Cirrus Logic CS5345 - Manual (Page 41)

DS658F4 41
CS5345
9. PACKAGE DIMENSIONS
10.THERMAL CHARACTERISTICS AND SPECIFICATIONS
1.

JA
is specified according to JEDEC specifications for multi-layer PCBs.
INCHES MILLIMETERS
DIM MIN NOM MAX MIN NOM MAX
A --- 0.055 0.063 --- 1.40 1.60
A1 0.002 0.004 0.006 0.05 0.10 0.15
B 0.007 0.009 0.011 0.17 0.22 0.27
D 0.343 0.354 0.366 8.70 9.0 BSC 9.30
D1 0.272 0.28 0.280 6.90 7.0 BSC 7.10
E 0.343 0.354 0.366 8.70 9.0 BSC 9.30
E1 0.272 0.28 0.280 6.90 7.0 BSC 7.10
e* 0.016 0.020 0.024 0.40 0.50 BSC 0.60
L 0.018 0.24 0.030 0.45 0.60 0.75

0.000° 4° 7.000° 0.00° 4° 7.00°
* Nominal pin pitch is 0.50 mm *Controlling dimension is mm. *JEDEC Designation: MS022
Parameters Symbol Min Typ Max Units
Package Thermal Resistance (Note 1) 48-LQFP

JA

JC
-
- 48
15 -
- °C/Watt
°C/Watt
Allowable Junction Temperature - - 125
C
48L LQFP PACKAGE DRAWING
E1
E
D1 D
1
e
L

B
A1
A