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Part Number | ST72F321AR9TATR |
OEMstron Part # | ST72F321AR9TATR |
Manufacturer | STMicroelectronics |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 8BIT 60KB FLASH 64LQFP |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | ST72F321AR9TATR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 18 - Mar 23 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
ST72F321AR9TATR Specifications
Part Number | ST72F321AR9TATR | |
Brand | STMicroelectronics | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | STMicroelectronics | |
Series | ST7 | |
Core Processor | ST7 | |
Core Size | 8-Bit | |
Speed | 8MHz | |
Connectivity | I²C, SCI, SPI | |
Peripherals | LVD, POR, PWM, WDT | |
Number of I/O | 48 | |
Program Memory Size | 60KB (60K x 8) | |
Program Memory Type | FLASH | |
EEPROM Size | - | |
RAM Size | 2K x 8 | |
Voltage - Supply (Vcc/Vdd) | 3.8V ~ 5.5V | |
Data Converters | A/D 16x10b | |
Oscillator Type | Internal | |
Operating Temperature | -40°C ~ 85°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 64-LQFP | |
Supplier Device Package | - |
ST72F321AR9TATR Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
ST72F321AR9TATR D# ST72F321AR9TATR STMicroelectronics |
MCU 8-bit ST7 CISC 60KB Flash 5V 64-Pin LQFP T/R (Alt: ST72F321AR9TATR) |
Europe - 0 |
Part Number | Description | Stock |
ST72F321AR9TATR STMicroelectronics |
IC MCU 8BIT 60KB FLASH 64-TQFP |
Contact Us |
Part Number | Description | Stock |
ST72F321AR9TATR D# ST72F321AR9TATR-ND STMicroelectronics |
IC MCU 8BIT 60KB FLASH 64LQFP |
Limited Supply - Call |
Part Number | Description | Stock |
ST72F321AR9TATR D# NS-ST72F321AR9TATR STMicroelectronics |
OEM/CM ONLY |
4698 |
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