Package dimensions, Cs4391, 20l tssop (4.4 mm body) package drawing – Cirrus Logic CS4391 User Manual
Page 38
CS4391
38
DS335PP4
11. PACKAGE DIMENSIONS
Notes: 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
reduce 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
NOT
E
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
2,3
D
0.252
0.256
0.259
6.40
6.50
6.60
1
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
1
e
--
--
0.026
--
--
0.65
L
0.020
0.024
0.028
0.50
0.60
0.70
∝
0°
4°
8°
0°
4°
8°
JEDEC #: MO-153
Controlling Dimension is Millimeters.
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
∝