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ST72F321BR9TAE

ST72F321BR9TAE

ST72F321BR9TAE

STMicroelectronics

Microcontroller 64 Pin 5V LQFP

SOT-23

ST72F321BR9TAE Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Package / Case LQFP
Surface MountYES
Number of Pins 64
JESD-609 Code e3
Number of Terminations 64
Terminal Finish TIN
Max Operating Temperature85°C
Min Operating Temperature -40°C
Technology CMOS
Terminal Position QUAD
Terminal FormGULL WING
Supply Voltage 5V
Terminal Pitch0.8mm
Pin Count64
Operating Supply Voltage5V
Temperature GradeINDUSTRIAL
Interface I2C, SCI, SPI
Memory Size60kB
Power Dissipation-Max 500mW
Number of I/O 48
RAM Size 2kB
Memory TypeFLASH
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Bit Size 8
Frequency (Max) 8MHz
Watchdog TimerYes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels YES
Number of Timers/Counters 2
Number of Programmable I/O 48
Length 14mm
Height Seated (Max) 1.6mm
Radiation HardeningNo
RoHS StatusRoHS Compliant
In-Stock:4571 items

ST72F321BR9TAE Product Details

ST72F321BR9TAE Overview


The package has a LQFP shape. With 48 I/Os, it's pretty good. The IC chip fits into the MICROCONTROLLER uPs/uCs/Peripheral ICs category. There are 64 terminations on the IC chip. 8-bits are the size of the data that comes with MCU. A 5V volt supply is provided by the Microcontroller chip. In addition to that, MCU chip has NO DMA channels. Its memory size is 60kB. There are a total of YES channels in the device. It is possible to access the 64 pins on the chip. In total, it has 2 timers and counters in it. A total of 64 pins are included in the package. The equipment on this page features FLASH memory technology. As far as the programmability is concerned, it has 48 Programmable I/Os.

ST72F321BR9TAE Features


LQFP package
Minimum temperature of -40°C


ST72F321BR9TAE Applications


There are a lot of STMicroelectronics
ST72F321BR9TAE Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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