STM32L432KCU6 STMicroelectronics IC MCU 32BIT 256KB FLASH 32QFN

label:

2023/12/6 184

• Ultra-low-power with FlexPowerControl
– 1.71 V to 3.6 V power supply
– -40 °C to 85/105/125 °C temperature range
– 8 nA Shutdown mode (2 wakeup pins)
– 28 nA Standby mode (2 wakeup pins)
– 280 nA Standby mode with RTC
– 1.0 µA Stop 2 mode, 1.28 µA with RTC
– 84 µA/MHz run mode
– Batch acquisition mode (BAM)
– 4 µs wakeup from Stop mode
– Brown out reset (BOR)
– Interconnect matrix

• Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait-state execution from Flash memory, frequency up to 80 MHz, MPU, 100DMIPS and DSP instructions

• Performance benchmark
– 1.25 DMIPS/MHz (Drystone 2.1)
– 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)

• Energy benchmark
– 176.7 ULPBench® score

• Clock Sources
– 32 kHz crystal oscillator for RTC (LSE)
– Internal 16 MHz factory-trimmed RC (±1%)
– Internal low-power 32 kHz RC (±5%)
– Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25 % accuracy)
– Internal 48 MHz with clock recovery
– 2 PLLs for system clock, USB, audio, ADC

• Up to 26 fast I/Os, most 5 V-tolerant

• RTC with HW calendar, alarms and calibration

• Up to 3 capacitive sensing channels

• 11x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 16-bit general purpose, 2x 16- bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer

• Memories
– Up to 256 KB single bank Flash, proprietary code readout protection
– 64 KB of SRAM including 16 KB with hardware parity check
– Quad SPI memory interface

• Rich analog peripherals (independent supply)
– 1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps
– 2x 12-bit DAC output channels, low-power sample and hold
– 1x operational amplifier with built-in PGA
– 2x ultra-low-power comparators

• 14x communication interfaces
– USB 2.0 full-speed crystal less solution with LPM and BCD
– 1x SAI (serial audio interface)
– 2x I2C FM+(1 Mbit/s), SMBus/PMBus
– 3x USARTs (ISO 7816, LIN, IrDA, modem)
– 1x LPUART (Stop 2 wake-up)
– 2x SPIs (and 1x Quad SPI)
– CAN (2.0B Active)
– SWPMI single wire protocol master I/F
– IRTIM (Infrared interface)

• 14-channel DMA controller

• True random number generator

• CRC calculation unit, 96-bit unique ID

• Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™

• All packages are ECOPACK2® compliant

CATALOG

STM32L432KCU6 COUNTRY OF ORIGIN

STM32L432KCU6 PARAMETRIC INFO

STM32L432KCU6 PACKAGE INFO

STM32L432KCU6 MANUFACTURING INFO

STM32L432KCU6 PACKAGING INFO

STM32L432KCU6 ECAD MODELS

COUNTRY OF ORIGIN

China

Philippines

Taiwan (Province of China)

PARAMETRIC INFO

Tradename	STM32
Family Name	STM32L
Data Bus Width (bit)	32
Device Core	ARM Cortex M4
Instruction Set Architecture	RISC
Maximum Clock Rate (MHz)	80
Program Memory Type	Flash
Program Memory Size	256KB
RAM Size	64KB
Temperature Sensor	Yes
DDR	No
Memory Management Unit	No
Integrated Development Environment	No
Super Scalar	No
External Bus Interface	No
Hardware Acceleration	FPU
Trace Hardware	ETM/JTAG
DMA Channels	14
CAN Type	2.0B
Direct Memory Access	Yes
Floating Point Unit	Yes
Bluetooth	No
Wi-Fi	No
Multiply Accumulate	No
Input Capture Channels	4
Output Compare Channels	4
Internal/External Clock Type	External
Touch Sensing Interface	No
Power On Reset	No
Memory Protection Unit	Yes
Maximum CPU Frequency (MHz)	80
Number of Programmable I/Os	26
Number of Timers	9
ADC Channels	10
ADC Resolution (bit)	12
DAC Channels	2
Core Architecture	ARM
Number of ADCs	Single
DAC Resolution (bit)	12
Number of DACs	Single
PWM	1
Watchdog	2
Analog Comparators	2
Parallel Master Port	No
Real Time Clock	Yes
Special Features	CAN Controller
Interface Type	CAN/I2C/SPI/UART/USART/USB
Programmability	Yes
SPI	2
I2C	2
Process Technology	CMOS
I2S	0
UART	1
USART	2
CAN	1
USB	1
Ethernet	0
Maximum Power Dissipation (mW)	523
Minimum Operating Supply Voltage (V)	1.71
Typical Operating Supply Voltage (V)	2.5\|3.3
Maximum Operating Supply Voltage (V)	3.6
Minimum Operating Temperature (°C)	-40
Maximum Operating Temperature (°C)	85
Temperature Flag	Opr
Supplier Temperature Grade	Industrial
Operating Supply Voltage (V)	2.5\|3.3
Maximum Storage Temperature (°C)	150
Minimum Storage Temperature (°C)	-65

PACKAGE INFO

Supplier Package	UFQFPN EP
Basic Package Type	Non-Lead-Frame SMT
Pin Count	32
Lead Shape	No Lead
PCB	32
Tab	N/R
Package Length (mm)	5
Package Width (mm)	5
Package Height (mm)	0.55(Max)
Package Diameter (mm)	N/R
Mounting	Surface Mount
Package Material	Plastic
Package Family Name	QFP
Package Outline	Link to Datasheet

MANUFACTURING INFO

MSL	3
Maximum Reflow Temperature (°C)	260
Reflow Solder Time (Sec)	30
Number of Reflow Cycle	3
Standard	J-STD-020D
Reflow Temp. Source	Link to Datasheet
Maximum Wave Temperature (°C)	N/R
Wave Solder Time (Sec)	N/R
Lead Finish(Plating)	Matte Sn
Under Plating Material	N/A
Terminal Base Material	Cu Alloy
Shelf Life Period	2 Years

PACKAGING INFO

Packaging	Tray
Quantity Of Packaging	10000

ECAD MODELS