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ESMT
M12L64164A
Elite Semiconductor Memory Technology Inc.
Publication Date: May 2008
Revision: 3.3
44/46
PACKING DIMENSIONS
54-LEAD TSOP(II) SDRAM (400mil) (1:3)
Symbol Dimension in mm
Dimension in inch
Min Norm Max
Min Norm Max
A
1.20
0.047
A1 0.05
0.10
0.15 0.002 0.004 0.006
A2 0.95
1.00
1.05 0.037 0.039 0.041
b 0.25
0.45 0.010
0.018
b1 0.25
0.35
0.40 0.010 0.014 0.016
c 0.12
0.21 0.005
0.008
c1 0.10 0.127 0.16 0.004 0.005 0.006
D
22.22 BSC
0.875 BSC
E
11.76 BSC
0.463 BSC
E1
10.16 BSC
0.400 BSC
L 0.40
0.50
0.60 0.016 0.020 0.024
L1
0.80 REF
0.031 REF
e
0.80 BSC
0.031 BSC
Θ
0
°
10
°
0
°
10
°
O
L
DETAIL "A"
SECTION B-B
B
B
0.10
-C-
D
E
E
1
e
PLANE
SEATING
1
L
1
27
28
54
A
2
A
-H-
b
DETAIL A
-C-
IDENTIFIER
-C-
SEE
b
b
c
c
1
1
0.665 REF
0.21 REF
A
1
PIN1