8-bit CISC Microcontroller (MCU) featuring 60KB Flash program memory and 2KB RAM. This surface-mount device is housed in a 64-pin LQFP package with a 0.5mm pin pitch, measuring 10x10x1.4mm. It operates at a maximum clock rate of 8 MHz and supports I2C, SCI, and SPI interfaces, with 48 programmable I/Os and 16 ADC channels. Designed for a maximum operating supply voltage of 5.5V, it functions across a temperature range of -40°C to 125°C.
PackageLQFP
MountingSurface Mount
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Technical Specifications
Stmicroelectronics ST72F321AR9T3 technical specifications.
General
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | LQFP |
| Package Description | Low Profile Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 64 |
| PCB | 64 |
| Package Length (mm) | 10 |
| Package Width (mm) | 10 |
| Package Height (mm) | 1.4 |
| Seated Plane Height (mm) | 1.6(Max) |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026BCD |
| Family Name | ST7 |
| Data Bus Width | 8bit |
| Instruction Set Architecture | CISC |
| Maximum Clock Rate | 8MHz |
| Maximum CPU Frequency | 8MHz |
| Program Memory Type | Flash |
| Program Memory Size | 60KB |
| RAM Size | 2KB |
| Number of Programmable I/Os | 48 |
| Programmability | Yes |
| Number of Timers | 2 |
| Interface Type | I2C/SCI/SPI |
| CAN | 0 |
| I2C | 1 |
| SPI | 1 |
| Ethernet | 0 |
| UART | 0 |
| USART | 0 |
| USB | 0 |
| I2S | 0 |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
| ADC Channels | 16 |
| Number of ADCs | Single |
Compliance
| Cage Code | SCR76 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Datasheet
Stmicroelectronics ST72F321AR9T3 Datasheet
Download the complete datasheet for Stmicroelectronics ST72F321AR9T3 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.