) 80C320 Ext Req'd 256 High Speed, 2 UART
Dallas (now Maxim) 87C520 16k 256 + 1k High Speed, 2 UART
Dallas (now Maxim) 87C550 16k 256 + 1k HS, 2 UART, 10-bit A/D, PWM, More Pins
Philips (now NXP) 87C52 8k 256 OTP EPROM
Philips (now NXP) 87C552 8k 256 10-bit A/D, I2C, PWM
Cygnal (now Silicon Labs) C8051F000 32k 256 12-bit A/D + analog functions, high speed CPU
These chips are only a small sampling of the offerings from these manufacturers. Please refer to each manufacturer's web site for a complete list of their chips. Chips are also available from Infineon C500, though I haven't taken the time to track down their URLs and add some links here.

8051 Manufacturer's Datasheets, Paul Stoffregen
Last updated: February 24, 2005
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