Analog via
About the Analog via PCB
Analog via is an open source PCB design by starlingcode, published on GitHub under the CC-BY-NC-4.0 license. It is a 4-layer board measuring 213.5 × 128.5 mm, with 269 components from 139 distinct parts.
Other key parts include the SSI2164, 74HC74, LM4040DBZ-5, TMUX4053PWR and OPA1678. By type, the board carries 87 resistors, 75 connectors, 61 capacitors, 28 ICs, 8 diodes and 6 jumpers.
From the project
Designs for an all-analog variant of the VIA meta crossfader
Main components on the Analog via
Analog via bill of materials (BOM)
269 components, 139 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | SSI2164 | SOIC-16_3.9x9.9mm_P1.27mm | IC1, IC2 |
| 1 | 74HC74 | SOIC-14_3.9x8.7mm_P1.27mm | U1 |
| 1 | LM4040DBZ-5 | SOT-23 | U2 |
| 3 | TMUX4053PWR TMUX4053 | TSSOP-16_4.4x5mm_P0.65mm | U3, U16, U19 |
| 4 | OPA1678 | SOIC-8_3.9x4.9mm_P1.27mm | U4, U7, U11, U14 |
| 1 | TMUX4053 | TSSOP-16_4.4x5mm_P0.65mm | U6 |
| 1 | LM3900 | SOIC-14_3.9x8.7mm_P1.27mm | U8 |
| 1 | OPA1679 | SOIC-14_3.9x8.7mm_P1.27mm | U9 |
| 1 | 74LS08 | SOIC-14_3.9x8.7mm_P1.27mm | U10 |
| 2 | LM311 | SOIC-8_3.9x4.9mm_P1.27mm | U12, U13 |
| 1 | LM319 | SOIC-14_3.9x8.7mm_P1.27mm | U17 |
| 1 | AMS1117-5.0 | SOT-223-3_TabPin2 | U18 |
| 1 | 74AHC1G32 | SOT-23-5 | U22 |
| 1 | 74AHC1G86 | SOT-353_SC-70-5 | U30 |
| 1 | LF398_SOIC14 | SOIC-14_3.9x8.7mm_P1.27mm | U32 |
| 2 | OPA1678 | SOIC-8_3.9x4.9mm_P1.27mm | U33, U35 |
| 1 | TL431DBZ | SOT-23 | U37 |
| 2 | 74HC14 | SOIC-14_3.9x8.7mm_P1.27mm | U39, U40 |
| 1 | 74HC237 | SOIC-16_4.55x10.3mm_P1.27mm | U42 |
| 1 | 2164_CV | PinHeader_1x02_P2.54mm_Vertical | J1 |
Show 119 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 5VREF | PinHeader_1x01_P2.54mm_Vertical | J2 |
| 1 | EXPO_IN | PinHeader_1x01_P2.54mm_Vertical | J3 |
| 1 | FF_DIRECTION | PinHeader_1x01_P2.54mm_Vertical | J4 |
| 1 | SLOPE | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J5 |
| 1 | EOC | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J6 |
| 1 | OUTPUT | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J7 |
| 1 | HOLD_REF | PinHeader_1x01_P2.54mm_Vertical | J8 |
| 1 | DIRECTION | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J9 |
| 1 | 2164_IN TRIGGER | PinHeader_1x01_P2.54mm_Vertical | J10 |
| 1 | SLEW_CV | PinHeader_1x01_P2.54mm_Vertical | J11 |
| 1 | 2164_CTL Conn_02x04_Odd_Even | PinHeader_2x04_P2.54mm_Vertical | J12 |
| 1 | 2164_OUT Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J13 |
| 1 | INB | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J14 |
| 1 | COMP_CTL_A | SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | J15 |
| 1 | LOW_COMP | PinHeader_1x01_P2.00mm_Vertical | J16 |
| 1 | HIGH_COMP | PinHeader_1x01_P2.00mm_Vertical | J17 |
| 1 | Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | J18 |
| 1 | OUTPUT | PinHeader_1x01_P2.00mm_Vertical | J19 |
| 1 | COMP_CTL_B | SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | J20 |
| 1 | INV_SLOPE | PinHeader_1x01_P2.54mm_Vertical | J21 |
| 1 | SLOPE | PinHeader_1x01_P2.54mm_Vertical | J22 |
| 1 | POWER | PinHeader_2x05_P2.54mm_Vertical | J23 |
| 1 | TRIGGER | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J24 |
| 1 | SYNC | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J25 |
| 1 | RISE | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J26 |
| 1 | FALL | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J27 |
| 1 | INA | Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J28 |
| 8 | GND | PinHeader_1x01_P2.54mm_Vertical | J29, J34, J55, J56, J57, J58, J59, J61 |
| 2 | Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J30, J31 |
| 1 | Conn_02x04_Odd_Even | PinHeader_2x04_P2.54mm_Vertical | J32 |
| 1 | BOUNDS | PinHeader_1x01_P2.00mm_Vertical | J33 |
| 1 | CLK/2 GND | PinHeader_1x01_P2.54mm_Vertical | J35 |
| 1 | FALL_SUM | PinHeader_1x01_P2.54mm_Vertical | J36 |
| 1 | RISE_SUM | PinHeader_1x01_P2.54mm_Vertical | J37 |
| 1 | Conn_02x02_Counter_Clockwise | PinHeader_2x02_P2.54mm_Vertical | J38 |
| 1 | 2.5VREF Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | J39 |
| 1 | SLOPE_FREQ_MOD | PinHeader_1x01_P2.54mm_Vertical | J40 |
| 1 | INA | PinHeader_1x01_P2.54mm_Vertical | J41 |
| 1 | INB | PinHeader_1x01_P2.54mm_Vertical | J42 |
| 1 | CONN_01X06 GND | PinHeader_1x01_P2.54mm_Vertical | J43 |
| 1 | ~{SYNC} | PinHeader_1x01_P2.54mm_Vertical | J44 |
| 1 | SPARE_OUT | PinHeader_1x01_P2.54mm_Vertical | J45 |
| 1 | LOGIC_S1 GND | PinHeader_1x01_P2.54mm_Vertical | J46 |
| 1 | LOGIC_S2 GND | PinHeader_1x01_P2.54mm_Vertical | J47 |
| 1 | LOGIC_S3 +12V | PinHeader_1x01_P2.54mm_Vertical | J48 |
| 1 | CONN_01X03 -12V | PinHeader_1x01_P2.54mm_Vertical | J49 |
| 1 | 1V/OCT | PinHeader_1x01_P2.54mm_Vertical | J50 |
| 2 | +5V | PinHeader_1x01_P2.54mm_Vertical | J51, J54 |
| 1 | +12V | PinHeader_1x01_P2.54mm_Vertical | J52 |
| 1 | -12V | PinHeader_1x01_P2.54mm_Vertical | J53 |
| 1 | SPARE_IN | PinHeader_1x02_P2.54mm_Vertical | J60 |
| 1 | INTEGRATOR_BUFFER | PinHeader_1x01_P2.54mm_Vertical | J62 |
| 1 | BIT1 | PinHeader_1x01_P2.54mm_Vertical | J63 |
| 1 | HOLD_REF_INV | PinHeader_1x01_P2.54mm_Vertical | J64 |
| 1 | Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J65 |
| 1 | BIT0 | PinHeader_1x01_P2.54mm_Vertical | J66 |
| 1 | ENABLE_DECAY | PinHeader_1x01_P2.54mm_Vertical | J67 |
| 1 | AT_TARGET | PinHeader_1x01_P2.00mm_Vertical | J68 |
| 1 | EOA | PinHeader_1x01_P2.54mm_Vertical | J69 |
| 1 | DECAY_TRIG | PinHeader_1x01_P2.54mm_Vertical | J70 |
| 1 | DIR_CHANGE | PinHeader_1x01_P2.54mm_Vertical | J71 |
| 1 | MOVEMENT_TRIG | PinHeader_1x01_P2.54mm_Vertical | J72 |
| 1 | FILTERED_TRIG | PinHeader_1x01_P2.54mm_Vertical | J73 |
| 1 | FILTER_CRITERIA | PinHeader_1x01_P2.54mm_Vertical | J74 |
| 1 | TRANSIMPEDANCE_AMP_OUT | PinHeader_1x01_P2.54mm_Vertical | J75 |
| 6 | JUMPER_2_OPEN Jumper_2_Open | PinHeader_1x02_P2.54mm_Vertical | JP1, JP2, JP3, JP4, JP5, JP6 |
| 1 | 10K 10k | Potentiometer_Bourns_TC33X_Vertical | RV1 |
| 2 | 10K 10k | Potentiometer_TT_P0915N | RV2, RV3 |
| 1 | 100k | Potentiometer_TT_P0915N | RV4 |
| 1 | 1N5819 | D_SOD-123 | D1 |
| 2 | 1N5819 | D_SOD-123 | D2, D3 |
| 1 | 1n4148 | D_SOD-123 | D4 |
| 4 | LED | LED_0805_2012Metric | D5, D6, D7, D8 |
| 25 | 100N 100n | C_0805_2012Metric | C1, C5, C7, C9, C11, C15, C18, C19 +17 |
| 7 | 1200P 1200p | C_0805_2012Metric | C2, C4, C6, C10, C12, C17, C20 |
| 3 | 100P 100p | C_0805_2012Metric | C3, C8, C16 |
| 1 | 1.2N 100n | C_0805_2012Metric | C13 |
| 2 | 10UF 10uF | C_0805_2012Metric | C25, C26 |
| 2 | 100P 100n | C_0805_2012Metric | C27, C28 |
| 2 | 22U 22u | C_0805_2012Metric | C42, C43 |
| 12 | 100n | C_0805_2012Metric | C46, C48, C49, C54, C56, C57, C58, C59 +4 |
| 1 | 100p | C_0805_2012Metric | C47 |
| 2 | 1.2n | C_0805_2012Metric | C50, C51 |
| 1 | 1200p | C_0805_2012Metric | C52 |
| 1 | 1uF | C_0805_2012Metric | C53 |
| 1 | 100nF | C_0805_2012Metric | C55 |
| 1 | DNP | C_0805_2012Metric | C63 |
| 1 | 840 845 | R_0805_2012Metric | R1 |
| 2 | 10K 1k | R_0805_2012Metric | R2, R8 |
| 18 | 100K 100k | R_0805_2012Metric | R3, R4, R34, R42, R46, R51, R57, R58 +10 |
| 6 | 1k | R_0805_2012Metric | R5, R10, R98, R99, R100, R101 |
| 1 | 339 340 | R_0805_2012Metric | R6 |
| 1 | 100 | R_0805_2012Metric | R7 |
| 7 | 220 | R_0805_2012Metric | R9, R31, R32, R37, R39, R53, R56 |
| 7 | 100k | R_0805_2012Metric | R18, R84, R94, R102, R104, R107, R110 |
| 2 | 150k | R_0805_2012Metric | R19, R93 |
| 2 | 100k 1% | R_0805_2012Metric | R20, R21 |
| 1 | 1.69M | R_0805_2012Metric | R24 |
| 1 | 200 | R_0805_2012Metric | R25 |
| 1 | 47.5K 47k | R_0805_2012Metric | R26 |
| 4 | 33K 33k | R_0805_2012Metric | R30, R35, R47, R49 |
| 1 | 500K | R_0805_2012Metric | R33 |
| 3 | 10K 10k | R_0805_2012Metric | R36, R43, R44 |
| 2 | 4.7K 4.7k | R_0805_2012Metric | R38, R54 |
| 2 | DNP | R_0805_2012Metric | R40, R41 |
| 2 | 50K 50k | R_0805_2012Metric | R52, R55 |
| 1 | 100K 10M | R_0805_2012Metric | R69 |
| 1 | 100K 33k | R_0805_2012Metric | R71 |
| 4 | 10k | R_0805_2012Metric | R72, R73, R83, R103 |
| 1 | 0R | R_0805_2012Metric | R74 |
| 2 | 200k | R_0805_2012Metric | R82, R85 |
| 5 | 1M | R_0805_2012Metric | R86, R88, R89, R105, R108 |
| 2 | 4.7k | R_0805_2012Metric | R87, R106 |
| 1 | 33k | R_0805_2012Metric | R90 |
| 1 | 220 | R_0805_2012Metric | R91 |
| 1 | 845 | R_0805_2012Metric | R92 |
| 2 | 300k | R_0805_2012Metric | R95, R96 |
| 1 | 600k | R_0805_2012Metric | R97 |
| 1 | 1 | R_0805_2012Metric | R109 |
Analog via design files
The KiCad project lives in the starlingcode/analog-via repository on GitHub; these links point at the commit this page was built from.
- Layoutanalog-via.kicad_pcb
- Schematicanalog-via.kicad_sch
- BOMproduction/bom.csv
Analog via: common questions
How big is the Analog via PCB?
The Analog via measures 213.5 × 128.5 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Analog via?
269 components, from 139 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Analog via design files?
From the starlingcode/analog-via repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Analog via design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.