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select resistor values, update attributes
author
Bdale Garbee
<bdale@gag.com>
Mon, 24 Feb 2014 01:10:36 +0000
(18:10 -0700)
committer
Bdale Garbee
<bdale@gag.com>
Mon, 24 Feb 2014 01:10:36 +0000
(18:10 -0700)
usbtrng.pcb
patch
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blob
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usbtrng.sch
patch
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blob
|
history
diff --git
a/usbtrng.pcb
b/usbtrng.pcb
index a5a5d780f5400aa06a504753cf6fc46ec7868ed5..556cae96622475cd91af4527bef10594961fea54 100644
(file)
--- a/
usbtrng.pcb
+++ b/
usbtrng.pcb
@@
-3,7
+3,7
@@
# To read pcb files, the pcb version (or the git source date) must be >= the file version
FileVersion[20091103]
# To read pcb files, the pcb version (or the git source date) must be >= the file version
FileVersion[20091103]
-PCB["USB
relay
" 800.00mil 600.00mil]
+PCB["USB
TRNG
" 800.00mil 600.00mil]
Grid[100.000000 0.0000 0.0000 0]
PolyArea[200000000.000000]
Grid[100.000000 0.0000 0.0000 0]
PolyArea[200000000.000000]
@@
-1010,7
+1010,7
@@
Element["" "0402" "R73" "1M" 469.00mil 472.26mil 31.50mil -31.50mil 3 100 ""]
)
)
-Element["" "0402" "R71" "1
00K
" 679.26mil 275.00mil 31.50mil 31.50mil 2 100 ""]
+Element["" "0402" "R71" "1
50k
" 679.26mil 275.00mil 31.50mil 31.50mil 2 100 ""]
(
Pad[15.74mil -3.93mil 15.74mil 3.93mil 19.68mil 20.00mil 25.68mil "1" "1" "square"]
Pad[-15.74mil -3.93mil -15.74mil 3.93mil 19.68mil 20.00mil 25.68mil "2" "2" "square"]
(
Pad[15.74mil -3.93mil 15.74mil 3.93mil 19.68mil 20.00mil 25.68mil "1" "1" "square"]
Pad[-15.74mil -3.93mil -15.74mil 3.93mil 19.68mil 20.00mil 25.68mil "2" "2" "square"]
@@
-1031,7
+1031,7
@@
Element["" "0402" "R74" "10k" 429.00mil 488.00mil -31.50mil 31.50mil 1 100 ""]
)
)
-Element["" "0402" "R72" "
470
" 626.00mil 48.00mil -31.50mil 31.50mil 1 100 ""]
+Element["" "0402" "R72" "
1k
" 626.00mil 48.00mil -31.50mil 31.50mil 1 100 ""]
(
Pad[-3.93mil 15.74mil 3.93mil 15.74mil 19.68mil 20.00mil 25.68mil "1" "1" "square"]
Pad[-3.93mil -15.74mil 3.93mil -15.74mil 19.68mil 20.00mil 25.68mil "2" "2" "square"]
(
Pad[-3.93mil 15.74mil 3.93mil 15.74mil 19.68mil 20.00mil 25.68mil "1" "1" "square"]
Pad[-3.93mil -15.74mil 3.93mil -15.74mil 19.68mil 20.00mil 25.68mil "2" "2" "square"]
diff --git
a/usbtrng.sch
b/usbtrng.sch
index 3ee42cbefc384a522dc341ccfc08b5b8c39dceca..129335a4ecf964eafc19389371f3f139d58af9b8 100644
(file)
--- a/
usbtrng.sch
+++ b/
usbtrng.sch
@@
-559,11
+559,11
@@
loadstatus=smt
T 63200 54000 5 10 0 1 90 0 1
vendor=digikey
T 63200 54000 5 10 0 1 90 0 1
T 63200 54000 5 10 0 1 90 0 1
vendor=digikey
T 63200 54000 5 10 0 1 90 0 1
-vendor_part_number=P1
0
0KLCT-ND
+vendor_part_number=P1
5
0KLCT-ND
T 62900 54700 5 10 1 1 180 0 1
refdes=R71
T 62900 54400 5 10 1 1 180 0 1
T 62900 54700 5 10 1 1 180 0 1
refdes=R71
T 62900 54400 5 10 1 1 180 0 1
-value=1
00K
+value=1
50k
}
C 63600 52600 1 0 0 npn.sym
{
}
C 63600 52600 1 0 0 npn.sym
{
@@
-597,11
+597,15
@@
refdes=J5
T 58745 60495 5 10 0 1 0 6 1
footprint=usbAmale
T 59100 60100 5 10 0 1 0 0 1
T 58745 60495 5 10 0 1 0 6 1
footprint=usbAmale
T 59100 60100 5 10 0 1 0 0 1
-vendor_part_number=
534-931
+vendor_part_number=
931K-ND
T 59100 60100 5 10 0 1 0 0 1
footprint=usbAmale
T 59100 60100 5 10 0 1 0 0 1
device=CONNECT?OR
T 59100 60100 5 10 0 1 0 0 1
footprint=usbAmale
T 59100 60100 5 10 0 1 0 0 1
device=CONNECT?OR
+T 59100 60100 5 10 0 1 0 0 1
+loadstatus=handload
+T 59100 60100 5 10 0 1 0 0 1
+vendor=digikey
}
C 72200 65400 1 180 0 resistor.sym
{
}
C 72200 65400 1 180 0 resistor.sym
{
@@
-682,6
+686,8
@@
T 63300 53100 5 10 0 0 0 0 1
vendor_part_number=ZXRE1004FFCT-ND
T 63300 53100 5 10 0 0 0 0 1
vendor=digikey
vendor_part_number=ZXRE1004FFCT-ND
T 63300 53100 5 10 0 0 0 0 1
vendor=digikey
+T 63300 53100 5 10 0 1 0 0 1
+loadstatus=smt
}
N 63600 53100 63100 53100 4
C 62900 54900 1 0 0 3.3V-plus.sym
}
N 63600 53100 63100 53100 4
C 62900 54900 1 0 0 3.3V-plus.sym
@@
-698,7
+704,9
@@
vendor=digikey
T 63900 54700 5 10 1 1 180 0 1
refdes=R72
T 63900 54400 5 10 1 1 180 0 1
T 63900 54700 5 10 1 1 180 0 1
refdes=R72
T 63900 54400 5 10 1 1 180 0 1
-value=470
+value=1k
+T 64200 54000 5 10 0 0 0 0 1
+vendor_part_number=P1.00KLCT-ND
}
C 63900 54900 1 0 0 3.3V-plus.sym
N 64100 53600 64100 54000 4
}
C 63900 54900 1 0 0 3.3V-plus.sym
N 64100 53600 64100 54000 4
@@
-738,6
+746,8
@@
T 65700 53600 5 10 0 0 0 0 1
vendor=digikey
T 65700 53600 5 10 0 0 0 0 1
footprint=MSOP8
vendor=digikey
T 65700 53600 5 10 0 0 0 0 1
footprint=MSOP8
+T 65700 53600 5 10 0 1 0 0 1
+loadstatus=smt
}
C 67200 53800 1 0 0 opamp-dual.sym
{
}
C 67200 53800 1 0 0 opamp-dual.sym
{
@@
-755,6
+765,8
@@
T 67200 53800 5 10 0 0 0 0 1
vendor=digikey
T 67200 53800 5 10 0 0 0 0 1
footprint=MSOP8
vendor=digikey
T 67200 53800 5 10 0 0 0 0 1
footprint=MSOP8
+T 67200 53800 5 10 0 1 0 0 1
+loadstatus=smt
}
N 65700 53800 65300 53800 4
N 67200 54000 66700 54000 4
}
N 65700 53800 65300 53800 4
N 67200 54000 66700 54000 4
@@
-777,6
+789,8
@@
T 65900 52600 5 10 1 1 0 0 1
refdes=R73
T 66400 52600 5 10 1 1 0 0 1
value=1M
refdes=R73
T 66400 52600 5 10 1 1 0 0 1
value=1M
+T 66800 53000 5 10 0 1 0 0 1
+vendor_part_number=P1.00MLCT-ND
}
N 65900 52900 65500 52900 4
N 65500 52900 65500 53800 4
}
N 65900 52900 65500 52900 4
N 65500 52900 65500 53800 4
@@
-798,6
+812,8
@@
T 65400 55200 5 10 1 1 0 0 1
refdes=R74
T 65900 55200 5 10 1 1 0 0 1
value=10k
refdes=R74
T 65900 55200 5 10 1 1 0 0 1
value=10k
+T 66300 55600 5 10 0 0 0 0 1
+vendor_part_number=P10.0KLCT-ND
}
C 67400 55600 1 180 0 resistor.sym
{
}
C 67400 55600 1 180 0 resistor.sym
{
@@
-813,6
+829,8
@@
T 66500 55200 5 10 1 1 0 0 1
refdes=R75
T 67000 55200 5 10 1 1 0 0 1
value=10k
refdes=R75
T 67000 55200 5 10 1 1 0 0 1
value=10k
+T 67400 55600 5 10 0 1 0 0 1
+vendor_part_number=P10.0KLCT-ND
}
N 66300 55500 66500 55500 4
N 66400 55000 66400 55500 4
}
N 66300 55500 66500 55500 4
N 66400 55000 66400 55500 4
@@
-853,3
+871,9
@@
value=NoConnection
T 68800 64300 5 10 0 0 0 0 1
device=DRC_Directive
}
T 68800 64300 5 10 0 0 0 0 1
device=DRC_Directive
}
+T 61100 51800 9 10 1 0 0 0 5
+select R71 for at least 8uA,
+less current -> more noise
+
+select R72 for Q1 collector
+voltage near 1.65V (VCC/2)