8-BIT MCU WITH NESTED INTERRUPTS, FLASH,10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE Product overview: ST72F321J9T3 from STMicroelectronics is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ST72F321J9T3 can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Storage Condition: Dry storage cabinet & Humidity protection package
Win Source Part Number: 1024989-ST72F321J9T3
Mounting: SMD (SMT)
Memory Type: FLASH
Memory Size: 60 kB
Interface: I2C, SCI, SPI
RAM Size: 2 kB
Number of Pins: 44
Watchdog Timer: Yes
Categories: Embedded - Microcontrollers
Case / Package: TQFP
Max Frequency: 8 MHz
Popularity: Low
Fake Threat In the Open Market: 40 pct.
Supply and Demand Status: Shortage
Maximum Operating Temperature: 125 °C
Data Bus Width: 8 b
RoHS: Compliant
Radiation Hardening: No
Min Operating Temperature: -40 °C
Max Power Dissipation: 500 mW
Max Supply Voltage: 5.5 V
Min Supply Voltage: 3.85 V
Number of I/Os: 48
Number of Programmable I/O: 48
Number of Timers/Counters: 5
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | |
|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ST72F321J9T3 | 1024989-ST72F321J9T3 |
| Product Name | 8-bit Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - ST72F321J9T3 |
| Data Bus | 8 Bit | 8 Bit |
| RAM | 2.05 KB | 0.0020 KB |
| Supply Voltage | 3.85 to 5.5 volts | |
| Serial Interface | I2C, SPI, SCI | I²C; SPI; SCI; I2C, SCI, SPI |
| Package Type | Other; TQFP | QFP; TQFP; Other; TQFP |