Philips P2000T Memory Expansion 1Mb+
About the Philips P2000T Memory Expansion 1Mb+ PCB
Philips P2000T Memory Expansion 1Mb+ is an open source PCB design by ifilot, published on GitHub. It is a 2-layer board measuring 110 × 68.1 mm, with 23 components from 14 distinct parts.
Other key parts include the 74HC04, AS6C4008-55PCN, 74HC00, CY62256-70PC and 74HC688. By type, the board carries 10 capacitors, 9 ICs, 3 connectors and 1 diode.
From the project
RAM expansion board for the P2000T
Purpose Memory lay-out Installation Testing the expansion board Schematic Bill of materials Testing bank switching in BASIC Files Alternative RAM expansions SMD-128KiB version SMD-CPLD-128KiB version SMD-CPLD-512KiB version THT-1056 KiB expansion THT-2080 KiB expansion * License
This repository provides several RAM expansion boards for the Philips P2000T, ranging from 64 KiB to over 2 MiB. Options vary in complexity (THT, SMD, CPLD), so choose a board that fits your soldering skills and tools. A RAM tester utility is included to verify proper installation and functionality after assembly.
Main components on the Philips P2000T Memory Expansion 1Mb+
Philips P2000T Memory Expansion 1Mb+ bill of materials (BOM)
23 components, 14 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC04 | DIP-14_W7.62mm_Socket | U1 |
| 2 | AS6C4008-55PCN | DIP-32_W15.24mm_Socket | U2, U9 |
| 1 | 74HC00 | DIP-14_W7.62mm_Socket | U3 |
| 1 | CY62256-70PC | DIP-28_W15.24mm_Socket | U4 |
| 1 | 74HC688 | DIP-20_W7.62mm_Socket | U5 |
| 1 | 74HC32 | DIP-14_W7.62mm_Socket | U6 |
| 1 | 74HC273 | DIP-20_W7.62mm_Socket | U7 |
| 1 | 74HC245 | DIP-20_W7.62mm_Socket | U8 |
| 1 | EXPANSION PORT | PinHeader_2x20_P2.54mm_Vertical | J1 |
| 1 | POWER | PinHeader_1x02_P2.54mm_Vertical | J2 |
| 1 | TERMINAL | TerminalBlock_bornier-2_P5.08mm | J3 |
| 1 | DIODE | D_DO-35_SOD27_P7.62mm_Horizontal | D1 |
| 9 | 0.1uF | C_Disc_D5.0mm_W2.5mm_P5.00mm | C1, C2, C4, C5, C6, C7, C8, C9 +1 |
| 1 | 220uF | CP_Radial_D6.3mm_P2.50mm | C3 |
Philips P2000T Memory Expansion 1Mb+ design files
The KiCad project lives in the ifilot/p2000t-ram-expansion-board repository on GitHub; these links point at the commit this page was built from.
Philips P2000T Memory Expansion 1Mb+: common questions
How big is the Philips P2000T Memory Expansion 1Mb+ PCB?
The Philips P2000T Memory Expansion 1Mb+ measures 110 × 68.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Philips P2000T Memory Expansion 1Mb+?
23 components, from 14 distinct parts. The full bill of materials is listed on this page.
Where can I download the Philips P2000T Memory Expansion 1Mb+ design files?
From the ifilot/p2000t-ram-expansion-board repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Philips P2000T Memory Expansion 1Mb+ design in my own project?
The repository has no license, so all rights stay with ifilot. Use it as a reference, and ask the author before reusing the design.
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