CDCVF857_17 Datasheet, PDF (18/23 Pages) Texas Instruments – 2.5-V PHASE-LOCKED-LOOP CLOCK DRIVER

ZQL0056A
EXAMPLE BOARD LAYOUT
JRBGA - 1 mm max height
PLASTIC BALL GRID ARRAY
56X ( 0.33)
(0.65) TYP
1
23
4
5
6
A
(0.65) TYP
B
C
D
E
SYMM
F
G
H
J
K
SYMM
LAND PATTERN EXAMPLE
EXPOSED METAL SHOWN
SCALE:15X
SOLDER MASK
OPENING
0.05 MAX
EXPOSED METAL
0.05 MIN
METAL UNDER
SOLDER MASK
( 0.33)
METAL
NON-SOLDER MASK
DEFINED
(PREFERRED)
EXPOSED METAL
SOLDER MASK
DEFINED
( 0.33)
SOLDER MASK
OPENING
SOLDER MASK DETAILS
NOT TO SCALE
NOTES: (continued)
4219711/B 01/2017
4. Final dimensions may vary due to manufacturing tolerance considerations and also routing constraints.
For information, see Texas Instruments literature number SPRAA99 (www.ti.com/lit/spraa99).
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