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AT89S8252
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In-System Programmable Microcontroller with 8K bytes Flash & 2K bytes EEPROM. For new designs use AT89S8253.
Flash (Kbytes) 8
ISP SPI
EEPROM (Kbytes) 2
RAM (Bytes) 256
F.max (MHz) 24
Vcc (V) 4.0-6.0
   PDIP 40
 PLCC 44
 TQFP 44
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View Related Documents and Tools
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AT89S/LS8252 and AT89S/LS53 Errata (4 pages, updated 10/99)
AT89S8252 Mature (41 pages, revision G, updated 3/06)
AT89S8252/LS8252 Errata (2 pages, updated 10/00)
 
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AT89S8252 In-System Programming (38 pages, updated 12/97)
This Application Note illustrates the in-system programmability of the Atmel AT89SXXXX (S-series) Microcontrollers. A method is shown by which an AT89S8252 can be programmed remotely over a standard telephone line.
AT89S8252 Primer (13 pages, updated 3/98)
The AT89S8252 is a low-power, high-performance device featuring 8K bytes of Flash memory (CMOS PEROM), 2K bytes of EEPROM, and a Serial Peripheral Interface (SPI).
External Brown-out Protection for C51 Microcontrollers with Active High Reset Input (15 pages, updated 11/02)
This Application Note shows in detail how to prevent system malfunction during periods of insufficient power supply voltage.
In-system Programming with C51 MCU and External Flash (24 pages, updated 01/00)
Programming T89C51xx and AT89C51xx with Device Programmers (13 pages, revision D, updated 06/05)
EMC Improvement Guidelines (17 pages, updated 8/03)
  Other Related Application Notes
  
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Code Examples: C51 SPI Code Examples
C51 Timer0 Code Examples
C51 Timer1 Code Examples
C51 Timer2 Code Examples
C51 UART Code Examples
C51 Watchdog Program Examples
Development Software: AT89ISP
Reference: C51 Architecture Reference Utilities
Hardware Interface Connection Examples for C51 MCU
Software Files: C51 Include Files for IAR, Keil, Raisonance, Tasking & SDCC Compilers
 
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C51 SPI Code Examples
C51 Timer0 Code Examples
See more FAQs
  
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AT89S8252 Reliability Qualification Report (Qualification, 5 pages, updated 10/03)
Device Programmers for 8051 Devices (Other, updated 09/07)
This Excel spreadsheet provide summary information on device programmers supporting Atmel 8051 microcontrollers
Emulators for 80C51 Devices (Other, updated 11/03)
This Excel spreadsheet provide summary information on emulation support for Atmel 80C51 microcontrollers
Package Adapters of 80C51 Devices (Other, updated 10/04)
This Excel spreadsheet list available package adapters for Atmel 80C51 microcontrollers