AT89S52-24PU 8 bit flash MCU
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The AT89S52-24PU is an 8-bit microcontroller unit (MCU) from Atmel (now Microchip). It is part of the 8051 family of microcontrollers and features 8K bytes of Flash programmable and erasable read-only memory (PEROM). This MCU is popular for its versatility and ease of use in various embedded system applications.
Key Features:
- 8K Bytes of Flash Memory
- 256 Bytes of RAM
- 32 I/O Lines
- Watchdog Timer
- Two 16-bit Timer/Counters
- Six Interrupt Sources
- Full Duplex UART Serial Channel
- Programmable Serial UART Channel
- On-chip Analog Comparator
- Low-power Idle and Power-down Modes
- Architecture: 8-bit
- Flash Memory: 8K Bytes
- RAM: 256 Bytes
- I/O Lines: 32
- Timers/Counters: Two 16-bit
- Serial Communication: UART
- Operating Voltage: 4.0V to 5.5V
- Clock Speed: Up to 24 MHz
- Package Type: 40-pin PDIP
- Industrial Control Systems
- Home Automation
- Sensor Systems
- Automotive Applications
- Consumer Electronics
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