# I/Os (Max)	112
ADC Resolution	12
Clock Freq	120(MHz)
Cpu Family	STM32L
DAC Resolution	12/12
Device Core	ARM Cortex M4
Device Core Size	32(b)
Frequency	120(MHz)
Instruction Set Architecture	RISC
Mounting	Surface Mount
Number of Timers - General Purpose	14
On-Chip ADC	16
On-Chip DAC	2/2
Operating Supply Voltage (Max)	3.6(V)
Operating Supply Voltage (Min)	1.71(V)
Operating Supply Voltage (Typ)	3.3(V)
Operating Temp Range	-40C to 85C
Operating Temperature (Max)	85C
Operating Temperature (Min)	-40C
Operating Temperature Classification	Industrial
Package Type	LQFP
Packaging	Tray
Pin Count	144
Program Memory Size	2MB(kB)
Program Memory Type	Flash
Programmable	Yes
Rad Hardened	No
Total Internal Ram Size	768KB(kB)
ADC Channels	16
ADC Resolution (bit)	12
Automotive	No
CAN	1
Core Architecture	ARM
DAC Channels	2/2
DAC Resolution (bit)	12/12
ECCN (US)	3A991a.2.
Ethernet	0
EU RoHS	Compliant
Family Name	STM32L
I2C	4
I2S	0
Interface Type	CAN/I2C/SPI/UART/USART/USB
Lead Shape	Gull-wing
Maximum Clock Rate (MHz)	120
Maximum CPU Frequency (MHz)	120
Maximum Operating Supply Voltage (V)	3.6
Maximum Operating Temperature (°C)	85
Maximum Power Dissipation (mW)	625
Minimum Operating Supply Voltage (V)	1.71
Minimum Operating Temperature (°C)	-40
No. of Timers	14
Number of ADCs	Single
Number of DACs	Dual
Number of I/Os	112
Part Status	Active
PCB changed	144
PPAP	No
Programmability	Yes
RAM Size	640.125KB
SPI	3
Standard Package Name	QFP
Supplier Package	LQFP
Supplier Temperature Grade	Industrial
Typical Operating Supply Voltage (V)	1.8\|2.5\|3.3
UART	3
USART	3
USB	1
ADCs	16x12 bit
Data Bus Width	32bit
Data Rate	54Mbit/s
Maximum Frequency	120MHz
Maximum Number of Ethernet Channels	0
Maximum Operating Temperature	+85 °C
Minimum Operating Temperature	-40 °C
Mounting Type	Surface Mount
Number of ADC Units	16
Number of CAN Channels	1
Number of Ethernet Channels	0
Number of I2C Channels	4
Number of LIN Channels	0
Number of PCI Channels	0
Number of PWM Units	2x16 bit
Number of SPI Channels	3
Number of UART Channels	6
Number of USART Channels	3
Pulse Width Modulation	2x16 bit
Typical Operating Supply Voltage	1.71 → 3.6 V
USB Channels	1
Width	20.2mm
Вес, г	1.315

STM32L4R9ZIT6, ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 2048 kbytes of Flash USB OTG, DFSD

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