PACKAGE DIMENSIONS
64 PIN PLASTIC QUAD FLAT PACK (PQFP)
inches (millimeters)
Package Type: 64PQTS
.02
BSC
(0.50)
.394
(10.00)
.473
(12.00)
BSC SQ
BSC SQ
.009 .002
(0.22 .05)
.055 .002
(1.40 .05)
.008
(0.20)
R max
See Detail A
.063
(1.60)
max
0° £ Q £ 7°
.003
(0.08)
R min
.004 .002
(0.10 .05)
BSC = “Basic Spacing between Centers”
is theoretical true position dimension and
has no tolerance. (JEDEC Standard 95)
Detail A
64-PIN PLASTIC CHIP-SCALE PACKAGE (QFN)
inches (millimeters)
Package Type: 64PCS
The metal heat sink pad on the
bottom of the package is
electrically isolated from the chip.
It can be left floating or
connected to VDD or GND
.354
BSC
.281 .003
(7.125 .075)
(9.00)
.0197
BSC
(0.50)
.354
(9.00)
.281 .003
(7.125 .075)
BSC
Top View
Bottom
View
.010
(0.25)
typ
.016 .004
(0.40 .10)
.008
(0.20)
typ
BSC = “Basic Spacing between Centers”
is theoretical true position dimension and
has no tolerance. (JEDEC Standard 95)
.039
(1.00)
max
HOLT INTEGRATED CIRCUITS
42