W77E516A40PL

Name: W77E516A40PL
Brand: Nuvoton Technology Corporation
Rating: 4.5 (10 reviews)

8051 W77 Microcontroller IC 8-Bit 40MHz 64KB (64K x 8) FLASH

Inventory:5,712

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8051 W77 Microcontroller IC 8-Bit 40MHz 64KB (64K x 8) FLASH

8-bit CMOS microcontroller
High speed architecture of 4 clocks/machine cycle runs up to 40 MHz
Pin compatible with standard 80C52
Instruction-set compatible with MCS-51
64KB on-chip Flash-EPROM
Four 8-bit I/O Ports; Port 0 has internal pull-up resisters enabled by software
One extra 4-bit I/O port and Wait State control signal (available on 44-pin PLCC/QFP package)
Three 16-bit Timers
12 interrupt sources with two levels of priority
On-chip oscillator and clock circuitry
Two enhanced full duplex serial ports
64KB In-system Programmable Flash EPROM (APROM)
4KB Auxiliary Flash EPROM for loader program (LDROM)
256 bytes scratch-pad RAM
1KB on-chip SRAM for MOVX instruction
Programmable Watchdog Timer
Dual 16-bit Data Pointers
Software programmable access cycle to external RAM/peripherals
Packages:
− Lead Free(RoHs) DIP 40: W77E516A40DL
− Lead Free(RoHs) PLCC 44: W77E516A40PL
− Lead Free(RoHs) QFP 44: W77E516A40FL

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

ECCN (US)	EAR99	Part Status	Active
HTS	8542.31.00.01	Automotive	No
PPAP	No	Family Name	W77
Instruction Set Architecture	CISC	Device Core	8051
Core Architecture	8051	Maximum CPU Frequency (MHz)	40
Maximum Clock Rate (MHz)	40	Data Bus Width (bit)	8
Program Memory Type	Flash	Program Memory Size	64KB
RAM Size	1KB	Maximum Expanded Memory Size	64KB
Programmability	Yes	Number of I/Os	36
No. of Timers	3	USART	0
UART	0	USB	0
SPI	0	I2C	0
I2S	0	CAN	0
Ethernet	0	Watchdog	1
Minimum Operating Supply Voltage (V)	4.5	Typical Operating Supply Voltage (V)	5
Maximum Operating Supply Voltage (V)	5.5	Minimum Operating Temperature (°C)	0
Maximum Operating Temperature (°C)	70	Mounting	Surface Mount
Package Height	3.81	Package Width	16.59
Package Length	16.59	PCB changed	44
Standard Package Name	LCC	Supplier Package	PLCC
Pin Count	44	Lead Shape	J-Lead

Warranty, Returns, and Additional Information

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Parts Quality Guarantee: 365 days

Returns for refund: within 90 days

Returns for Exchange: within 90 days
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