參數(shù)資料
型號: IP4853CX24
廠商: NXP Semiconductors N.V.
元件分類: 電路保護
英文描述: SD, MMC and microSD memory card integrated level shifter with PSU, EMI filter and ESD protection
封裝: IP4853CX24/P<NAX000|<<<1<Always Pb-free,;IP4853CX24<NAX000|<<<1<Always Pb-free,;IP4853CX24/LF<NAX000|<<<1<Always Pb-free,;
文件頁數(shù): 5/21頁
文件大?。?/td> 169K
代理商: IP4853CX24
IP4853CX24
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 3 — 30 September 2010
5 of 21
NXP Semiconductors
IP4853CX24
SD, MMC and microSD memory card integrated level shifter
5. Functional description
5.1 Logic control signals
Table 4.
V
BAT
2.7 V.
Control
Pin
Pin ENABLE = HIGH and V
CC
1.62 V
DIR_CMD
H
L
DIR_0
H
L
DIR_1_3
H
[1]
H = HIGH; L = LOW and X = do not care.
Control signal truth table
Host side
Pin
Memory card side
Pin
Level
[1]
Function
Function
CMD_H
CMD_H
DATA0_H
DATA0_H
DATA1_H,
DATA2_H,
DATA3_H
DATA1_H,
DATA2_H,
DATA3_H
CLK_FB
input
output
input
output
input
CMD_SD
CMD_SD
DATA0_SD
DATA0_SD
DATA1_SD,
DATA2_SD,
DATA3_SD
DATA1_SD,
DATA2_SD,
DATA3_SD
CLK_SD
output
input
output
input
output
L
output
input
-
Pin ENABLE = LOW or V
CC
0.8 V
DIR_CMD
X
DIR_0
X
DIR_1_3
X
-
output
output
CMD_H
DATA0_H
DATA1_H,
DATA2_H,
DATA3_H
CLK_FB
high-Z
high-Z
high-Z
CMD_SD
DATA0_SD
DATA1_SD,
DATA2_SD,
DATA3_SD
CLK_SD
high-Z
high-Z
high-Z
-
-
high-Z
high-Z
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