STM32低功耗性能汇总

Tension · 2015-06-23T03:51:49+00:00

STM32全系列功耗比较考量项L051x(Access line)F051x(Access line)L15xVCF103xCL476xx待机(μA)0.270.2930nA停止(μA)0.40.441.1唤醒(μs)(RAM/FLASH)3.5/550.968504CPU(μA/MHz)139185100全速功耗(mA)(FLASH)6.55(32MHz)12.7(48MHz)8.25(32MHz)37(72MHz)10.2(80MHz)LPTIM1(μA/MHz)8-101.01mA1.8mA0.8-1.0SPI1(μA/MHz)2.5-40.63mA3.4-4.30.4mA1.0-1.1DMA1(μA/MHz)6.5-100.35mA10-15.61.3-1.4GPIOA(μA/MHz)2.5-3.50.48mA2.6-4.30.55mA3.8-4.8I2C1(μA/MHz)7.5-110.43mA4.6-7.30.4mA1.1-1.5USART1(μA/MHz)9.5-14.51.07mA5.6-8.80.9mA0.6ADC(μA/MHz)0.53mA+0.964mA1.45mA/6.6-10.51.9mA4.7-5.5' O: j/ z; A2 r* Q& h; E. ]

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Tension 发布时间：2015-6-23 11:51

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STM32全系列功耗比较
考量项	L051x(Access line)	F051x(Access line)	L15xVC	F103xC	L476xx
待机(μA)	0.27		0.29		30nA
停止(μA)	0.4		0.44		1.1
唤醒(μs)(RAM/FLASH)	3.5/5	50.96	8	50	4
CPU(μA/MHz)	139		185		100
全速功耗(mA)(FLASH)	6.55(32MHz)	12.7(48MHz)	8.25(32MHz)	37(72MHz)	10.2(80MHz)
LPTIM1(μA/MHz)	8-10	1.01mA		1.8mA	0.8-1.0
SPI1(μA/MHz)	2.5-4	0.63mA	3.4-4.3	0.4mA	1.0-1.1
DMA1(μA/MHz)	6.5-10	0.35mA	10-15.6		1.3-1.4
GPIOA(μA/MHz)	2.5-3.5	0.48mA	2.6-4.3	0.55mA	3.8-4.8
I2C1(μA/MHz)	7.5-11	0.43mA	4.6-7.3	0.4mA	1.1-1.5
USART1(μA/MHz)	9.5-14.5	1.07mA	5.6-8.8	0.9mA	0.6
ADC(μA/MHz)		0.53mA+0.964mA	1.45mA/6.6-10.5	1.9mA	4.7-5.5