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series resistance on CLKOUT to reduce overshoot

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This commit is contained in:
Michael Ossmann
2013-12-12 16:37:21 -07:00
parent 72662dbbc4
commit 54b69798db
4 changed files with 13 additions and 13 deletions
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6
hardware/hackrf-one/baseband.sch
View File

@ -2443,12 +2443,12 @@ L R R33
U 1 1 527F334B U 1 1 527F334B
P 5100 9600 P 5100 9600
F 0 "R33" V 5180 9600 50 0000 C CNN F 0 "R33" V 5180 9600 50 0000 C CNN
F 1 "0" V 5100 9600 50 0000 C CNN F 1 "39" V 5100 9600 50 0000 C CNN
F 2 "" H 5100 9600 60 0001 C CNN F 2 "" H 5100 9600 60 0001 C CNN
F 3 "" H 5100 9600 60 0001 C CNN F 3 "" H 5100 9600 60 0001 C CNN
F 4 "Stackpole" H 5100 9600 60 0001 C CNN "Manufacturer" F 4 "Stackpole" H 5100 9600 60 0001 C CNN "Manufacturer"
F 5 "RMCF0402ZT0R00" H 5100 9600 60 0001 C CNN "Part Number" F 5 "RMCF0402JT39R0" H 5100 9600 60 0001 C CNN "Part Number"
F 6 "RES 0.0 OHM 1/16W 0402 SMD" H 5100 9600 60 0001 C CNN "Description" F 6 "RES 39 OHM 1/16W 5% 0402 SMD" H 5100 9600 60 0001 C CNN "Description"
1 5100 9600 1 5100 9600
0 1 1 0 0 1 1 0
$EndComp $EndComp

2
hardware/hackrf-one/hackrf-one-cache.lib
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@ -1,4 +1,4 @@
EESchema-LIBRARY Version 2.3 Date: Thu Dec 12 15:48:09 2013 EESchema-LIBRARY Version 2.3 Date: Thu Dec 12 16:35:05 2013
#encoding utf-8 #encoding utf-8
# #
# +1.8V # +1.8V

6
hardware/hackrf-one/hackrf-one.brd
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@ -1,4 +1,4 @@
PCBNEW-BOARD Version 2 date Thu Dec 12 15:54:19 2013 PCBNEW-BOARD Version 2 date Thu Dec 12 16:35:21 2013
# Created by Pcbnew(2013-07-24 BZR 4024)-stable # Created by Pcbnew(2013-07-24 BZR 4024)-stable
@ -36,7 +36,7 @@ Layer[0] Back signal
Layer[1] Inner2 signal Layer[1] Inner2 signal
Layer[2] Inner3 signal Layer[2] Inner3 signal
Layer[15] Front signal Layer[15] Front signal
TrackWidth 0.254 TrackWidth 0.2794
TrackWidthList 0.1524 TrackWidthList 0.1524
TrackWidthList 0.2032 TrackWidthList 0.2032
TrackWidthList 0.254 TrackWidthList 0.254
@ -17002,7 +17002,7 @@ AR /50370666/527F334B
Op 0 0 0 Op 0 0 0
.SolderMask 0.1016 .SolderMask 0.1016
T0 0 0.0508 0.4064 0.4064 900 0.1016 N V 21 N "R33" T0 0 0.0508 0.4064 0.4064 900 0.1016 N V 21 N "R33"
T1 0 0.0508 0.4064 0.4064 900 0.1016 N I 21 N "0" T1 0 0.0508 0.4064 0.4064 900 0.1016 N I 21 N "39"
DS 0.889 -0.381 0.889 0.381 0.2032 21 DS 0.889 -0.381 0.889 0.381 0.2032 21
DS 0.889 0.381 -0.889 0.381 0.2032 21 DS 0.889 0.381 -0.889 0.381 0.2032 21
DS -0.889 0.381 -0.889 -0.381 0.2032 21 DS -0.889 0.381 -0.889 -0.381 0.2032 21

12
hardware/hackrf-one/hackrf-one.net
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@ -1,7 +1,7 @@
(export (version D) (export (version D)
(design (design
(source /home/mossmann/src/hackrf/hardware/hackrf-one/hackrf-one.sch) (source /home/mossmann/src/hackrf/hardware/hackrf-one/hackrf-one.sch)
(date "Thu Dec 12 15:48:16 2013") (date "Thu Dec 12 16:35:09 2013")
(tool "eeschema (2013-07-24 BZR 4024)-stable")) (tool "eeschema (2013-07-24 BZR 4024)-stable"))
(components (components
(comp (ref C53) (comp (ref C53)
@ -2075,11 +2075,11 @@
(sheetpath (names /baseband/) (tstamps /50370666/)) (sheetpath (names /baseband/) (tstamps /50370666/))
(tstamp 527F2F05)) (tstamp 527F2F05))
(comp (ref R33) (comp (ref R33)
(value 0) (value 39)
(fields (fields
(field (name Manufacturer) Stackpole) (field (name Manufacturer) Stackpole)
(field (name "Part Number") RMCF0402ZT0R00) (field (name "Part Number") RMCF0402JT39R0)
(field (name Description) "RES 0.0 OHM 1/16W 0402 SMD")) (field (name Description) "RES 39 OHM 1/16W 5% 0402 SMD"))
(libsource (lib device) (part R)) (libsource (lib device) (part R))
(sheetpath (names /baseband/) (tstamps /50370666/)) (sheetpath (names /baseband/) (tstamps /50370666/))
(tstamp 527F334B)) (tstamp 527F334B))
@ -4400,10 +4400,10 @@
(pin (num 7) (name HOLD) (type BiDi)) (pin (num 7) (name HOLD) (type BiDi))
(pin (num 8) (name VCC) (type power_in))))) (pin (num 8) (name VCC) (type power_in)))))
(libraries (libraries
(library (logical conn)
(uri /usr/local/share/kicad/library/conn.lib))
(library (logical device) (library (logical device)
(uri /usr/local/share/kicad/library/device.lib)) (uri /usr/local/share/kicad/library/device.lib))
(library (logical conn)
(uri /usr/local/share/kicad/library/conn.lib))
(library (logical hackrf) (library (logical hackrf)
(uri ../kicad/hackrf.lib))) (uri ../kicad/hackrf.lib)))
(nets (nets