STM32F412RGH6 datasheet(159/201 Pages) STMICROELECTRONICS

部件名	STM32F412RGH6

功能描述	Arm®-Cortex®-M4 32b MCUFPU, 125 DMIPS, 1MB Flash, 256KB RAM, USB OTG FS, 17 TIMs, 1 ADC, 17 comm. interfaces

PDF	201 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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159 / 201 page

DocID028087 Rev 7

159/201

STM32F412xE/G

Electrical characteristics

166

Table 92. Synchronous multiplexed NOR/PSRAM read timings(1)(2)

1. CL = 30 pF.

2. Based on characterization, not tested in production.

Symbol

Parameter

Min

Max

Unit

tw(CLK)

FSMC_CLK period

2THCLK - 0.5

td(CLKL-NExL)

FSMC_CLK low to FSMC_NEx low (x=0..2)

td(CLKH_NExH)

FSMC_CLK high to FSMC_NEx high (x= 0…2)

THCLK + 0.5

td(CLKL-NADVL)

FSMC_CLK low to FSMC_NADV low

td(CLKL-NADVH) FSMC_CLK low to FSMC_NADV high

td(CLKL-AV)

FSMC_CLK low to FSMC_Ax valid (x=16…25)

td(CLKH-AIV)

FSMC_CLK high to FSMC_Ax invalid

(x=16…25)

THCLK

td(CLKL-NOEL)

FSMC_CLK low to FSMC_NOE low

1.5

td(CLKH-NOEH)

FSMC_CLK high to FSMC_NOE high

THCLK

td(CLKL-ADV)

FSMC_CLK low to FSMC_AD[15:0] valid

2.5

td(CLKL-ADIV)

FSMC_CLK low to FSMC_AD[15:0] invalid

tsu(ADV-CLKH)

FSMC_A/D[15:0] valid data before FSMC_CLK

high

th(CLKH-ADV)

FSMC_A/D[15:0] valid data after FSMC_CLK

high

tsu(NWAIT-CLKH) FSMC_NWAIT valid before FSMC_CLK high

th(CLKH-NWAIT)

FSMC_NWAIT valid after FSMC_CLK high

STM32F412RGH6 数据表(PDF) 159 Page - STMicroelectronics

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