CM1423
PACKAGE / PINOUT DIAGRAMS
(Bumps Down View)
Orientation
Marking
(see note 2)
TOP VIEW
4
5
6
BOTTOM VIEW
(Bumps Up View)
VDD
CLK
VSS2
1
A
B
C
2
3
7
8
DAT2
DAT3
CMD
DAT0
DAT1
C1
GND
C2
B1
C3
GND
C4
B2
C5
GND
C6
B3
C7
GND
C8
B4
N231
Orientation
Marking
A1
A1
DAT2
A2
DAT3
A3
CMD
A4
VSS1
A5
CLK
A6
ESD
A7
DAT0
A8
DAT1
CM1423-01 Chip Scale Package (non-coated)
Orientation
Marking
(see note 2)
1
A
B
C
2
3
4
5
6
7
8
DAT2
DAT3
CMD
VDD
CLK
VSS2
DAT0
DAT1
C1
C2
GND
C3
GND
C4
B2
C5
GND
C6
B3
C7
GND
C8
B4
N233
Orientation
Marking
A1
A1
DAT2
B1
A2
DAT3
A3
CMD
A4
VSS1
A5
CLK
A6
ESD
A7
DAT0
A8
DAT1
CM1423-03 Chip Scale Package (OptiGuard
™
coated)
Notes:
1) These drawings are not to scale.
2) Lead-free devices are specified by using a "+" character for the top side orientation mark.
PIN DESCRIPTIONS
PIN(s)
A1
A2
A3
A4
A5
A6
A7
A8
B1-B4
NAME
DAT2
DAT3
CMD
VSS1
CLK
ESD
DAT0
DAT1
GND
DESCRIPTION
DATA2 Filter+ESD Channel, System Side
DATA3 Filter+ESD Channel, System Side
CMD Signal Filter+ESD Channel, System
Side
ESD-only Channel, Supply Voltage Ground
Clock Filter + ESD Channel
ESD-only Channel
DATA0 Filter+ ESD Channel, System Side
DATA1 Filter+ ESD Channel, System Side
Device Ground
PIN(s)
C1
C2
C3
C4
C5
C6
C7
C8
NAME
DAT2
DAT3
CMD
VDD
CLK
VSS2
DAT0
DAT1
DESCRIPTION
DATA2 Filter+ ESD Channel, SD Card Side
DATA3 Filter+ ESD Channel, SD Card Side
CMD Signal Filter+ESD Channel, SD Card Side
ESD-only Channel, Supply Voltage
Clock Filter + ESD Channel
Supply Voltage Ground
DATA0 Filter+ ESD Channel, SD Card Side
DATA1 Filter+ ESD Channel, SD Card Side
Ordering Information
PART NUMBERING INFORMATION
Standard Finish
No Coating
Ordering Part
Bumps
20
PKG
CSP
Number
1
Lead-free Finish
2
No Coating
Ordering Part
Number
1
Optiguard
TM
Coated
Ordering Part
Number
1
Optiguard
TM
Coated
Ordering Part
Number
1
CM1423-03CP
Part
Marking
N233
Part
Marking
N231
Part
Marking
N233
Part
Marking
N231
CM1423-01CS
CM1423-03CS
CM1423-01CP
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
Note 2: Lead-free devices are specified by using a "
+
" character for the top side orientation mark.
©
2005 California Micro Devices Corp. All rights reserved.
2
430 N. McCarthy Blvd., Milpitas, CA 95035-5112
▲
Tel: 408.263.3214
▲
Fax: 408.263.7846
▲
www.calmicro.com
01/12/05
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
