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STM32L452RET6P 其他数据使用手册 - ST Microelectronics（意法半导体）
制造商:
ST Microelectronics（意法半导体）
封装:
LQFP
描述:
ARM MCU微控制单元, ARM Cortex-M4 Microcontrollers, ARM 皮质-M4, 32位, 80 MHz, 512 KB, 160 KB
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P56P57P58P59P60P61P62P63P64P65P66P67Hot
典型应用电路图在P127P128P160
封装尺寸在P187P188P189P190P191P192P193P194P195P196P197P198
型号编码规则在P205P206P207P208
技术参数、封装参数在P53P88
电气规格在P86P87P88P89P90P91P92P93P94P95P96P97
型号编号列表在P2
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STM32L452RET6P数据手册
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This is information on a product in full production.
May 2017 DocID029968 Rev 3 1/210
STM32L452xx
Ultra-low-power ARM
®
Cortex
®
-M4 32-bit MCU+FPU, 100DMIPS,
up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS
Datasheet - production data
Features
• Ultra-low-power with FlexPowerControl
– 1.71 V to 3.6 V power supply
– -40 °C to 85/125 °C temperature range
– 145 nA in V
BAT
mode: supply for RTC and
32x32-bit backup registers
– 22 nA Shutdown mode (5 wakeup pins)
– 106 nA Standby mode (5 wakeup pins)
– 375 nA Standby mode with RTC
– 2.05 µA Stop 2 mode, 2.40 µA with RTC
– 84 µA/MHz run mode (LDO Mode)
–36 A/MHz run mode (@3.3 V SMPS
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
– 245 ULPBench
®
score
• Clock Sources
– 4 to 48 MHz crystal oscillator
– 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, audio, ADC
• Up to 83 fast I/Os, most 5 V-tolerant
• RTC with HW calendar, alarms and calibration
• Up to 21 capacitive sensing channels: support
touchkey, linear and rotary touch sensors
• 12x timers: 1x 16-bit advanced motor-control,
1x 32-bit and 3x 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 512 KB single bank Flash,
proprietary code readout protection
– 160 KB of SRAM including 32 KB with
hardware parity check
– Quad SPI memory interface
• Rich analog peripherals (independent supply)
– 1× 12-bit ADC 5 Msps, up to 16-bit with
hardware oversampling, 200 µA/Msps
– 1x 12-bit DAC, low-power sample and hold
– 1x operational amplifier with built-in PGA
– 2x ultra-low-power comparators
– Accurate 2.5 V or 2.048 V reference
voltage buffered output
• 17x communication interfaces
– USB 2.0 full-speed crystal less solution
with LPM and BCD
– 1x SAI (serial audio interface)
–4x I2C FM+(1 Mbit/s), SMBus/PMBus
– 3x USARTs (ISO 7816, LIN, IrDA, modem)
– 1x UART (LIN, IrDA, modem)
–1x LPUART
– 3x SPIs (4x SPIs with the Quad SPI)
– CAN (2.0B Active) and SDMMC interface
– IRTIM (Infrared interface)
UFBGA100 (7×7)
LQFP64 (10x10)
UFBGA64 (5x5)
LQFP100 (14x14)
WLCSP64
UFQFPN48 (7x7)
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