Part Number: W79E4051RASG vs W79E658A40FL

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Part Number: W79E4051RASG W79E658A40FL
Manufacturer: Nuvoton Technology Corporation of America Nuvoton Technology Corporation of America
Description: IC MCU 8BIT 4KB FLASH 20SOP IC MCU 8BIT 128KB FLASH 100QFP
Quantity Available: Available Available
Datasheets: - -
Factory Lead Time 8 Weeks 10 Weeks
Mounting Type Surface Mount Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width) 100-BQFP
Operating Temperature -40°C~85°C TA 0°C~70°C TA
Packaging Tube Tray
Series W79 W79
Published 2013 2010
Part Status Active Active
Moisture Sensitivity Level (MSL) 1 (Unlimited) 3 (168 Hours)
Frequency 24MHz 40MHz
Interface UART, USART EBI/EMI, I2C, UART, USART
Memory Size 4kB 128kB
Oscillator Type Internal Internal
Number of I/O 17 60
RAM Size 256 x 8 1.25K x 8
Voltage - Supply (Vcc/Vdd) 2.4V~5.5V 4.5V~5.5V
Core Processor 8051 8051
Peripherals Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT POR, PWM, WDT
Program Memory Type FLASH FLASH
Core Size 8-Bit 8-Bit
Program Memory Size 4KB 4K x 8 128KB 128K x 8
Connectivity UART/USART EBI/EMI, I2C, UART/USART
EEPROM Size 128 x 8 -
RoHS Status ROHS3 Compliant ROHS3 Compliant
Surface Mount - YES
Number of Pins - 100
Number of Terminations - 100
HTS Code - 8542.31.00.01
Technology - CMOS
Terminal Position - QUAD
Terminal Form - GULL WING
Supply Voltage - 5V
Terminal Pitch - 0.65mm
Pin Count - 100
Qualification Status - Not Qualified
Supply Voltage-Max (Vsup) - 5.5V
Supply Voltage-Min (Vsup) - 4.5V
uPs/uCs/Peripheral ICs Type - MICROCONTROLLER
Bit Size - 8
Data Converter - A/D 8x10b
Has ADC - YES
DMA Channels - NO
PWM Channels - YES
DAC Channels - NO
Address Bus Width - 16
External Data Bus Width - 8
Length - 20mm
Height Seated (Max) - 3.4mm
Width - 14mm
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