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PDF STM32L476VG Data sheet ( Hoja de datos )
| Número de pieza | STM32L476VG | |
| Descripción | 32-bit MCU + FPU | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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STM32L476xx
Ultra-low-power ARM® Cortex®-M4 32-bit MCU+FPU, 100DMIPS,
up to 1MB Flash, 128 KB SRAM, USB OTG FS, LCD, analog, audio
Data brief
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
32x32-bit
bVaBcAkTump oredgei:ssteurpsply
for
RTC
and
– 30 nA Shutdown mode (5 wakeup pins)
– 130 nA Standby mode (5 wakeup pins)
– 430 nA Standby mode with RTC
– 1.1 µA Stop 2 mode, 1.4 µA Stop 2 with
RTC
– 100 µA/MHz run mode
– Batch acquisition mode (BAM)
– 4 µs wakeup from Stop mode
– Brown out reset (BOR) in all modes except
shutdown
– Interconnect matrix
• Core: ARM® 32-bit Cortex®-M4 CPU with FPU,
Adaptive real-time accelerator (Chrom-ART
Accelerator™) allowing 0-wait-state execution
from Flash memory, frequency up to 80 MHz,
MPU, 100DMIPS/1.25DMIPS/MHz (Dhrystone
2.1), and DSP instructions
• 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
• 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
• Up to 114 fast I/Os, most 5 V-tolerant, up to 14
I/Os with independent supply down to 1.08 V
LQFP144(20 × 20)
LQFP100(14 x 14)
LQFP64(10 x 10)
UFBGA132
(7 × 7)
WLCSP72
• 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)
– 3× 12-bit ADC 5 MSPS, up to 16-bit with
hardware oversampling, 200 µA/MSPS
– 2x 12-bit DAC, low-power sample and hold
– 2x operational amplifiers with built-in PGA
– 2x ultra-low-power comparators
• 18x communication interfaces
– USB OTG 2.0 full-speed, LPM and BCD
– 2x SAIs (serial audio interface)
– 3x I2C FM+(1 Mbit/s), SMBus/PMBus
– 6x USARTs (ISO 7816, LIN, IrDA, modem)
– 3x SPIs (4x SPIs with the Quad SPI)
– CAN (2.0B Active) and SDMMC interface
– SWPMI single wire protocol master I/F
• 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™
Table 1. Device summary
Reference
Part number
STM32L476xx
STM32L476RG, STM32L476JG, STM32L476VG,
STM32L476QG, STM32L476ZG, STM32L476RE,
STM32L476JE, STM32L476VE, STM32L476QE,
STM32L476ZE, STM32L476RC, STM32L476VC
February 2015
DocID027459 Rev 2
For further information contact your local STMicroelectronics sales office.
1/103
www.st.com
1 page  
STM32L476xx
List of tables
List of tables
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Table 17.
Table 18.
Table 19.
Table 20.
Table 21.
Table 22.
Table 23.
Table 24.
Table 25.
Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
STM32L476xx family device features and peripheral counts . . . . . . . . . . . . . . . . . . . . . . . . 9
Access status versus readout protection level and execution modes. . . . . . . . . . . . . . . . . 14
STM32L476 modes overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Functionalities depending on the working mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
STM32L476xx peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
DMA implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Internal voltage reference calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
I2C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
SAI implementation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
STM32L476xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Alternate function AF0 to AF7 (for AF8 to AF15 see Table 16) . . . . . . . . . . . . . . . . . . . . . 67
Alternate function AF8 to AF15 (for AF0 to AF7 see Table 15) . . . . . . . . . . . . . . . . . . . . . 74
STM32L476xx memory map and peripheral register boundary
addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
LQFP144 - 144-pin, 20 x 20 mm low-profile quad flat package
mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
UFBGA132 - 132-pin, 7x7 mm ultra thin fine pitch ball grid array
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
LQPF100 - 100-pin, 14 x 14 mm low-profile quad flat package
mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
WLCSP72 - 72-pin, 4.4084 x 3.7594 mm, 0.4 mm pitch wafer level chip scale
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
LQFP64 - 64-pin, 10 x 10 mm low-profile quad flat
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Package thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
STM32L476xx ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
DocID027459 Rev 2
5/103
5
5 Page 
STM32L476xx
Description
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DocID027459 Rev 2
11/103
50
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet STM32L476VG.PDF ] | |
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