Theultra-low-power ATSAML21 based Flash microcontroller (MCU) featuresophisticated power management technologies and consumesunder 35 µA/MHz in active mode and 200nA in Sleep mode. In addition toultra-low-power performance, these devices feature Full Speed USB host anddevice, Event System and Sleepwalking, 12-bit analog, AES, capacitive touch sensing,built in opAmps and much more.
Key Features:
ARM Cortex-M0+ CPU running at up to 48MHz
256KB in-system self-programmable Flash
8KB Flash Read-While-Write section
32KB SRAM Main Memory
8KB SRAM Low power Memory
Operating voltage: 1.62V – 3.63V
Ultra Low Power Architecture consuming under 35uA/MHz in Active mode
Idle, Standby, Backup, and Off sleep modes
Battery backup support
Two Performance Levels
Embedded Buck/LDO regulator supporting on-the-fly selection
Peripheral Touch Controller (PTC)
Wake-up on touch in standby mode
Two-pin Serial Wire Debug (SWD) programming, test and debugging interface
Temperature Range - 40°C to 85°C, - 40°C to 105°C
Peripheral Features:
16-channel Direct Memory Access Controller (DMAC)
12-channel Event System
16-bit Timer/Counters (TC) including one low-power TC
Two 24-bit and one 16-bit Timer/Counters for Control (TCC)
32-bit Real Time Counter (RTC) with clock/calendar function
Watchdog Timer (WDT)
CRC-32 generator
One full-speed (12Mbps) Universal Serial Bus (USB) 2.0 interface
Up to six Serial Communication Interfaces (SERCOM) including one low-power SERCOM
USART, I2C, SPI, LIN slave
One AES Encryption Engine & TRNG
One Configurable Custom Logic (CCL)
Advanced Analog :
One 12-bit, 1MSPS Analog-to-Digital Converter (ADC)
Two channel, 12-bit, 1MSPS Dual Output Digital-to-Analog Converter (DAC)
Two Analog Comparators (AC) with window compare function
Three Operational Amplifiers (OPAMP)
ATSAML21J18B 封装图
ATSAML21J18B 封装图
ATSAML21J18B 封装图
型号 | 制造商 | 描述 | 购买 |
---|---|---|---|
ATSAML21J18B-MUT | UCC | 100000 µF 25 V 铝电解电容器 径向,Can - 螺丝端子 9.2 毫欧 @ 120Hz 85°C 时为 2000 小时 | 立即购买 |
ATSAML21J18B-UUT | UCC | 220 µF 100 V 铝电解电容器 径向,Can 105°C 时为 2000 小时 | 立即购买 |
ATSAML21J18B-AUT | HoneywellMicroelectronics&PrecisionSensors | 立即购买 |
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
1、DS18B20的性能特点 DS18B20
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
多路DS18B20温度传感器的读取原理如下:1.初始化:首先需要初始化GPIO引脚的配置,将其设置为推挽输出模式。这个引脚将用于与DS18B20传感器进行通信。2.启动温度转换:在读取温度之前,需要
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
敏源传感数字温度芯片MY18B20Z可Pin to Pin替代MAXIM DS18B20,具功能差异化优势,支持行业应用的定制化需求。
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