®
PACKAGING INFORMATION
ISSI
Plastic TSOP
Package Code: T (Type II)
N
N/2+1
Notes:
1. Controlling dimension: millimieters,
unless otherwise specified.
2. BSC = Basic lead spacing
between centers.
3. Dimensions D and E1 do not
include mold flash protrusions and
should be measured from the
bottom of the package.
E
E1
4. Formed leads shall be planar with
respect to one another within
0.004 inches at the seating plane.
1
N/2
D
SEATING PLANE
A
ZD
L
α
e
b
C
A1
Plastic TSOP (T - Type II)
Millimeters Inches
Millimeters
Inches
Millimeters
Inches
Symbol Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
Ref. Std.
No. Leads (N)
32
44
50
A
A1
b
C
D
E1
E
e
—
1.20
—
0.047
—
1.20
0.15
0.45
0.21
—
0.047
—
1.20
—
0.047
0.05 0.15
0.30 0.52
0.12 0.21
20.82 21.08
10.03 10.29
11.56 11.96
1.27 BSC
0.002 0.006
0.012 0.020
0.005 0.008
0.820 0.830
0.391 0.400
0.451 0.466
0.050 BSC
0.05
0.30
0.12
18.31 18.52
10.03 10.29
11.56 11.96
0.80 BSC
0.002 0.006
0.012 0.018
0.005 0.008
0.721 0.729
0.395 0.405
0.455 0.471
0.032 BSC
0.05 0.15
0.30 0.45
0.12 0.21
20.82 21.08
10.03 10.29
11.56 11.96
0.80 BSC
0.002 0.006
0.012 0.018
0.005 0.008
0.820 0.830
0.395 0.405
0.455 0.471
0.031 BSC
L
ZD
α
0.40 0.60
0.95 REF.
0.016 0.024
0.037 REF.
0.41
0.81 REF.
0°
0.60
0.016 0.024
0.032 REF.
0.40 0.60
0.88 REF.
0.016 0.024
0.035 REF
0°
5°
0°
5°
5°
0°
5°
0°
5°
0°
5°
Copyright © 2003 Integrated Silicon Solution, Inc. All rights reserved. ISSI reserves the right to make changes to this specification and its products at any time
without notice. ISSI assumes no liability arising out of the application or use of any information, products or services described herein. Customers are advised to
obtain the latest version of this device specification before relying on any published information and before placing orders for products.
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev. E
02/20/03
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
