STM32U545NET3QTR datasheet(256/283 Pages) STMICROELECTRONICS

Part #	STM32U545NET3QTR

Description	Ultra-low-power Arm® Cortex®-M33 MCUTrustZone®FPU,240 DMIPS, 512 KB flash memory, 274 KB SRAM, crypto

PDF	283 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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256 / 283 page

Electrical characteristics

STM32U545xx

256/283

DS14216 Rev 1

Figure 56. SAI master timing diagram

Figure 57. SAI slave timing digram

tv(SD_A_MT)

Data output valid

time

Master transmitter (after enable edge), 2.7 V ≤ VDD ≤ 3.6 V

Master transmitter (after enable edge),

1.71 V ≤ VDD ≤ 3.6 V

-27.5

th(SD_A_MT)

Data output hold

time

Master transmitter (after enable edge)

1. Evaluated by characterization. Not tested in production.

2. APB clock frequency that must be at least twice SAI clock frequency.

Table 130. SAI characteristics(1) (continued)

Symbol

Parameter

Conditions

Min

Max Unit

MS32771V1

SAI_SCK_X

SAI_FS_X

(output)

1/fSCK

SAI_SD_X

(transmit)

tv(FS)

Slot n

SAI_SD_X

(receive)

th(FS)

Slot n+2

tv(SD_MT)

th(SD_MT)

Slot n

tsu(SD_MR)

th(SD_MR)

MS32772V1

SAI_SCK_X

SAI_FS_X

(input)

SAI_SD_X

(transmit)

tsu(FS)

Slot n

SAI_SD_X

(receive)

tw(CKH_X)

th(FS)

Slot n+2

tv(SD_ST)

th(SD_ST)

Slot n

tsu(SD_SR)

tw(CKL_X)

th(SD_SR)

1/fSCK

STM32U545NET3QTR Datasheet(PDF) 256 Page - STMicroelectronics

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