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AT89S64 Datasheet 8-bit Flash Microcontroller

Manufacturer: Atmel (now Microchip Technology)

This datasheet includes multiple variants, all published together in a single manufacturer document.

AT89S64 datasheet preview

Datasheet Details

Part number	AT89S64
Manufacturer	Atmel (now Microchip Technology)
File Size	879.36 KB
Description	8-bit Flash Microcontroller
Datasheet	AT89S64 AT89S54 Datasheet (PDF)

Key Features

80C52 Compatible.
8051 Instruction Compatible.
Six 8-bit I/O Ports (64 Pins or 68 Pins Versions).
Four 8-bit I/O Ports (44 Pins Version).
Three 16-bit Timer/Counters.
256 Bytes Scratch Pad RAM.
9 Interrupt Sources with 4 Priority Levels.
Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply (AT89S64 Only).
ISP (In-System Programming) Using Standard VCC Power Supply.
2048 Bytes Boot ROM Cont.

More Datasheets from Atmel (now Microchip Technology)

Part Number	Description
AT89S52	8-bit Microcontroller
AT89S53	8-bit Microcontroller
AT89S54	8-bit Flash Microcontroller
AT89S58	8-bit Flash Microcontroller
AT89S8252	8-bit Microcontroller
AT89S8253	8-Bit Microcontroller
AT8958252	8-bit Microcontroller
AT89C51	8-Bit Microcontroller
AT89C5131A-L	8-bit Flash Microcontroller
AT89C51SND1	USB Microcontrollers

AT89S64 Distributor