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W78E516B40DL

Name: W78E516B40DL
Rating: 4.7 (12 reviews)

IC MCU 8BIT 64KB FLASH 40DIP

제조업체
Mfr.부분 #W78E516B40DL
패키지 40-DIP
데이터시트
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사양

Package	Tube
Series	W78
ProductStatus	Obsolete
CoreProcessor	8052
CoreSize	8-Bit
Speed	40MHz
Connectivity	EBI/EMI, UART/USART
Peripherals	POR
NumberofI/O	32
ProgramMemorySize	64KB (64K x 8)
ProgramMemoryType	FLASH
RAMSize	512 x 8
Voltage-Supply(Vcc/Vdd)	4.5V ~ 5.5V
OscillatorType	Internal
OperatingTemperature	0°C ~ 70°C (TA)
MountingType	Through Hole
Package/Case	40-DIP

개요

Description

W78E516B40DL is an 8-bit microcontroller in the 8051-family (W78E516 series). It integrates on-chip program memory and data RAM, plus a set of common embedded peripherals, making it suitable for small to medium embedded control tasks.
Key features (typical):
- 8051-compatible CPU core
- On-chip program (Flash) memory and RAM
- Multiple I/O ports
- Timers/Counters
- Serial interfaces (UARTs)
- PWM outputs and/or ADC (peripheral options vary by package)
- Watchdog timer
- In-system/programming capabilities
- Various package options (suffix DL indicates a specific package)
Typical uses:
- Consumer electronics, appliances, automotive/industrial controllers, sensor interfaces
Note:
Exact memory sizes, peripheral counts, and package details vary by revision. Consult the official datasheet and user guide for precise specifications, pinout, timing, and programming methods.

Features

W78E516B40DL features (typical 8051‑family MCU, exact specs vary by SKU; check datasheet for precise numbers):
- 8-bit 8051-compatible core
- 40-pin package (suffix DL indicates 40-pin)
- On-chip program memory (Flash/ROM) and RAM
- General-purpose I/O ports
- Serial interface: UART
- Timers/Counters and PWM outputs
- Interrupt controller with multiple vectors and priority
- Watchdog timer
- On-chip oscillator with clock options
- Operating voltage range (broad, typically 2.0–5.5 V)
- Low-power sleep/idle modes
- Peripheral options (I2C, SPI, ADC, etc.) vary by specific revision
Note: exact memory sizes, peripheral set, and clock speeds depend on the specific W78E516B40DL variant. Refer to the official datasheet for precise specifications.

Package

40-pin DIP (Plastic DIP) package.

Pinout

- Pin count: 40 pins (40-pin package, e.g., DIP-40 or similar).
- Function: W78E516B40DL is an 8051-compatible 8-bit microcontroller. It provides:
- Four 8-bit I/O ports (P0–P3)
- External memory interface with address/data multiplexing (ALE, PSEN, RD, WR)
- Oscillator pins (XTAL1/XTAL2)
- Power and ground pins (VCC, GND)
- Reset input (RST)
- EA/VPP (external access/programming)
- On-chip serial port and standard timers/interrupts (typical 8051 peripherals)
This describes the pin functions at a high level without listing every pin individually.

Manufacturer

- Manufacturer: Winbond Electronics Corp.
- What kind of company: A Taiwanese semiconductor company specializing in memory ICs (Flash/DRAM) and related integrated circuits; publicly traded on the Taiwan Stock Exchange.

Application

Application areas for W78E516B40DL (8051-based MCU):
- Industrial automation and process control
- Consumer electronics and home appliances (timers, controllers, displays)
- Automotive electronics (instrument clusters, sensors, body control interfaces)
- Power management and metering
- Data acquisition and instrumentation
- Battery-powered/portable devices
- Simple motor control and peripheral interfaces (PWM, UART/I2C/SPI)