W78E052DDG equivalent to W78E52B-40
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Description:
The W78E052DDG is an enhanced 8-bit microcontroller with a rich instruction set, featuring a 12-clock architecture. This microcontroller is designed for high-performance applications, offering increased processing speed and improved peripheral capabilities compared to standard 8051 devices. It is widely used in industrial control, consumer electronics, and embedded system applications.
Key Features:
- Fully compatible with the standard 8052 microcontroller
- 8-bit CPU optimized for performance
- 64KB Flash EPROM for program storage
- 256 bytes of on-chip RAM
- 4KB of auxiliary RAM
- Supports up to 32 general-purpose I/O pins
- Two 16-bit timers/counters
- One watchdog timer
- On-chip oscillator and clock circuitry
- Enhanced UART for serial communication
- Interrupt capability with 6 interrupt sources and 2 levels of priority
- Dual DPTR for data transfer
- Package Type: PLCC-44, PQFP-44
- Supply Voltage: 4.5V to 5.5V
- Operating Frequency: Up to 40MHz
- Operating Temperature Range: -40°C to +85°C
- Power Consumption: Low power modes for energy efficiency
- Programming: Supports In-System Programming (ISP)
- Industrial Automation
- Consumer Electronics
- Embedded Control Systems
- Automotive Electronics
- Communication Devices
- Home Appliances
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment