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80C51 Microcontroller - 12T 

As a leading supplier of 8051 compatible microcontrollers, Nuvoton offers a wide range of parts that meets the price/performance demand of industrial and consumer products OEMs. The 8-bit MCU are supported by leading tool makers for rapid product development. ROM-less, Mask rom and Flash types are available with a rich set of I/O such as PWM, GPIO, dual DPTR, PCA Timer, ADC, SPI, I2C, data flash, comparator, DTMF, CAS, ring tne detector, FSK, LCD driver, ISP, ICP, internal RC (1% or 2% accuracy), 4T and 6T/12T cores running up to 40MHz with High noise immunity (ESD/EFT). It's one of the best choice of 8051 MCU industry.

Products

W78 Standard Series

W78 Wide Supply Voltage Standard Parts

N78/W78 Industrial Temperature Series

Our Track Record in Longevity!

Development Resources

Developmemt Tool

Sample Code

Application Note

Cross Reference

Compatible replacements for NXP 80C51 devices


W78 Standard Series

Part No. Flash SRAM ISP loader ROM I/O Timer Connectivity Comp. PWM ADC INT ISP
ICP
Special
Function
Package Status* RoHS Datasheet
UART SPI I2C
W78E052D 8K 256 2K up to 36 3x16-bit 1  -  -  - -  - 4 ISP - 6T/12T option
- Extra I/O port
PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78E054D 16K 256 2K up to 36 3x16-bit 1 - - - - - 4 ISP - 6T/12T option
- Extra I/O port
PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78E058D 32K 512 4K up to 36 3x16-bit 1 - - - - - 4 ISP - 6T/12T option
- Extra I/O port
PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78E516D 64K 512 4K up to 36 3x16-bit 1 - - - - - 4 ISP - 6T/12T option
- Extra I/O port
PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78E365A 64K 256+1K 4K up to 36 3x16-bit 1 - - - 5*8-bit - 4 ISP - Extra I/O port PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78ERD2A 64K 256+1K 4K up to 36 3x16-bit 1 - - - 4*8-bit - 4 ISP - PCA
- 6T/12T option
- Extra I/O port
PDIP40/ PLCC44/ PQFP44 P Y Available
W78E858A 32K 768 4K up to 36 3x16-bit 1 - - - 4*8-bit - 10 ISP -128B EE
- Extra I/O port
PDIP40/ PLCC44/ QFP44 P Y Available
W78C032C - 256 - up to 32 3x16-bit 1 - - - - - 2 - - Extra I/O Port PDIP40/ LCC44/ PQFP44 P Y Available
W78C438C - 256 - up to 40 3x16-bit 1 - - - - - 4 - -1 MB external memory space PQFP100 P Y Available
*Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.

W78 Wide Supply Voltage Standard Parts

Part No. Flash SRAM ISP loader ROM I/O Timer Connectivity Comp. PWM ADC INT ISP
ICP
Special
Function
Package Status* RoHS Datasheet
UART SPI I2C
W78L365A 64K 256+1K 4K up to 36 3x16-bit 1 - - - 5*8-bit - 4 ISP - Extra I/O port PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
W78L812A 8K 256 - up to 36 3x16-bit 1 - - - - - 10 - - Extra I/O port PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
*Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.

N78/W78 Industrial Temperature Series

Part No. Flash SRAM Data Flash ISP loader ROM I/O Timer Connectivity Comp. PWM ADC INT ISP
ICP
Special
Function
Package Status* RoHS Datasheet
UART SPI I2C
N78E055A 16K 256+1K 4K 2.5K up to 40 3x16-bit 1 1 - - 5*8-bit - 4 ISP - 6T/12T option
- Extra I/O port
- internal 22MHz RC
- 4 level BOR
PDIP40/
PLCC44/ PQFP44/ LQFP48
P Y Available
N78E059A 32K 256+1K 4K 2.5K up to 40 3x16-bit 1 1 - - 5*8-bit - 4 ISP - 6T/12T option
- Extra I/O port
- internal 22MHz RC
- 4 level BOR
PDIP40/ PLCC44/
PQFP44/ LQFP48
P Y Available
N78E517A 64K 256+1K Share AP ROM 2.5K up to 40 3x16-bit 1 1 - - 5*8-bit - 4 ISP - 6T/12T option
- Extra I/O port
- internal 22MHz RC
- 4 level BOR
PDIP40/
PLCC44/
PQFP44/
TQFP44/
LQFP48
P Y Available
N78E366A 64K 256+1K - 2.5K up to 40 3x16-bit 1 1 - - 5*8-bit - 4 ISP - 6T/12T option
- Extra I/O port
- internal 22MHz RC
- 4 level BOR
PDIP40/
PLCC44/
PQFP44/
LQFP48
P Y Available
W78IRD2A  64K 256+1K - 4K up to 36 3x16-bit 1 - - - 4*8-bit - 4 ISP - PCA
- 6T/12T option
- Extra I/O port
PDIP40/
PLCC44
P Y Available
*  Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.

Contact us: MicroC-8bit@nuvoton.com 

010_80C51 Microcontroller - 12T

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