Cirrus Logic CS4228A - Manual (Page 31)

CS4228A
31
8. 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 NOTE
DIM MIN NOM MAX MIN NOM MAX
A -- -- 0.084 -- -- 2.13
A1 0.002 0.006 0.010 0.05 0.15 0.25
A2 0.064 0.069 0.074 1.62 1.75 1.88
b 0.009 -- 0.015 0.22 -- 0.38 2, 3
D 0.390 0.4015 0.413 9.90 10.20 10.50 1
E 0.291 0.307 0.323 7.40 7.80 8.20
E1 0.197 0.209 0.220 5.00 5.30 5.60 1
e 0.022 0.026 0.030 0.55 0.65 0.75
L 0.025 0.0354 0.041 0.63 0.90 1.03
∝
0° 4° 8° 0° 4° 8°
JEDEC #: MO-150
Controlling Dimension is Millimeters
28L SSOP 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
∝