ST72F521AR9TC vs ST72F521R9TC

Product Attributes

Part Number ST72F521AR9TC ST72F521R9TC
Manufacturer STMicroelectronics STMicroelectronics
Category Embedded - Microcontrollers Embedded - Microcontrollers
ST72F521AR9TC ST72F521R9TC
Product Status Obsolete Obsolete
Core Processor ST7 ST7
Core Size 8-Bit 8-Bit
Speed 8MHz 8MHz
Connectivity CANbus, I²C, SCI, SPI CANbus, I²C, SCI, SPI
Peripherals LVD, POR, PWM, WDT LVD, POR, PWM, WDT
Number of I/O 48 48
Program Memory Size 60KB (60K x 8) 60KB (60K x 8)
Program Memory Type Flash Flash
EEPROM Size - -
RAM Size 2K x 8 2K x 8
Voltage - Supply (Vcc/Vdd) 3.8V ~ 5.5V 3.8V ~ 5.5V
Data Converters A/D 16x10b A/D 16x10b
Oscillator Type Internal Internal
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 64-LQFP 64-LQFP
Supplier Device Package - -