Northstar SIO
About the Northstar SIO PCB
Northstar SIO is an open source PCB design by abzman, published on GitHub under the Unlicense license. It is a 2-layer board measuring 76.3 × 147.3 mm, with 46 components from 27 distinct parts.
Other key parts include the LS161, LS174, MC1489PG, LS04 and LS109. By type, the board carries 20 capacitors, 15 ICs, 6 resistors and 4 connectors.
Main components on the Northstar SIO
Northstar SIO bill of materials (BOM)
46 components, 27 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | LS161 | DIP-16_W7.62mm | U1B1, U1C1, U1D1 |
| 1 | LS174 | DIP-16_W7.62mm | U1E1 |
| 1 | MC1489PG 1489 | DIP-14_W7.62mm | U2A1 |
| 1 | LS04 | DIP-14_W7.62mm | U2B1 |
| 1 | LS109 | DIP-16_W7.62mm | U2C1 |
| 1 | LS175 | DIP-16_W7.62mm | U2D1 |
| 2 | LS243 | DIP-14_W7.62mm | U2E1, U3E1 |
| 1 | LS00 | DIP-14_W7.62mm | U3B1 |
| 1 | LS138 | DIP-16_W7.62mm | U3C1 |
| 1 | LS03 | DIP-14_W7.62mm | U3D1 |
| 1 | 1488 | DIP-14_W7.62mm | U4A1 |
| 1 | 8251A | DIP-28_W15.24mm | U4E1 |
| 1 | DB25_Female | amphenol db25 | J1 |
| 1 | CLOCK | DIP-8_W7.62mm | J1A1 |
| 1 | Conn_02x15_Odd_Even | northstar edge connector | J2 |
| 1 | CONFIG | DIP-16_W7.62mm | J3A1 |
| 1 | Conn_01x03 | PinHeader_1x03_P2.54mm_Vertical | W1 |
| 3 | 6.8uF | CP_Radial_D5.0mm_P2.50mm | C1, C2, C3 |
| 3 | 470 | C_Disc_D7.5mm_W2.5mm_P5.00mm | C4, C5, C6 |
| 10 | * | C_Disc_D7.5mm_W2.5mm_P5.00mm | C7, C8, C9, C10, C15, C16, C17, C18 +2 |
Show 7 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | C | C_Disc_D7.5mm_W2.5mm_P5.00mm | C11, C12, C13, C14 |
| 1 | 1.2k | R_Axial_DIN0207_L6.3mm_D2.5mm_P15.24mm_Horizontal | R1 |
| 1 | 560 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2 |
| 1 | 220 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R3 |
| 1 | 9.1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4 |
| 1 | 5.6k | R_Axial_DIN0207_L6.3mm_D2.5mm_P15.24mm_Horizontal | R5 |
| 1 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P15.24mm_Horizontal | R6 |
Northstar SIO design files
The KiCad project lives in the abzman/Northstar-Advantage-Cards repository on GitHub; these links point at the commit this page was built from.
Northstar SIO: common questions
How big is the Northstar SIO PCB?
The Northstar SIO measures 76.3 × 147.3 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Northstar SIO?
46 components, from 27 distinct parts. The full bill of materials is listed on this page.
Where can I download the Northstar SIO design files?
From the abzman/Northstar-Advantage-Cards repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Northstar SIO design in my own project?
Yes, under the terms of its Unlicense license, which abzman chose for the repository.
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