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器件3D模型￥ 38.562
STM32L476RET6 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）
分类:
微控制器
封装:
LQFP-64
描述:
STM32L4 系列微控制器，STMicroelectronicsSTM32L476/STM32L486 设备可扩展超低功率产品组合和性能，带 ARM® Cortex®-M4 内核和 DSP，及浮点单元 (FPU)（80MHz 时）。 除了重要的外围设备套件外，此系列还提供 USB OTG 2.0 全速、液晶显示屏 (LCD) 驱动器。 STM32L486 设备提供高级加密标准 (AES) 128-/256 位硬件加密。超低功率，带 FlexPowerControl ARM® 32 位 Cortex®-M4 内核 CPU，带 FPU，自适应实时加速器 (ART Accelerator™) 不同的时钟源带预标度、安全时钟切换和时钟管理功能 实时时钟 (RTC) 带硬件日历、警报和校准功能 LCD 控制器 8´40 或 4´44，带升压转换器 多达 24 个电容性感应通道 16 个计时器 多达 114 个快速输入/输出，大多数 5V 容差 高达 1MB 闪存 四个数字滤波器，用于 Sigma-Delta 调制器 丰富的模拟外设、ADC、DAC、运算放大器、比较器 通信接口、USB OTG 2.0、SAI、I²C、USART、SPI、CAN、SWPMI 14 通道 DMA 控制器 真随机编号发生器 CRC 计算装置，96 位唯一 ID 串行线调试 (SWD)、JTAG、嵌入式追踪 Macrocell™ 开发支持 ### STM32L4 系列 32 位 ARM® Cortex®-M4 微控制器，STMicroelectronics基于其 ARM® Cortex®-M4 内核，带浮点单元 (FPU) 和 80MHz ST ART Accelerator™，STM32L4 系列超低功率微处理器可提供 100DMIPS。 STM32L4 微控制器可提供动态电压扩展，用于平衡功耗与处理要求、停止模式下的低功率外围设备、安全特征。高达 1MB 闪存 LCD 8x40 或 4x44，带升压转换器 USB OTG 2.0 全速展开
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封装尺寸在P239P240P241P242P243P244P245P246P247P248P249P250
型号编码规则在P261P262P263P264
技术参数、封装参数在P57P115
电气规格在P112P113P114P115P116P117P118P119P120P121P122P123
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STM32L476RET6数据手册
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This is information on a product in full production.
May 2018 DS10198 Rev 7 1/270
STM32L476xx
Ultra-low-power Arm
®
Cortex
®
-M4 32-bit MCU+FPU, 100DMIPS,
up to 1MB Flash, 128 KB SRAM, USB OTG FS, LCD, ext. SMPS
Datasheet - production data
Features
• Ultra-low-power with FlexPowerControl
– 1.71 V to 3.6 V power supply
– -40 °C to 85/105/125 °C temperature range
– 300 nA in V
BAT
mode: supply for RTC and
32x32-bit backup registers
– 30 nA Shutdown mode (5 wakeup pins)
– 120 nA Standby mode (5 wakeup pins)
– 420 nA Standby mode with RTC
– 1.1 µA Stop 2 mode, 1.4 µA with RTC
– 100 µA/MHz run mode (LDO Mode)
–39 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
– 294 ULPMark™ CP score
– 106 ULPMark™ PP 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)
– 3 PLLs for system clock, USB, audio, ADC
• Up to 114 fast I/Os, most 5 V-tolerant, up to 14
I/Os with independent supply down to 1.08 V
• RTC with HW calendar, alarms and calibration
• LCD 8× 40 or 4× 44 with step-up converter
• Up to 24 capacitive sensing channels: support
touchkey, linear and rotary touch sensors
• 16x timers: 2x 16-bit advanced motor-control,
2x 32-bit and 5x 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 1 MB Flash, 2 banks read-while-
write, proprietary code readout protection
– Up to 128 KB of SRAM including 32 KB
with hardware parity check
– External memory interface for static
memories supporting SRAM, PSRAM,
NOR and NAND memories
– Quad SPI memory interface
• 4x digital filters for sigma delta modulator
• Rich analog peripherals (independent supply)
– 3x 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
– 2x operational amplifiers with built-in PGA
– 2x ultra-low-power comparators
• 20x communication interfaces
– USB OTG 2.0 full-speed, LPM and BCD
– 2x SAIs (serial audio interface)
–3x I2C FM+(1 Mbit/s), SMBus/PMBus
– 5x USARTs (ISO 7816, LIN, IrDA, modem)
– 1x LPUART (Stop 2 wake-up)
UFBGA144 (10 × 10)
LQFP144 (20 × 20)
LQFP100 (14
×
14)
LQFP64 (10 × 10)
UFBGA132 (7 × 7)
WLCSP72
WLCSP81
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