产品概述
描述
The ultra-low-power STM32L073xx microcontrollers incorporate the connectivity power of the universal serial bus (USB 2.0 crystal-less) with the high-performance Arm Cortex-M0+ 32-bit RISC core operating at a 32 MHz frequency, a memory protection unit (MPU), high-speed embedded memories (up to 192 Kbytes of Flash program memory, 6 Kbytes of data EEPROM and 20 Kbytes of RAM) plus an extensive range of enhanced I/Os and peripherals.
The STM32L073xx 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 STM32L073xx devices offer several analog features, one 12-bit ADC with hardware oversampling, two DACs, two ultra-low-power comparators, several timers, one low-power timer (LPTIM), four general-purpose 16-bit timers and two basic timer, 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 STM32L073xx devices embed standard and advanced communication interfaces: up to three I2Cs, two SPIs, one I2S, four USARTs, a low-power UART (LPUART), and a crystal-less USB. The devices offer up to 24 capacitive sensing channels to simply add touch sensing functionality to any application.
The STM32L073xx also include a real-time clock and a set of backup registers that remain powered in Standby mode.
Finally, their integrated LCD controller has a built-in LCD voltage generator that allows to drive up to 8 multiplexed LCDs with contrast independent of the supply voltage.
The ultra-low-power STM32L073xx 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
- Includes ST state-of-the-art patented technology
- Ultra-low-power platform
- 1.65 V to 3.6 V power supply
- -40 to 125 °C temperature range
- 0.29 µA Standby mode (3 wakeup pins)
- 0.43 µA Stop mode (16 wakeup lines)
- 0.86 µA Stop mode + RTC + 20-Kbyte RAM retention
- Down to 93 µA/MHz in Run mode
- 5 µs wakeup time (from Flash memory)
- 41 µA 12-bit ADC conversion at 10 ksps
- Core: Arm® 32-bit Cortex®-M0+ with MPU
- From 32 kHz up to 32 MHz max.
- 0.95 DMIPS/MHz
- Memories
- Up to 192-Kbyte Flash memory with ECC (2 banks with read-while-write capability)
- 20-Kbyte RAM
- 6 Kbytes of data EEPROM with ECC
- 20-byte backup register
- Sector protection against R/W operation
- Up to 84 fast I/Os (78 I/Os 5V tolerant)
- Reset and supply management
- Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds
- Ultra-low-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
- Internal self calibration of 48 MHz RC for USB
- PLL for CPU clock
- Pre-programmed bootloader
- USB, USART supported
- Development support
- Serial wire debug supported
- LCD driver for up to 4x52 or 8x48 segments
- Support contrast adjustment
- Support blinking mode
- Step-up converted on board
- Rich Analog peripherals
- 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)
- 2 x 12-bit channel DACs with output buffers (down to 1.8 V)
- 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V)
- Up to 24 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
- 7-channel DMA controller, supporting ADC, SPI, I2C, USART, DAC, Timers
- 11x peripheral communication interfaces
- 1x USB 2.0 crystal-less, battery charging detection and LPM
- 4x USART (2 with ISO 7816, IrDA), 1x UART (low power)
- Up to 6x SPI 16 Mbits/s
- 3x I2C (2 with SMBus/PMBus)
- 11x timers: 2x 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, 2x 16-bit basic for DAC, and 2x watchdogs (independent/window)
- CRC calculation unit, 96-bit unique ID
- True RNG and firewall protection
- All packages are ECOPACK2
- Ultra-low-power platform
- Includes ST state-of-the-art patented technology
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所有资源
资源标题 | 版本 | 更新时间 |
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System View Description (1)
资源标题 | 版本 | 更新时间 | ||
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ZIP | 1.4 | 14 Dec 2023 | 14 Dec 2023 |
IBIS models (1)
资源标题 | 版本 | 更新时间 | ||
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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 | 材料声明** |
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STM32L073RZH6 | 批量生产 | TFBGA 64 5x5x1.2 P 0.5 mm | - | 工业 | Ecopack2 | |
STM32L073RZI6 | 批量生产 | UFBGA 64 5x5x0.6 P 0.5 mm | - | 工业 | Ecopack2 | |
STM32L073RZI6TR | 批量生产 | UFBGA 64 5x5x0.6 P 0.5 mm | - | 工业 | Ecopack2 | |
STM32L073RZT3 | 批量生产 | LQFP 64 10x10x1.4 mm | - | 工业 | Ecopack2 | |
STM32L073RZT6 | 批量生产 | LQFP 64 10x10x1.4 mm | - | 工业 | Ecopack2 | |
STM32L073RZT6TR | 批量生产 | LQFP 64 10x10x1.4 mm | - | 工业 | Ecopack2 |
(**) 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) | ||
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STM32L073RZT6TR | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZH6 | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZT6 | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZI6 | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZT3 | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZI6TR | | | distributors 无法联系到经销商,请联系我们的销售办事处 |
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STM32L073RZT6TR 批量生产
STM32L073RZH6 批量生产
STM32L073RZT6 批量生产
STM32L073RZI6 批量生产
STM32L073RZT3 批量生产
STM32L073RZI6TR 批量生产