
NXP Semiconductors
Table 1.
IP4350CX24
9-channel SD memory card interface ESD protection ?lter
Pin description …continued
Symbol
DATA1
DATA0
GND_C
SDDATA1
SDDATA0
Pin
E1
E2
E3
E4
E5
Type [1]
I/O
I/O
S
I/O
I/O
Description
data 1 input or output
data 0 input or output
card supply ground
data 1 input or output on SD card side
data 0 input or output on SD card side
[1]
I = input, O = output, I/O = input and output, S = power supply.
3. Ordering information
Table 2.
Ordering information
Type number
Package
Name
Description
Version
IP4350CX24
WLCSP24
wafer level chip-size package; 24 bumps; 1.95 × 2.11 × 0.61 mm
IP4350CX24/LF
4. Functional diagram
VSD
DAT3_PU
R11
R12
R13
R14
R15
R1
CLK
CMD
DATA0
DATA1
DATA2
DATA3
CD
WP
WP+CD
DAT3_PD
GND_H
R21
R2
R3
R4
R5
R6
R7
R8
R9
SDCLK
SDCMD
SDDATA0
SDDATA1
SDDATA2
SDDATA3
SDCD
SDWP
SDWP+CD
GND_C
001aaj750
Fig 2.
IP4350CX24_1
Schematic diagram IP4350CX24
? NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 01 — 5 February 2010
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