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[Commit-gnuradio] r6391 - usrp-hw/trunk/wbx
|
From: |
matt |
|
Subject: |
[Commit-gnuradio] r6391 - usrp-hw/trunk/wbx |
|
Date: |
Mon, 10 Sep 2007 19:12:44 -0600 (MDT) |
Author: matt
Date: 2007-09-10 19:12:44 -0600 (Mon, 10 Sep 2007)
New Revision: 6391
Modified:
usrp-hw/trunk/wbx/common_wbx_lo.sch
usrp-hw/trunk/wbx/rcv_wbx_lo.sch
usrp-hw/trunk/wbx/trans_wbx_lo.sch
usrp-hw/trunk/wbx/wbx_lo_rev2_changes.txt
Log:
more progress on fixes
Modified: usrp-hw/trunk/wbx/common_wbx_lo.sch
===================================================================
--- usrp-hw/trunk/wbx/common_wbx_lo.sch 2007-09-10 22:19:12 UTC (rev 6390)
+++ usrp-hw/trunk/wbx/common_wbx_lo.sch 2007-09-11 01:12:44 UTC (rev 6391)
@@ -1111,13 +1111,13 @@
T 49100 30100 5 10 1 1 0 0 1
refdes=L204
T 49100 29900 5 10 0 1 0 0 1
-footprint=1008
+footprint=MP2
T 49300 30400 5 10 0 0 0 0 1
device=INDUCTOR
T 49300 30600 5 10 0 0 0 0 1
symversion=0.1
T 49900 30100 5 10 1 1 0 0 1
-value=10uH
+value=10uH MP2-100-R
}
N 48400 28100 48400 30000 4
N 48400 30000 49100 30000 4
@@ -1169,12 +1169,7 @@
N 51300 29800 51300 30000 4
N 50000 30000 51700 30000 4
N 52600 30000 53200 30000 4
-C 53000 30400 1 0 0 generic-power.sym
-{
-T 53200 30650 5 10 1 1 0 3 1
-net=25V:1
-}
-N 53200 28900 53200 30400 4
+N 53200 28600 53200 30100 4
C 52900 28700 1 90 0 resistor-1.sym
{
T 53000 29100 5 10 1 1 0 0 1
@@ -1233,7 +1228,7 @@
C 31300 43800 1 270 0 resistor-1.sym
{
T 31200 43500 5 10 1 1 180 0 1
-value=100
+value=49.9
T 31300 43800 5 10 0 1 270 0 1
footprint=0603
T 31200 43700 5 10 1 1 180 0 1
@@ -1434,7 +1429,7 @@
}
C 46400 43200 1 0 0 ETC1-1-13.sym
{
-T 46600 43900 5 10 1 1 0 0 1
+T 47100 43000 5 10 1 1 0 0 1
refdes=T200
T 47000 43800 5 10 0 0 0 0 1
device=ETC1-1-13
@@ -1829,3 +1824,40 @@
N 40900 44700 40900 44800 4
N 40400 45900 40900 45900 4
N 40900 45900 40900 45700 4
+C 53000 31300 1 0 0 generic-power.sym
+{
+T 53200 31550 5 10 1 1 0 3 1
+net=25V:1
+}
+C 53100 31000 1 270 0 resistor-1.sym
+{
+T 53000 30700 5 10 1 1 180 0 1
+value=49.9
+T 53100 31000 5 10 0 1 270 0 1
+footprint=0603
+T 53000 30900 5 10 1 1 180 0 1
+refdes=R218
+T 53400 31400 5 10 0 0 0 0 1
+device=RESISTOR
+}
+N 53200 31300 53200 31000 4
+C 53300 31000 1 0 0 capacitor-1.sym
+{
+T 53900 31300 5 10 1 1 0 0 1
+refdes=C273
+T 53900 31100 5 10 1 1 180 6 1
+value=0.1uF
+T 53300 31000 5 10 0 1 90 0 1
+footprint=0603
+T 52600 31200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 52400 31200 5 10 0 0 90 0 1
+symversion=0.1
+}
+C 54500 31400 1 270 0 generic-power.sym
+{
+T 54750 31200 5 10 1 1 270 3 1
+net=AGND:1
+}
+N 54500 31200 54200 31200 4
+N 53300 31200 53200 31200 4
Modified: usrp-hw/trunk/wbx/rcv_wbx_lo.sch
===================================================================
--- usrp-hw/trunk/wbx/rcv_wbx_lo.sch 2007-09-10 22:19:12 UTC (rev 6390)
+++ usrp-hw/trunk/wbx/rcv_wbx_lo.sch 2007-09-11 01:12:44 UTC (rev 6391)
@@ -1459,63 +1459,25 @@
More gain?
Cascade Analysis (Gain, NF, IP3)
N 87000 40300 87000 41200 4
-N 74300 43100 72400 43100 4
+N 73700 43100 72800 43100 4
{
-T 72600 43100 5 10 1 1 0 0 1
+T 73000 43100 5 10 1 1 0 0 1
netname=LO_RX
}
-C 73600 42900 1 270 0 resistor-1.sym
+C 74700 41800 1 180 0 generic-power.sym
{
-T 74000 42400 5 10 1 1 180 0 1
-value=?
-T 73600 42900 5 10 0 1 270 0 1
-footprint=0603
-T 73900 42500 5 10 1 1 0 0 1
-refdes=R2
-T 73900 43300 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 75500 42900 1 270 0 resistor-1.sym
-{
-T 75900 42400 5 10 1 1 180 0 1
-value=?
-T 75500 42900 5 10 0 1 270 0 1
-footprint=0603
-T 75800 42500 5 10 1 1 0 0 1
-refdes=R3
-T 75800 43300 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 75000 41600 1 180 0 generic-power.sym
-{
-T 74800 41350 5 10 1 1 180 3 1
+T 74500 41550 5 10 1 1 180 3 1
net=AGND:1
}
-N 73700 42900 73700 43100 4
-N 73700 42000 73700 41800 4
-N 73700 41800 75600 41800 4
-N 75600 41800 75600 42000 4
-N 74800 41600 74800 41800 4
-N 75600 42900 75600 43100 4
+N 74500 41800 74500 42000 4
N 75200 43100 76500 43100 4
-C 74300 43000 1 0 0 resistor-1.sym
+C 76500 43100 1 0 0 ETC1-1-13.sym
{
-T 74300 42800 5 10 1 1 180 8 1
-refdes=R12
-T 74800 42800 5 10 1 1 0 0 1
-value=?
-T 74300 43000 5 10 0 1 180 8 1
-footprint=0603
-T 74600 43400 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 76500 43500 1 180 1 ETC1-1-13.sym
-{
-T 76600 43800 5 10 1 1 180 6 1
+T 76600 42800 5 10 1 1 0 0 1
refdes=T2
-T 77100 42900 5 10 0 0 180 6 1
+T 77100 43700 5 10 0 0 0 0 1
device=ETC1-1-13
-T 76500 43500 5 10 0 0 0 0 1
+T 76500 43100 5 10 0 0 180 6 1
footprint=ETC1-1-13
}
N 79900 43100 81200 43100 4
@@ -1841,7 +1803,6 @@
T 82900 35200 5 10 1 1 0 0 1
netname=VCMO2
}
-N 73500 48600 77300 48600 4
N 77300 48600 77300 47700 4
C 91300 40900 1 90 1 capacitor-1.sym
{
@@ -1864,3 +1825,59 @@
}
N 89600 41100 91100 41100 4
N 91100 40900 91100 41100 4
+C 73700 42000 1 0 0 attenuator-smt.sym
+{
+T 73900 43700 5 10 0 0 0 0 1
+device=PAT1220C-6DB
+T 74150 43250 5 10 1 1 0 0 1
+refdes=ATN1
+T 74300 42600 5 10 1 1 0 0 1
+value=6dB
+T 73700 42000 5 10 0 1 0 0 1
+footprint=PAT1220C
+}
+C 73900 47200 1 270 1 resistor-1.sym
+{
+T 73800 47600 5 10 1 1 0 6 1
+value=57.6
+T 73900 47200 5 10 0 1 90 2 1
+footprint=0603
+T 73500 47800 5 10 1 1 0 0 1
+refdes=R?
+T 74200 47600 5 10 0 0 0 0 1
+device=RESISTOR
+}
+C 74200 46900 1 180 0 generic-power.sym
+{
+T 74000 46650 5 10 1 1 180 3 1
+net=AGND:1
+}
+N 74000 46900 74000 47200 4
+C 75800 48800 1 180 1 capacitor-1.sym
+{
+T 76400 48700 5 10 1 1 0 0 1
+refdes=C?
+T 76400 48500 5 10 1 1 180 6 1
+value=2200pF
+T 75800 48800 5 10 0 1 270 2 1
+footprint=0603
+T 76000 49500 5 10 0 0 0 0 1
+device=CAPACITOR
+T 76000 49700 5 10 0 0 0 0 1
+symversion=0.1
+}
+N 76700 48600 77300 48600 4
+C 75200 48500 1 0 1 resistor-1.sym
+{
+T 74800 48400 5 10 1 1 90 6 1
+value=174
+T 75200 48500 5 10 0 1 180 2 1
+footprint=0603
+T 74600 48100 5 10 1 1 90 0 1
+refdes=R?
+T 74800 48800 5 10 0 0 90 0 1
+device=RESISTOR
+}
+N 73500 48600 74300 48600 4
+N 74000 48100 74000 48600 4
+N 75200 48600 75800 48600 4
Modified: usrp-hw/trunk/wbx/trans_wbx_lo.sch
===================================================================
--- usrp-hw/trunk/wbx/trans_wbx_lo.sch 2007-09-10 22:19:12 UTC (rev 6390)
+++ usrp-hw/trunk/wbx/trans_wbx_lo.sch 2007-09-11 01:12:44 UTC (rev 6391)
@@ -470,7 +470,7 @@
T 89400 49700 5 10 0 1 270 0 1
footprint=0402
T 89700 49000 5 10 1 1 0 0 1
-value=220nH
+value=220nH - 0402AF-221XJL
T 89600 50200 5 10 0 0 0 0 1
device=INDUCTOR
T 89600 50400 5 10 0 0 0 0 1
@@ -481,9 +481,9 @@
T 91300 49550 5 10 1 1 180 3 1
net=AGND:1
}
-N 92900 48300 93900 48300 4
+N 95300 48300 97200 48300 4
{
-T 93100 48300 5 10 1 1 0 0 1
+T 96400 48300 5 10 1 1 0 0 1
netname=RF_TX
}
C 73900 30200 1 0 0 header16-1.sym
@@ -583,7 +583,7 @@
N 77000 45900 78100 45900 4
{
T 77200 45900 5 10 1 1 0 0 1
-netname=io_tx_01
+netname=io_tx_02
}
C 83600 40300 1 90 1 capacitor-1.sym
{
@@ -1011,11 +1011,12 @@
N 73300 50200 75600 50200 4
N 75600 50200 75600 48300 4
N 75600 48300 79200 48300 4
-T 91500 38600 9 20 1 0 0 0 4
+T 92700 38100 9 20 1 0 0 0 5
Single +5V Supply
ADL5385 240mA
ADL5330 215mA
-TOTAL ~460mA
+PA 150mA
+TOTAL ~600mA
N 92700 32400 92700 32100 4
N 91700 32100 91700 33700 4
N 91700 33700 92000 33700 4
@@ -1086,10 +1087,12 @@
N 77900 46300 78100 46300 4
T 76900 45200 9 10 1 0 0 0 1
LO Drive -7dBm to +5dBm
-T 73500 34200 9 20 1 0 0 0 5
+T 73600 37000 9 20 1 0 0 0 7
TX Control Pins
io_tx[0] OUT TX Power
-io_tx[1] OUT TX Enable
+io_tx[1] OUT TX/RX
+io_tx[2] OUT Enable Mixer
+io_tx[3] OUT Enable VGA
AUX_DAC_B OUT Power control
AUX_ADC_B2 IN Temp
N 81200 47900 82400 47900 4
@@ -1131,10 +1134,6 @@
N 90800 38100 90800 39500 4
N 89200 40800 90800 40800 4
N 90800 40800 90800 40400 4
-T 73900 37000 9 20 1 0 0 0 3
-TODO
-Separate RX/TX and TX enable?
-
T 76200 48600 9 15 1 0 0 0 5
With 20mA drive currents:
- Low is 166mV
@@ -1262,7 +1261,7 @@
N 83500 47500 85100 47500 4
{
T 83900 47500 5 10 1 1 0 0 1
-netname=io_tx_01
+netname=io_tx_03
}
C 85000 47700 1 90 0 generic-power.sym
{
@@ -1318,40 +1317,7 @@
N 87900 44700 87900 45300 4
N 87500 44700 87100 44700 4
N 87100 44700 87100 45300 4
-C 83600 48200 1 0 0 resistor-1.sym
-{
-T 84600 48500 5 10 1 1 180 0 1
-value=?
-T 83600 48200 5 10 0 1 0 0 1
-footprint=0603
-T 83300 48400 5 10 1 1 0 0 1
-refdes=R129
-T 83200 48500 5 10 0 0 90 0 1
-device=RESISTOR
-}
N 84500 48300 85300 48300 4
-C 84900 48600 1 90 0 resistor-1.sym
-{
-T 85100 48700 5 10 1 1 0 0 1
-value=?
-T 84900 48600 5 10 0 1 90 0 1
-footprint=0603
-T 85000 49400 5 10 1 1 0 0 1
-refdes=R130
-T 84600 48200 5 10 0 0 180 0 1
-device=RESISTOR
-}
-C 83200 48600 1 90 0 resistor-1.sym
-{
-T 83400 48700 5 10 1 1 0 0 1
-value=?
-T 83200 48600 5 10 0 1 90 0 1
-footprint=0603
-T 83300 49400 5 10 1 1 0 0 1
-refdes=R131
-T 82900 48200 5 10 0 0 180 0 1
-device=RESISTOR
-}
C 81500 48500 1 180 1 capacitor-1.sym
{
T 81800 48400 5 10 1 1 0 6 1
@@ -1366,26 +1332,21 @@
symversion=0.1
}
N 81200 48300 81500 48300 4
-N 82400 48300 83600 48300 4
-N 83100 48300 83100 48600 4
-N 84800 48300 84800 48600 4
-C 83800 49900 1 0 0 generic-power.sym
+N 82400 48300 83000 48300 4
+C 83500 49600 1 0 0 generic-power.sym
{
-T 84000 50150 5 10 1 1 0 3 1
+T 83700 49850 5 10 1 1 0 3 1
net=AGND:1
}
-N 83100 49500 83100 49700 4
-N 83100 49700 84800 49700 4
-N 84800 49700 84800 49500 4
-N 84000 49900 84000 49700 4
+N 83700 49600 83700 49400 4
N 69800 32500 71900 32500 4
{
T 70100 32500 5 10 1 1 0 0 1
netname=AUX_DAC_B_TX
}
-N 84300 47100 86400 47100 4
+N 82600 47100 84700 47100 4
{
-T 84600 47100 5 10 1 1 0 0 1
+T 82700 47100 5 10 1 1 0 0 1
netname=AUX_DAC_B_TX
}
C 85700 46000 1 270 1 capacitor-1.sym
@@ -1393,7 +1354,7 @@
T 85800 46100 5 10 1 1 0 6 1
refdes=C102
T 85900 46600 5 10 1 1 0 6 1
-value=1000pF
+value=0.1uF
T 85700 46000 5 10 0 1 0 2 1
footprint=0603
T 85000 46200 5 10 0 0 90 0 1
@@ -1401,59 +1362,58 @@
T 84800 46200 5 10 0 0 90 0 1
symversion=0.1
}
-N 85900 46900 85900 47100 4
C 86100 45700 1 180 0 generic-power.sym
{
T 85900 45450 5 10 1 1 180 3 1
net=AGND:1
}
N 85900 45700 85900 46000 4
-C 91100 47900 1 0 0 ETC1-1-13.sym
+C 89700 48300 1 180 1 ETC1-1-13.sym
{
-T 91300 48600 5 10 1 1 0 0 1
+T 89800 48500 5 10 1 1 180 6 1
refdes=T100
-T 91700 48500 5 10 0 0 0 0 1
+T 90300 47700 5 10 0 0 180 6 1
device=ETC1-1-13
-T 91100 47900 5 10 0 0 0 0 1
+T 89700 48300 5 10 0 0 180 6 1
footprint=ETC1-1-13
}
-C 89900 48500 1 180 1 capacitor-1.sym
+C 91800 48500 1 180 1 capacitor-1.sym
{
-T 90200 48400 5 10 1 1 0 6 1
+T 92100 48400 5 10 1 1 0 6 1
refdes=C111
-T 91100 48400 5 10 1 1 0 6 1
+T 93000 48400 5 10 1 1 0 6 1
value=1000pF
-T 89900 48500 5 10 0 1 270 2 1
+T 91800 48500 5 10 0 1 270 2 1
footprint=0603
-T 90100 49200 5 10 0 0 0 0 1
+T 92000 49200 5 10 0 0 0 0 1
device=CAPACITOR
-T 90100 49400 5 10 0 0 0 0 1
+T 92000 49400 5 10 0 0 0 0 1
symversion=0.1
}
-C 89900 48100 1 180 1 capacitor-1.sym
+C 91800 48100 1 180 1 capacitor-1.sym
{
-T 90200 48000 5 10 1 1 0 6 1
+T 92100 48000 5 10 1 1 0 6 1
refdes=C103
-T 91100 48000 5 10 1 1 0 6 1
+T 93000 48000 5 10 1 1 0 6 1
value=1000pF
-T 89900 48100 5 10 0 1 270 2 1
+T 91800 48100 5 10 0 1 270 2 1
footprint=0603
-T 90100 48800 5 10 0 0 0 0 1
+T 92000 48800 5 10 0 0 0 0 1
device=CAPACITOR
-T 90100 49000 5 10 0 0 0 0 1
+T 92000 49000 5 10 0 0 0 0 1
symversion=0.1
}
-C 93400 47600 1 180 0 generic-power.sym
+C 93200 47600 1 180 0 generic-power.sym
{
-T 93200 47350 5 10 1 1 180 3 1
+T 93000 47350 5 10 1 1 180 3 1
net=AGND:1
}
-N 88800 48300 89900 48300 4
-N 88800 47900 89900 47900 4
-N 90800 47900 91100 47900 4
-N 90800 48300 91100 48300 4
-N 92900 47900 93200 47900 4
-N 93200 47900 93200 47600 4
+N 88800 48300 89700 48300 4
+N 88800 47900 89700 47900 4
+N 91500 47900 91800 47900 4
+N 91500 48300 91800 48300 4
+N 92700 47900 93000 47900 4
+N 93000 47900 93000 47600 4
C 89400 49700 1 90 1 inductor-1.sym
{
T 89100 49200 5 10 1 1 0 6 1
@@ -1461,7 +1421,7 @@
T 89400 49700 5 10 0 1 270 2 1
footprint=0402
T 89100 49000 5 10 1 1 0 6 1
-value=220nH
+value=220nH - 0402AF-221XJL
T 89200 50200 5 10 0 0 0 6 1
device=INDUCTOR
T 89200 50400 5 10 0 0 0 6 1
@@ -1502,50 +1462,12 @@
N 89800 50000 89500 50000 4
N 89500 50200 89300 50200 4
N 89300 50200 89300 49700 4
-C 74400 44400 1 0 0 resistor-1.sym
+C 75400 43200 1 180 0 generic-power.sym
{
-T 74400 44200 5 10 1 1 180 8 1
-refdes=R155
-T 74400 44400 5 10 0 1 180 8 1
-footprint=0603
-T 74900 44200 5 10 1 1 0 0 1
-value=?
-T 74700 44800 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 73700 44300 1 270 0 resistor-1.sym
-{
-T 74100 43800 5 10 1 1 180 0 1
-value=?
-T 73700 44300 5 10 0 1 270 0 1
-footprint=0603
-T 74000 43900 5 10 1 1 0 0 1
-refdes=R114
-T 74000 44700 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 75600 44300 1 270 0 resistor-1.sym
-{
-T 76000 43800 5 10 1 1 180 0 1
-value=?
-T 75600 44300 5 10 0 1 270 0 1
-footprint=0603
-T 75900 43900 5 10 1 1 0 0 1
-refdes=R115
-T 75900 44700 5 10 0 0 0 0 1
-device=RESISTOR
-}
-C 75100 43000 1 180 0 generic-power.sym
-{
-T 74900 42750 5 10 1 1 180 3 1
+T 75200 42950 5 10 1 1 180 3 1
net=AGND:1
}
-N 73800 44300 73800 44500 4
-N 73800 43400 73800 43200 4
-N 73800 43200 75700 43200 4
-N 75700 43200 75700 43400 4
-N 74900 43000 74900 43200 4
-N 75700 44300 75700 44500 4
+N 75200 43200 75200 43400 4
C 78100 46900 1 180 1 capacitor-1.sym
{
T 78400 46800 5 10 1 1 0 6 1
@@ -1560,7 +1482,7 @@
symversion=0.1
}
N 79000 46700 79200 46700 4
-N 75300 44500 76600 44500 4
+N 75900 44500 76600 44500 4
N 76600 44500 76600 46700 4
N 76600 46700 78100 46700 4
C 85300 37500 1 0 0 resistor-1.sym
@@ -1605,3 +1527,130 @@
net=AGND:1
}
N 84700 38100 85300 38100 4
+C 84500 49400 1 180 0 attenuator-smt.sym
+{
+T 84300 47700 5 10 0 0 180 0 1
+device=PAT1220C-3DB
+T 84050 48150 5 10 1 1 180 0 1
+refdes=ATN101
+T 83900 48800 5 10 1 1 180 0 1
+value=3dB
+T 84500 49400 5 10 0 1 180 0 1
+footprint=PAT1220C
+}
+C 74400 43400 1 0 0 attenuator-smt.sym
+{
+T 74600 45100 5 10 0 0 0 0 1
+device=PAT1220C-6DB
+T 74850 44650 5 10 1 1 0 0 1
+refdes=ATN102
+T 75000 44000 5 10 1 1 0 0 1
+value=6dB
+T 74400 43400 5 10 0 1 0 0 1
+footprint=PAT1220C
+}
+C 93600 47600 1 0 0 amp-sot89.sym
+{
+T 94200 48900 5 10 1 1 0 0 1
+refdes=U105
+T 93700 48200 5 10 0 0 0 0 1
+device=AMP-SOT89
+T 94900 48600 5 10 0 1 0 0 1
+footprint=SOT89
+}
+N 92700 48300 93600 48300 4
+C 94600 47100 1 180 0 generic-power.sym
+{
+T 94400 46850 5 10 1 1 180 3 1
+net=AGND:1
+}
+N 94400 47500 94400 47100 4
+N 94300 47600 94300 47500 4
+N 94300 47500 94500 47500 4
+N 94500 47500 94500 47600 4
+C 95000 50800 1 180 1 capacitor-1.sym
+{
+T 95300 50700 5 10 1 1 0 6 1
+refdes=C170
+T 96100 50700 5 10 1 1 0 6 1
+value=100pF
+T 95000 50800 5 10 0 1 270 2 1
+footprint=0603
+T 95200 51500 5 10 0 0 0 0 1
+device=CAPACITOR
+T 95200 51700 5 10 0 0 0 0 1
+symversion=0.1
+}
+C 95000 50300 1 180 1 capacitor-1.sym
+{
+T 95300 50200 5 10 1 1 0 6 1
+refdes=C171
+T 96100 50200 5 10 1 1 0 6 1
+value=0.01uF
+T 95000 50300 5 10 0 1 270 2 1
+footprint=0603
+T 95200 51000 5 10 0 0 0 0 1
+device=CAPACITOR
+T 95200 51200 5 10 0 0 0 0 1
+symversion=0.1
+}
+C 95000 49800 1 180 1 capacitor-1.sym
+{
+T 95300 49700 5 10 1 1 0 6 1
+refdes=C172
+T 96100 49700 5 10 1 1 0 6 1
+value=1uF
+T 95000 49800 5 10 0 1 270 2 1
+footprint=0603
+T 95200 50500 5 10 0 0 0 0 1
+device=CAPACITOR
+T 95200 50700 5 10 0 0 0 0 1
+symversion=0.1
+}
+C 96400 50800 1 0 1 generic-power.sym
+{
+T 96200 51050 5 10 1 1 180 5 1
+net=5V_TX:1
+}
+N 95000 50600 94700 50600 4
+N 94700 50600 94700 49600 4
+N 94700 49600 95000 49600 4
+N 95000 50100 94700 50100 4
+C 94500 50000 1 180 0 generic-power.sym
+{
+T 94300 49750 5 10 1 1 180 3 1
+net=AGND:1
+}
+N 94300 50000 94300 50300 4
+N 94300 50300 94700 50300 4
+N 96200 49400 96200 50800 4
+N 96200 50600 95900 50600 4
+N 96200 50100 95900 50100 4
+N 96200 49600 95900 49600 4
+N 96200 48500 96200 48300 4
+C 84700 47000 1 0 0 resistor-1.sym
+{
+T 84800 47300 5 10 1 1 180 0 1
+value=1K
+T 84700 47000 5 10 0 1 0 0 1
+footprint=0603
+T 84500 46900 5 10 1 1 0 0 1
+refdes=R155
+T 84300 47300 5 10 0 0 90 0 1
+device=RESISTOR
+}
+N 85600 47100 86400 47100 4
+N 85900 46900 85900 47100 4
+C 96100 49400 1 270 0 inductor-1.sym
+{
+T 96400 48900 5 10 1 1 0 0 1
+refdes=L120
+T 96100 49400 5 10 0 1 270 0 1
+footprint=0402
+T 96400 48700 5 10 1 1 0 0 1
+value=220nH - 0402AF-221XJL
+T 96300 49900 5 10 0 0 0 0 1
+device=INDUCTOR
+T 96300 50100 5 10 0 0 0 0 1
+symversion=0.1
+}
Modified: usrp-hw/trunk/wbx/wbx_lo_rev2_changes.txt
===================================================================
--- usrp-hw/trunk/wbx/wbx_lo_rev2_changes.txt 2007-09-10 22:19:12 UTC (rev
6390)
+++ usrp-hw/trunk/wbx/wbx_lo_rev2_changes.txt 2007-09-11 01:12:44 UTC (rev
6391)
@@ -16,12 +16,21 @@
- Add a little space between L102 and L107. Same for L105 and L109.
This gives better IQ isolation.
- R21X labels are on vias (on back)
+- C106 and C107 should have direct traces to L113 and L114 on top layer
+- Need real 50 ohm balanced, protected traces on nets clock_rx_p and clock_rx_n
+- LNA layout (around U4) --
+ - C205 and L99 need to be in a straight line
+ - R68, L98, C97, C98 need to be close to U4, connected on top layer,
+ should look like schematic
+- C93 should be close to its pin, don't run long line in parallel
+
Part Value Changes, same footprint
- C284, C286 (4.7uF ceramic) are now X5R, and are 35V or 50V rated
- R204 is now 9.53K, 1% metal film
- L203 is a 1206 Ferrite Bead
- R95 is now 1K
+- R206 is now 49.9 ohms
Footprint Changes, same part
- C47, C126, C208, C228 changed from 1206 to 1206P to get polarity indicator
@@ -29,37 +38,37 @@
Part Changes, different footprint
- C284 changed from 0603 to 1206, same part as C286
+- L204 is still 10uH, but is now part number MP2-100-R, with a
+ footprint of MP2
Schematic changes, added parts
- Added C296, C297, C298 to switcher
- Added C42, place it right next to U7
- Added C270, R252, R253, place them near U208
- Added C254, should be placed right at U207 pin 14
+- Added ATN1, ATN101, ATN102
+- Added U105, L120, C170-C172 power amp
+- Added R155, should be placed close to U103
+- Added R218, C273, should be near switcher
-
Schematic changes, removed parts
+- Removed R2, R3, R12, R114, R115, R129, R130, R131, R155 (attenuators)
-
Connectivity changes
- U207 now on 5V_COM (was on 5V_RX)
- Switcher now on 6V_TX (was on 5V_COM)
- Got rid of 3_3V_SW, now on 3_3V_COM net
+- T2, T100 had connections reassigned for better flow
+- io_tx_01, io_tx_02, io_tx_03 instead of just io_tx_01
-
-
Open Issues
-- 3 attenuators (make chip attens) (at source or at dest?)
-- Remove transformer in LO-testing path
+- Values of 3 attenuators, close to source or dest?
- Loop filter
-- Separate 3 TX enables
-- RSSI?
-- LNA Layout
+- RSSI
- Examine all RF paths
-- Bypass L113, L114
-- T2, T100 line straightening
- Revisit RX enables
- Transformer in LNA path?
-- Add power amplifier
+- Figure out power consumption on 5V_TX!
- 64 Mhz termination and filtering? keeping it clean?
- Open up space on left of U2 -- too much coupling
-
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