CS4351-DZZR Cirrus Logic Inc, CS4351-DZZR Datasheet - Page 36

• Manufacturer Part Number: CS4351-DZZR
• Description: IC,D/A CONVERTER,DUAL,24-BIT,TSSOP,20PIN
• Manufacturer: Cirrus Logic Inc

36
9. PACKAGE DIMENSIONS
Notes:
Package Thermal Resistance
1. “D” and “E1” are reference datums and do not included mold flash or protrusions, but do include mold mis-
2. Dimension “b” does not include dambar protrusion/intrusion. Allowable dambar protrusion shall be 0.13 mm
3. These dimensions apply to the flat section of the lead between 0.10 and 0.25 mm from lead tips.
DIM
A1
A2
E1
D
A
b
E
e
L
µ
1 2 3
N
match and are measured at the parting line, mold flash or protrusions shall not exceed 0.20 mm per side.
total in excess of “b” dimension at maximum material condition. Dambar intrusion shall not reduce dimen-
sion “b” by more than 0.07 mm at least material condition.
TOP VIEW
0.03346
0.00748
0.002
0.252
0.248
0.169
0.020
MIN
20L TSSOP (4.4 mm BODY) PACKAGE DRAWING
0°
--
--
Parameters
E
INCHES
0.0354
0.0096
0.2519
0.1732
0.004
0.256
0.024
NOM
4°
--
--
Controlling Dimension is Millimeters.
e
SIDE VIEW
D
JEDEC #: MO-153
0.043
0.006
0.037
0.012
0.259
0.256
0.177
0.026
0.028
MAX
b
8°
20L TSSOP
2
A2
A1
Symbol
SEATING
0.05
0.85
0.19
6.40
6.30
4.30
0.50
MIN
PLANE
A
0°
--
--
θ
JA
MILLIMETERS
Min
-
L
0.245
NOM
0.90
6.50
6.40
4.40
0.60
4°
--
--
--
Typ
72
END VIEW
E1
1
MAX
1.10
0.15
0.95
0.30
6.60
6.50
4.50
0.65
0.70
Max
8°
-
CS4351
DS566F1
°C/Watt
Units
NOTE
2,3
1
1
∝