LPC1857_53 NXP Semiconductors, LPC1857_53 Datasheet - Page 110

• Manufacturer Part Number: LPC1857_53
• Description: The LPC1857/53 are ARM Cortex-M3 based microcontrollers for embedded applications
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC1857_53
Objective data sheet
11.11 SD/MMC
Table 21.
T
Symbol
f
t
t
t
t
clk
su(D)
h(D)
d(QV)
h(Q)
amb
Fig 31. SD/MMC timing
=

40

Dynamic characteristics: SD/MMC
C to 85
Parameter
clock frequency
data input set-up
time
data input hold time on pins SD_CMD, SD_DATn as
data output valid
delay time
data output hold
time
All information provided in this document is subject to legal disclaimers.
SD_DATn (O)

SD_CMD (O)
SD_DATn (I)
SD_CMD (I)
C, V
Rev. 1 — 14 December 2011
SD_CLK
DD(REG)(3V3)
Conditions
on pin SD_CLK; data transfer mode
on pin SD_CLK; identification mode
on pins SD_CMD, SD_DATn as
inputs
inputs
on pins SD_CMD, SD_DATn as
outputs
on pins SD_CMD, SD_DATn as
outputs
= 3.0 V to 3.6 V. Values guaranteed by design.
t
d(QV)
T
cy(clk)
32-bit ARM Cortex-M3 microcontroller
t
su(D)
t
t
h(D)
h(Q)
002aag204
LPC1857/53
Min
-
<tbd
>
<tbd
>
-
<tbd
>
© NXP B.V. 2011. All rights reserved.
Max
<tbd
>
<tbd
>
-
-
<tbd
>
-
110 of 131
Unit
MHz
MHz
ns
ns
ns
ns