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Added two series attenuators PE4312 to the RF input path

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This commit is contained in:
Vlastimil Slinták 2025-09-23 19:39:44 +02:00
parent 7685a9ee6e
commit 444b3f49fa
4 changed files with 5411 additions and 1071 deletions
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9
linht-hw.kicad_pro
View file

@ -537,9 +537,15 @@
"/Connectors/xUDP": [
"USB"
],
"/RF/ATT_IN_OUT": [
"RF"
],
"/RF/RF_IN": [
"RF"
],
"/RF/RF_IN_ATT": [
"RF"
],
"/RF/RF_OUT": [
"RF"
],
@ -585,6 +591,9 @@
"Net-(U9-RF1)": [
"RF"
],
"Net-(U9-RF2)": [
"RF"
],
"Net-(U9-RF3)": [
"RF"
]

40
linht-hw.kicad_sch
View file

@ -776,6 +776,46 @@
(justify left)
)
)
(pin "RF_ATT_CLK" input
(at 201.93 59.69 0)
(uuid "69fc6a75-4555-46d0-adb2-31e7dd894a22")
(effects
(font
(size 1.27 1.27)
)
(justify right)
)
)
(pin "RF_ATT_DATA" input
(at 201.93 62.23 0)
(uuid "f7d3325c-126b-4587-9f04-cd158231022e")
(effects
(font
(size 1.27 1.27)
)
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)
(pin "RF_ATT_LE1" input
(at 201.93 64.77 0)
(uuid "40b040cf-bc0e-4a27-8dea-ff89d0da58ff")
(effects
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)
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)
(pin "RF_ATT_LE2" input
(at 201.93 67.31 0)
(uuid "99a4b280-ac6e-408d-a8f2-ea88c1952624")
(effects
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(instances
(project "linht-hw"
(path "/73efc1fc-21f6-4aef-9f73-508fe18fa32e"

568
parts/parts.kicad_sym
View file

@ -424,6 +424,574 @@
)
(embedded_fonts no)
)
(symbol "PE4312"
(exclude_from_sim no)
(in_bom yes)
(on_board yes)
(property "Reference" "U"
(at 3.048 3.556 0)
(effects
(font
(size 1.27 1.27)
)
)
)
(property "Value" "PE4312"
(at 22.86 3.556 0)
(effects
(font
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)
)
)
(property "Footprint" "Package_DFN_QFN:QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm"
(at -0.254 -52.578 0)
(effects
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(property "Datasheet" "https://www.psemi.com/pdf/datasheets/pe4312ds.pdf"
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(effects
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(property "Description" "UltraCMOS® RF Digital Step Attenuator 6-bit, 31.5 dB, 1 MHz–4 GHz"
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(effects
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(symbol "PE4312_0_1"
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(stroke
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(symbol "PE4312_1_0"
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(pin input line
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(name "RF1"
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(number "2"
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(pin input line
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(pin input line
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(pin power_in line
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(name "VSS_{EXT}"
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(pin power_in line
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(pin input line
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(pin input line
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(symbol "PE4312_1_1"
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(start 2.54 2.286)
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5865
rf.kicad_sch
View file

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