ST72321J9 - 64/44-pin 8-bit MCU

STMicroelectronics

Download the ST72321J9 datasheet PDF. This datasheet also covers the ST72321Rx variant, as both devices belong to the same 64/44-pin 8-bit mcu family and are provided as variant models within a single manufacturer datasheet.

General Description

8 3 REGISTER & MEMORY MAP

Key Features

Memories.
32K to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-.

📥 Download Datasheet

ST72321J9 64/44-pin 8-bit mcu by STMicroelectronics - Datasheet Preview — Note: The manufacturer provides a single datasheet file (ST72321Rx-STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	ST72321J9
Manufacturer	STMicroelectronics
File Size	2.97 MB
Description	64/44-pin 8-bit MCU
Datasheet	ST72321J9 Datasheet

📁 Similar Datasheet

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ST72321	8-BIT MCU	ST Microelectronics
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ST72324B	5V RANGE 8-BIT MCU	ST Microelectronics
ST72324J	8-BIT MCU	ST Microelectronics
ST72324J2	5V RANGE 8-BIT MCU	ST Microelectronics

Other Datasheets by STMicroelectronics

Part Number	Description
ST72321J7	64/44-pin 8-bit MCU
ST72321Jx	64/44-pin 8-bit MCU
ST72321AR6	64/44-pin 8-bit MCU
ST72321AR7	64/44-pin 8-bit MCU
ST72321AR9	64/44-pin 8-bit MCU

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text

ST72321Rx ST72321ARx ST72321Jx 64/44-pin 8-bit MCU with 32 to 60K Flash/ROM, ADC, five timers, SPI, SCI, I2C interface Features ■ ■ ■ ■ ■ Memories – 32K to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability.