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qfp.fpd: added more info about QFP48

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Adam Wang 2012-06-25 15:50:01 +08:00
parent 3b35416fbb
commit 6c2cafea74
1 changed files with 15 additions and 1 deletions
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@ -241,7 +241,7 @@ F: qfp
# according to MAXIM web: http://www.maxim-ic.com/design/packaging/
# the LQPF48/TQFP48 referred to the same package drawing and land pattern
#
# - LQFP48, TQFP48: C48 -> package drawing
# - LQFP48, TQFP48: C48 -> ackage drawping
# http://pdfserv.maxim-ic.com/package_dwgs/21-0054.PDF
#
# - LQFP48, TQFP48: C48 -> package land pattern
@ -256,6 +256,20 @@ F: qfp
# - LQFP64, C64 -> package land pattern
# http://pdfserv.maxim-ic.com/land_patterns/90-0141.PDF
#
# comparisons of pads dimension of WM9707, KS8001, ADV7125
#
# MIN NOM MAX chip
# "b" 0.17mm 0.22mm 0.27mm WM9707
# 0.19mm 0.22mm 0.25mm KS8001
# 0.17mm 0.22mm 0.27mm ADV7125
# "L" 0.45mm 0.6mm 0.75mm WM9707
# 0.5mm 0.6mm 0.7mm KS8001
# 0.45mm 0.6mm 0.75mm ADV7125
#
# so a combination of both ackage drawping and land pattern from Maxim
# the lad pattern for QFP48 is 0.27mm for "b", 1.45mm for "L"
# it should be safe.
#
# 3.5mm audio stereo phone jack
F: phonejack