LPC55S2X datasheet(102/140 Pages) NXP

102 / 140 page

LPC55S2x/LPC552x

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Product data sheet

Rev. 2.2 — 8 December 2022

102 of 139

NXP Semiconductors

LPC55S2x/LPC552x

32-bit ARM Cortex-M33 microcontroller

11.14 SD/MMC and SDIO

Table 38. Dynamic characteristics: SD/MMC and SDIO

Tamb = 40 C to +105 C, VDD = 1.8 V to 3.6 V; CL = 10 pF. SAMPLE_DELAY = 0, DRV_DELAY = 0 in the SDDELAY

for SD_DATn and SD_CMD pins. Simulated values in high-speed mode. Not tested in production.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fclk

clock frequency

on pin SD_CLK; data transfer mode

MHz

tsu(D)

data input set-up time

on pins SD_DATn as inputs

on pins SD_CMD as inputs

th(D)

data input hold time

on pins SD_DATn as inputs

on pins SD_CMD as inputs

tv(Q)

data output valid time

on pins SD_DATn as outputs

on pins SD_CMD as outputs

Fig 22. SD/MMC and SDIO timing

002aag204

SD_CLK

SD_DATn (O)

SD_DATn (I)

td(QV)

th(D)

tsu(D)

Tcy(clk)

th(Q)

SD_CMD (O)

SD_CMD (I)

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