Add footprints, NXP package crossref

diff --git a/data/NXP_package-crossref.pdf b/data/NXP_package-crossref.pdf
new file mode 100644 (file)
index 0000000..9ddde43
Binary files /dev/null and b/data/NXP_package-crossref.pdf differ

diff --git a/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.footprinter b/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.footprinter
new file mode 100755 (executable)
index 0000000..4c63c55
--- /dev/null
+++ b/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.footprinter
@@ -0,0 +1,100 @@
+#!/usr/bin/env python
+# -*- coding: ASCII -*-
+'''TI SOT753, SC-74A DBV, 5pin variant
+from SN74LVC1G125 datasheet
+'''
+import sys
+from footprinter import *
+               
+#
+# PCB fab minimums
+# 
+MASK_SWELL = mil(5.0)
+MIN_TRACE = mil(6.0)
+MIN_SPACE = mil(6.0)
+MIN_PAD_ANNULUS = mil(15.0)
+MIN_VIA_ANNULUS = mil(10.0)
+
+# pcb's coordinates are graphics oriented
+# x in increasing right
+# y in increasing DOWN
+
+SILK_LINEWIDTH = mil(8.0)
+
+
+padw = mm(1.00)
+padh = mm(0.55)
+ccspace = mm(2.70)
+pitch = mm(0.95)
+
+bodyw = mm(1.8)
+bodyh = mm(3.1)
+
+npins = 6
+
+pads = []
+#left
+for i in range(1, npins +1):
+    if i > npins/2:
+        side = 1
+    else:
+        side = -1
+
+    idx = (i-1) % (npins/2)
+    if npins % 4 == 0:
+        py = side*pitch*(npins/4 - 0.5) - side*(idx*pitch)
+    else:
+        py = side*pitch*(npins/4) - side*(idx*pitch)
+
+    #just reserve space for space, logical pin5 is in physical pin6 spot
+    if i == 5:
+        continue
+    elif i == 6:
+        i = 5
+
+    pad = Pad(i,
+            [
+                side * ccspace/2 - padw/2,
+                py - padh/2,
+                side * ccspace/2 + padw/2,
+                py + padh/2
+            ],
+            MIN_SPACE, MASK_SWELL, name=str(i), sflags='square'
+            )
+    pads.append(pad)
+
+
+# silkscreen
+lines = []
+#top
+lines.append(ElementLine(
+    -bodyw/2, -bodyh/2,
+    bodyw/2, -bodyh/2,
+    SILK_LINEWIDTH))
+
+#pin-1 pip
+lines.append(ElementLine(
+    -bodyw/2, -bodyh/2,
+    -bodyw/2, -bodyh/2 - 1.5*SILK_LINEWIDTH,
+    SILK_LINEWIDTH))
+
+#bottom
+lines.append(ElementLine(
+    -bodyw/2, bodyh/2,
+    bodyw/2, bodyh/2,
+    SILK_LINEWIDTH))
+
+
+fp = Footprint(
+        padpins=pads,
+        linearcs=lines,
+        sflags='',
+        description=''
+        )
+
+fp.mx = 0
+fp.my = 0
+fp.tx = 0
+fp.ty = 0
+fp.write(sys.stdout)
+

diff --git a/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.fp b/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.fp
new file mode 100644 (file)
index 0000000..14e1a39
--- /dev/null
+++ b/sch-pcb/fp/SOT753-95P-300L1-5N__TI_DBV_Package.fp
@@ -0,0 +1,11 @@
+Element ["" "" "" "" 0nm 0nm 0nm 0nm 0 100 ""]
+(
+Pad [-1575000nm -950000nm -1125000nm -950000nm 550000nm 152400nm 804000nm "1" "1" "square"]
+Pad [-1575000nm 0nm -1125000nm 0nm 550000nm 152400nm 804000nm "2" "2" "square"]
+Pad [-1575000nm 950000nm -1125000nm 950000nm 550000nm 152400nm 804000nm "3" "3" "square"]
+Pad [1125000nm 950000nm 1575000nm 950000nm 550000nm 152400nm 804000nm "4" "4" "square"]
+Pad [1125000nm -950000nm 1575000nm -950000nm 550000nm 152400nm 804000nm "5" "5" "square"]
+ElementLine [-900000nm -1550000nm 900000nm -1550000nm 203200nm]
+ElementLine [-900000nm -1550000nm -900000nm -1854800nm 203200nm]
+ElementLine [-900000nm 1550000nm 900000nm 1550000nm 203200nm]
+)

diff --git a/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.footprinter b/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.footprinter
new file mode 100755 (executable)
index 0000000..d483bef
--- /dev/null
+++ b/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.footprinter
@@ -0,0 +1,93 @@
+#!/usr/bin/env python
+# -*- coding: ASCII -*-
+'''TI SOT753, SC-74A DBV, 6pin variant
+from SN74LVC1G125 datasheet
+'''
+import sys
+from footprinter import *
+               
+#
+# PCB fab minimums
+# 
+MASK_SWELL = mil(5.0)
+MIN_TRACE = mil(6.0)
+MIN_SPACE = mil(6.0)
+MIN_PAD_ANNULUS = mil(15.0)
+MIN_VIA_ANNULUS = mil(10.0)
+
+# pcb's coordinates are graphics oriented
+# x in increasing right
+# y in increasing DOWN
+
+SILK_LINEWIDTH = mil(8.0)
+
+
+padw = mm(1.00)
+padh = mm(0.55)
+ccspace = mm(2.70)
+pitch = mm(0.95)
+
+bodyw = mm(1.8)
+bodyh = mm(3.1)
+
+npins = 6
+
+pads = []
+#left
+for i in range(1, npins +1):
+    if i > npins/2:
+        side = 1
+    else:
+        side = -1
+
+    idx = (i-1) % (npins/2)
+    if npins % 4 == 0:
+        py = side*pitch*(npins/4 - 0.5) - side*(idx*pitch)
+    else:
+        py = side*pitch*(npins/4) - side*(idx*pitch)
+    pad = Pad(i,
+            [
+                side * ccspace/2 - padw/2,
+                py - padh/2,
+                side * ccspace/2 + padw/2,
+                py + padh/2
+            ],
+            MIN_SPACE, MASK_SWELL, name=str(i), sflags='square'
+            )
+    pads.append(pad)
+
+
+# silkscreen
+lines = []
+#top
+lines.append(ElementLine(
+    -bodyw/2, -bodyh/2,
+    bodyw/2, -bodyh/2,
+    SILK_LINEWIDTH))
+
+#pin-1 pip
+lines.append(ElementLine(
+    -bodyw/2, -bodyh/2,
+    -bodyw/2, -bodyh/2 - 1.5*SILK_LINEWIDTH,
+    SILK_LINEWIDTH))
+
+#bottom
+lines.append(ElementLine(
+    -bodyw/2, bodyh/2,
+    bodyw/2, bodyh/2,
+    SILK_LINEWIDTH))
+
+
+fp = Footprint(
+        padpins=pads,
+        linearcs=lines,
+        sflags='',
+        description=''
+        )
+
+fp.mx = 0
+fp.my = 0
+fp.tx = 0
+fp.ty = 0
+fp.write(sys.stdout)
+

diff --git a/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.fp b/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.fp
new file mode 100644 (file)
index 0000000..d642d64
--- /dev/null
+++ b/sch-pcb/fp/SOT753-95P-300L1-6N__TI_DBV_Package.fp
@@ -0,0 +1,12 @@
+Element ["" "" "" "" 0nm 0nm 0nm 0nm 0 100 ""]
+(
+Pad [-1575000nm -950000nm -1125000nm -950000nm 550000nm 152400nm 804000nm "1" "1" "square"]
+Pad [-1575000nm 0nm -1125000nm 0nm 550000nm 152400nm 804000nm "2" "2" "square"]
+Pad [-1575000nm 950000nm -1125000nm 950000nm 550000nm 152400nm 804000nm "3" "3" "square"]
+Pad [1125000nm 950000nm 1575000nm 950000nm 550000nm 152400nm 804000nm "4" "4" "square"]
+Pad [1125000nm 0nm 1575000nm 0nm 550000nm 152400nm 804000nm "5" "5" "square"]
+Pad [1125000nm -950000nm 1575000nm -950000nm 550000nm 152400nm 804000nm "6" "6" "square"]
+ElementLine [-900000nm -1550000nm 900000nm -1550000nm 203200nm]
+ElementLine [-900000nm -1550000nm -900000nm -1854800nm 203200nm]
+ElementLine [-900000nm 1550000nm 900000nm 1550000nm 203200nm]
+)