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Datasheet AT89LP52-20PU - Atmel 8- bit Microcontrollers (MCU) Single-Cycle 8051 8K ISP Flash MCU

Atmel AT89LP52-20PU

Part Number: AT89LP52-20PU

Manufacturer: Atmel

Description: 8- bit Microcontrollers (MCU) Single-Cycle 8051 8K ISP Flash MCU

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8-bit Microcontroller Compatible with 8051 Products Enhanced 8051 Architecture
Single Clock Cycle per Byte Fetch 12 Clock per Machine Cycle Compatibility Mode Up to 20 MIPS Throughput at 20 MHz Clock Frequency Fully Static Operation: 0 Hz to 20 MHz On-chip 2-cycle Hardware Multiplier 256 x 8 Internal RAM External Data/Program Memory Interface Dual Data Pointers 4-level Interrupt Priority Nonvolatile Program and Data Memory 4K/8K Bytes of In-System Programmable (ISP) Flash Program Memory 256 Bytes of Flash Data Memory 256-byte User Signature Array Endurance: 10,000 Write/Erase Cycles Serial Interface for Program Downloading 64-byte Fast Page Programming Mode 3-level Program Memory Lock for Software Security In-Application Programming of Program Memory Peripheral Features Three 16-bit Timer/Counters with Clock Out Modes Enhanced UART Automatic Address Recognition Framing Error Detection SPI and TWI Emulation Modes Programmable Wa


  • Clock Frequency Max: 20 MHz
  • Core: 8051
  • Data Bus Width: 8 bit
  • Interface: Serial
  • Mounting Style: Through Hole
  • Number of I/O Lines: 36
  • Number of Timers: 3
  • Operating Supply Voltage: 2.7 V to 5.5 V
  • Operating Temperature Max: + 85 C
  • Package / Case: PDIP-40
  • Packaging Type: Bulk
  • Processor Series: AT89x
  • Program Memory Size: 8 Kb
  • Program Memory Type: Flash
  • RAM Size: 256 B
  • RoHS: Yes

Other Names:

AT89LP5220PU, AT89LP52 20PU

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