Package dimensions, 20l tssop (4.4 mm body) package drawing – Cirrus Logic CS4352 User Manual
Page 19
DS684F2
19
CS4352
7. PACKAGE DIMENSIONS
1.
“D” and “E1” are reference datums and do not included mold flash or protrusions, but do include mold
mismatch and are measured at the parting line, mold flash or protrusions shall not exceed 0.20 mm per
side.
2.
Dimension “b” does not include dambar protrusion/intrusion. Allowable dambar protrusion shall be
0.13 mm total in excess of “b” dimension at maximum material condition. Dambar intrusion shall not re-
duce dimension “b” by more than 0.07 mm at least material condition.
3.
These dimensions apply to the flat section of the lead between 0.10 and 0.25 mm from lead tips.
INCHES
MILLIMETERS
NOTE
DIM
MIN
NOM
MAX
MIN
NOM
MAX
A
--
--
0.043
--
--
1.10
A1
0.002
0.004
0.006
0.05
--
0.15
A2
0.03346
0.0354
0.037
0.85
0.90
0.95
b
0.00748
0.0096
0.012
0.19
0.245
0.30
D
0.252
0.256
0.259
6.40
6.50
6.60
E
0.248
0.2519
0.256
6.30
6.40
6.50
E1
0.169
0.1732
0.177
4.30
4.40
4.50
e
--
--
0.026
--
--
0.65
L
0.020
0.024
0.028
0.50
0.60
0.70
µ
0°
4°
8°
0°
4°
8°
JEDEC #: MO-153
Controlling Dimension is Millimeters.
Parameters
Symbol
Min
Typ
Max
Units
Package Thermal Resistance
20L TSSOP
θ
JA
-
72
-
°C/Watt
20L TSSOP (4.4 mm BODY) PACKAGE DRAWING
E
N
1 2 3
e
b
2
A1
A2
A
D
SEATING
PLANE
E1
1
L
SIDE VIEW
END VIEW
TOP VIEW
∝