Compare Image Name Manufacturer Quantity Mfr Series Package Product Status Operating Temperature Mounting Type Package / Case Base Product Number DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status ECCN HTSUS Standard Package Number of I/O Core Processor Core Size Speed Connectivity Peripherals Program Memory Size Program Memory Type EEPROM Size RAM Size Voltage - Supply (Vcc/Vdd) Data Converters Oscillator Type
Nuvoton Technology Corporation W78C438C40FL Nuvoton Technology Corporation W78C438C40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Not For New Designs 0°C ~ 70°C (TA) Surface Mount 100-QFP W78C438 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 66 40 8051 8-Bit 40MHz EBI/EMI, Serial Port - - ROMless - 256 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78C438C40PL Nuvoton Technology Corporation W78C438C40PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 84-LCC W78C438 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 15 40 8051 8-Bit 40MHz EBI/EMI, Serial Port - - ROMless - 256 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78E051B40FL Nuvoton Technology Corporation W78E051B40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78E051 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 96 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78E051B40PL Nuvoton Technology Corporation W78E051B40PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78E051 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 30 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78E051C40FL Nuvoton Technology Corporation W78E051C40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78E051 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 96 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78E051C40PL Nuvoton Technology Corporation W78E051C40PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78E051 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 30 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 4.5V ~ 5.5V - External
Nuvoton Technology Corporation W78E052B40DL Nuvoton Technology Corporation W78E052B40DL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78E052 1 (Unlimited) REACH Unaffected 3A991A2 8542.31.0001 10 32 8051 8-Bit 40MHz - - 8KB (8K x 8) FLASH - 256 x 8 - - Internal
Nuvoton Technology Corporation W78E052B40FL Nuvoton Technology Corporation W78E052B40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78E052 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 96 36 8051 8-Bit 40MHz - - 8KB (8K x 8) FLASH - 256 x 8 - - Internal
Nuvoton Technology Corporation W78E052C40PL Nuvoton Technology Corporation W78E052C40PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78E052 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 30 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 8KB (8K x 8) FLASH - 256 x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78E054C40FL Nuvoton Technology Corporation W78E054C40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78E054 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 96 36 8051 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 16KB (16K x 8) FLASH - 256 x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78E058B40PL Nuvoton Technology Corporation W78E058B40PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78E058 download 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 30 36 8052 8-Bit 40MHz EBI/EMI, UART/USART POR, WDT 32KB (32K x 8) FLASH - 512 x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78E858A40DL Nuvoton Technology Corporation W78E858A40DL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78E858 download 1 (Unlimited) REACH Unaffected 3A991A2 8542.31.0001 10 32 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 32KB (32K x 8) FLASH - 768 x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78E858A40FL Nuvoton Technology Corporation W78E858A40FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Active 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78E858 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3A991A2 8542.31.0001 96 36 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 32KB (32K x 8) FLASH - 768 x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78I052A24PL Nuvoton Technology Corporation W78I052A24PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete -40°C ~ 85°C (TA) Through Hole 40-DIP W78I052 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 30 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78IRD2A25PL Nuvoton Technology Corporation W78IRD2A25PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Active -40°C ~ 85°C (TA) Surface Mount 44-LCC (J-Lead) W78IRD2 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 30 36 80C52 8-Bit 25MHz EBI/EMI, UART/USART POR, PWM, WDT 64KB (64K x 8) FLASH - 1.25K x 8 4.5V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L051A24DL Nuvoton Technology Corporation W78L051A24DL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78L051 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L051C24DL Nuvoton Technology Corporation W78L051C24DL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78L051 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L051C24PL Nuvoton Technology Corporation W78L051C24PL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78L051 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 30 36 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 4KB (4K x 8) FLASH - 128 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L052A24DL Nuvoton Technology Corporation W78L052A24DL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78L052 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L052A24FL Nuvoton Technology Corporation W78L052A24FL Nuvoton Technology Corporation
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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78L052 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 96 36 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L052C24DL Nuvoton Technology Corporation W78L052C24DL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78L052 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L054C24DL Nuvoton Technology Corporation W78L054C24DL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Through Hole 40-DIP W78L054 download 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 16KB (16K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L058A24PL Nuvoton Technology Corporation W78L058A24PL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 60°C (TA) Surface Mount 44-LCC (J-Lead) W78L058 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 30 36 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 32KB (32K x 8) FLASH - 512 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L516A24FL Nuvoton Technology Corporation W78L516A24FL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78L516 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 96 36 80C52 8-Bit 24MHz EBI/EMI, Serial Port POR, WDT 64KB (64K x 8) FLASH - 1.25K x 8 2.7V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L516A24PL Nuvoton Technology Corporation W78L516A24PL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78L516 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 30 36 80C52 8-Bit 24MHz EBI/EMI, Serial Port POR, WDT 64KB (64K x 8) FLASH - 1.25K x 8 2.7V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L801A24FL Nuvoton Technology Corporation W78L801A24FL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78L801 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 96 36 8051 8-Bit 24MHz EBI/EMI LED, WDT 4KB (4K x 8) Mask ROM - 256 x 8 1.8V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L812A24DL Nuvoton Technology Corporation W78L812A24DL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Active 0°C ~ 70°C (TA) Through Hole 40-DIP W78L812 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 10 32 8051 8-Bit 24MHz EBI/EMI, UART/USART LED, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L812A24FL Nuvoton Technology Corporation W78L812A24FL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tray Active 0°C ~ 70°C (TA) Surface Mount 44-BQFP W78L812 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 96 36 8051 8-Bit 24MHz EBI/EMI, UART/USART LED, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W78L812A24PL Nuvoton Technology Corporation W78L812A24PL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W78 Tube Active 0°C ~ 70°C (TA) Surface Mount 44-LCC (J-Lead) W78L812 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.31.0001 30 36 8051 8-Bit 24MHz EBI/EMI, UART/USART LED, WDT 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal
Nuvoton Technology Corporation W79E201A16FL Nuvoton Technology Corporation W79E201A16FL Nuvoton Technology Corporation
RFQ

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/image/Nuvoton Technology Corporation W79 Tray Obsolete 0°C ~ 70°C (TA) Surface Mount 44-BQFP W79E201 download 3 (168 Hours) REACH Unaffected EAR99 8542.31.0001 96 24 8051/52 8-Bit 16MHz EBI/EMI, Serial Port POR, PWM, WDT 16KB (16K x 8) FLASH - 256 x 8 4.5V ~ 5.5V A/D 8x10b Internal

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