产品概述
描述
The access line ultra-low-power STM32L031x4/6 family incorporates the high-performance ARM® Cortex®-M0+ 32-bit RISC core operating at a 32 MHz frequency, high-speed embedded memories (up to 32 Kbytes of Flash program memory, 1 Kbytes of data EEPROM and 8 Kbytes of RAM) plus an extensive range of enhanced I/Os and peripherals.
The STM32L031x4/6 devices provide high power efficiency for a wide range of performance. It is achieved with a large choice of internal and external clock sources, an internal voltage adaptation and several low-power modes.
The STM32L031x4/6 devices offer several analog features, one 12-bit ADC with hardware oversampling, two ultra-low-power comparators, several timers, one low-power timer (LPTIM), three general-purpose 16-bit timers, one RTC and one SysTick which can be used as timebases. They also feature two watchdogs, one watchdog with independent clock and window capability and one window watchdog based on bus clock.
Moreover, the STM32L031x4/6 devices embed standard and advanced communication interfaces: one I2C, one SPI, one USART, and a low-power UART (LPUART).
The STM32L031x4/6 also include a real-time clock and a set of backup registers that remain powered in Standby mode.
The ultra-low-power STM32L031x4/6 devices operate from a 1.8 to 3.6 V power supply (down to 1.65 V at power down) with BOR and from a 1.65 to 3.6 V power supply without BOR option. They are available in the -40 to +125 °C temperature range. A comprehensive set of power-saving modes allows the design of low-power applications.
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所有功能
- Ultra-low-power platform
- 1.65 V to 3.6 V power supply
- -40 to 125 °C temperature range
- 0.25 μA Standby mode (2 wakeup pins)
- 0.38 μA Stop mode (16 wakeup lines)
- 0.68 μA Stop mode + RTC + 8 KB RAM retention
- Down to 76 μA/MHz in Run mode
- 5 μs wakeup time (from Flash memory)
- 41 μA 12-bit ADC conversion (at 10ksps)
- Core: ARM® 32-bit Cortex®-M0+
- From 32 kHz up to 32 MHz max.
- 0.95 DMIPS/MHz
- Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds
- Ultralow power POR/PDR
- Programmable voltage detector (PVD)
- Clock sources
- 1 to 25 MHz crystal oscillator
- 32 kHz oscillator for RTC with calibration
- High speed internal 16 MHz factory-trimmed RC (+/- 1%)
- Internal low-power 37 kHz RC
- Internal multispeed low-power 65 kHz to 4.2 MHz RC
- PLL for CPU clock
- Pre-programmed bootloader
- USART, SPI supported
- Development support
- Serial wire debug supported
- Up to 38 fast I/Os (31 I/Os 5V tolerant)
- 存储器
- Up to 32 KB Flash with ECC
- 8 KB RAM
- 1 KB of data EEPROM with ECC
- 20-byte backup register
- Sector protection against R/W operation
- Rich Analog peripherals
- 12-bit ADC 1.14 Msps up to 10 channels (down to 1.65 V)
- 2x ultra-low-power comparators (window mode and wake up capability, down to 1.8 V)
- 7-channel DMA controller, supporting ADC, SPI, I2C, USART, Timers
- 5x peripherals communication interface
- 1x USART (ISO 7816, IrDA), 1x UART (low power)
- 1x SPI 16 Mbits/s
- 1x I2C (SMBus/PMBus)
- 8x timers: 1x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC and 2x watchdogs (independent/window)
- CRC calculation unit, 96-bit unique ID
- All packages are ECOPACK®2
- Ultra-low-power platform
电路原理图
特别推荐
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符号
封装
3D模型
所有资源
| 资源标题 | 版本 | 更新时间 |
|---|
System View Description (1)
| 资源标题 | 版本 | 更新时间 | ||
|---|---|---|---|---|
| ZIP | 1.4 | 14 Dec 2023 | 14 Dec 2023 |
IBIS models (1)
| 资源标题 | 版本 | 更新时间 | ||
|---|---|---|---|---|
| ZIP | 3.0 | 13 Jan 2016 | 13 Jan 2016 |
质量与可靠性
| 产品型号 | Marketing Status | 包 | SMPS | 等级规格 | 符合RoHS级别 | Longevity Commitment | Longevity Starting Date | 材料声明** |
|---|---|---|---|---|---|---|---|---|
| STM32L031F6P6 | 批量生产 | TSSOP-20 | - | 工业 | Ecopack2 | 10 | 2025-01-01T00:00:00.000+01:00 | |
| STM32L031F6P6TR | 批量生产 | TSSOP-20 | - | 工业 | Ecopack2 | 10 | 2025-01-01T00:00:00.000+01:00 | |
| STM32L031F6P7 | 批量生产 | TSSOP-20 | - | 工业 | Ecopack2 | 10 | 2025-01-01T00:00:00.000+01:00 | |
| STM32L031F6P7TR | 批量生产 | TSSOP-20 | - | 工业 | Ecopack2 | 10 | 2025-01-01T00:00:00.000+01:00 | |
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持。
样片和购买
| 产品型号 | 供货状态 | Budgetary Price (US$)*/Qty | 从ST订购 | Order from distributors | 包 | 包装类型 | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | D/A Converters (typ) (12-bit) | Timers (typ) (16-bit) | Timers (typ) (32-bit) | Number of Channels (typ) | SMPS | Number of Channels (typ) | UART (typ) | I/Os (High Current) | Integrated op-amps | Comparator | SPI (typ) | USART (typ) | Number of Channels (typ) | I2S (typ) | Advanced Motor Control Timers | CAN (2.0) | CAN (FD) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小值 | 最大值 | ||||||||||||||||||||||||||||||
| STM32L031F6P6 | Active | 0.6219 / 10k | 3 distributors | TSSOP-20 | Tube | FRANCE | 3A991.a.2 | NEC | -40 | 85 |
| 3 |
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| 1 | 15 |
| 2 | 1 | 1 | 10 |
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| STM32L031F6P7 | Active | 0.6654 / 10k | 4 distributors | TSSOP-20 | Tube | FRANCE | 3A991.a.2 | NEC | -40 | 105 |
| 3 |
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| 1 | 15 |
| 2 | 1 | 1 | 10 |
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| STM32L031F6P6TR | Active | 0.6219 / 10k | 3 distributors | TSSOP-20 | Tape and Reel | FRANCE | 3A991.a.2 | NEC | -40 | 85 |
| 3 |
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| 15 |
| 2 | 1 | 1 | 10 |
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| STM32L031F6P7TR | Active | 0.6654 / 10k | 2 distributors | TSSOP-20 | Tape and Reel | FRANCE | 3A991.a.2 | NEC | -40 | 105 |
| 3 |
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| 15 |
| 2 | 1 | 1 | 10 |
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STM32L031F6P6 Active
STM32L031F6P7 Active
STM32L031F6P6TR Active
STM32L031F6P7TR Active