Zx sizif-512
About the Zx sizif-512 PCB
Zx sizif-512 is an open source PCB design by UzixLS, published on GitHub under the MIT license. It is a 2-layer board measuring 213 × 65.1 mm, with 203 components from 73 distinct parts.
Other key parts include the 74HCU04, 74HCT05, Z84C0008PEC, L4940V5 / K7805-2000R3L and AM1S-0512SZ. By type, the board carries 88 resistors, 51 capacitors, 17 connectors, 15 ICs, 15 diodes and 5 transistors.
It belongs with the retro computing, test & measurement and iot & wireless designs in this gallery.
From the project
ZX Spectrum CPLD-based clone for rubber case
With extension board (link) more features may be added: Turbo Sound FM General Sound (12MHz / 512Kb RAM) SAA1099 MIDI sound
To navigate menu you can use up-down keys, to change value use enter or left-right keys. Kempston, Sinclair, Cursor and QAOP supported.
If you press Magic button for a short time, the standard NMI handler 'll be called.
Note that DFFDh port available only in Pentagon mode.
Main components on the Zx sizif-512
Zx sizif-512 bill of materials (BOM)
203 components, 73 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 74HCU04 | DIP-14_W7.62mm_Socket | U1, U3 |
| 1 | 74HCT05 | SOIC-14_3.9x8.7mm_P1.27mm | U2 |
| 1 | Z84C0008PEC | DIP-40_W15.24mm_Socket | U4 |
| 1 | L4940V5 / K7805-2000R3L | TO-220-3_Horizontal_TabDown | U5 |
| 1 | AM1S-0512SZ | Converter_DCDC_muRata_CRE1xxxxxx3C_THT | U6 |
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2 | U7 |
| 1 | LM2596T-ADJ | TO-220-5_Horizontal_TabDown | U8 |
| 1 | 29C040 | DIP-32_W15.24mm_Socket | U9 |
| 1 | 1818VG93 | DIP-40_W15.24mm_Socket | U10 |
| 1 | EPM3256ATC144 | TQFP-144_20x20mm_P0.5mm | U11 |
| 1 | AS6C4008-55PCN | DIP-32_W15.24mm_Socket | U12 |
| 1 | 74HCT4053D | SOIC-16_3.9x9.9mm_P1.27mm | U13 |
| 1 | AY-3-8310 | DIP-40_W15.24mm_Socket | U14 |
| 1 | AD724 | SOIC-16W_7.5x10.3mm_P1.27mm | U15 |
| 1 | BC547B | TO-92_Inline | Q1 |
| 4 | BC547C | TO-92_Inline | Q2, Q3, Q4, Q5 |
| 1 | 17.734475 MHz | Crystal_HC49-U_Vertical | Y1 |
| 1 | 8 MHz | Crystal_HC49-U_Vertical | Y2 |
| 1 | Conn_01x05 | FFC_FPC_1x05 | J1 |
| 1 | Conn_01x08 | FFC_FPC_1x08 | J2 |
Show 53 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | DS-210 | BarrelJack_Horizontal | J3 |
| 1 | WF-4 | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J4 |
| 1 | JTAG | PinHeader_2x05_P2.54mm_Vertical | J5 |
| 2 | Conn_01x02 | PinHeader_2x01_P2.54mm_Vertical | J6, J8 |
| 1 | Conn_02x05_Top_Bottom | PinHeader_2x05_P2.54mm_Vertical | J7 |
| 1 | Conn_02x17_Odd_Even | IDC-Header_2x17_P2.54mm_Horizontal_Mirrored | J9 |
| 1 | Conn_02x05_Odd_Even | PinHeader_2x05_P2.54mm_Vertical | J11 |
| 1 | Mini-DIN-9 | minidin-9 | J12 |
| 1 | RCJ-014 | CUI_RCJ-01X-WIDE | J13 |
| 2 | PJ-313 | PJ-313 | J14, J15 |
| 1 | Conn_02x28_Row_Letter_First | ZX_EDGE | J16 |
| 1 | Conn_01x10 | PinHeader_1x10_P2.54mm_Vertical | J17 |
| 1 | MEM2055-00-190-01-A | GCT-MEM2055-00-190-01-A | J18 |
| 3 | Jumper | PinHeader_1x02_P2.54mm_Vertical | JP3, JP4, JP5 |
| 1 | WF-2 | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | LS1 |
| 1 | 47k | Potentiometer_Runtron_RM-063_Horizontal | RV1 |
| 1 | Conn_01x02 | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | SW1 |
| 2 | WF-2 | SW_Tactile_SPST_Angled_PTS645Vx83-2LFS | SW2, SW3 |
| 2 | 1N4148 | D_DO-35_SOD27_P2.54mm_Vertical_AnodeUp | D1, D2 |
| 9 | BAT85 | D_DO-35_SOD27_P2.54mm_Vertical_AnodeUp | D3, D4, D5, D6, D7, D8, D9, D10 +1 |
| 1 | 1N5817 | D_DO-41_SOD81_P2.54mm_Vertical_AnodeUp | D11 |
| 1 | LED | LED_D4.0mm | D12 |
| 1 | DB207 | DB-1 | D13 |
| 1 | D | D_DO-201AD_P5.08mm_Vertical_AnodeUp | D15 |
| 1 | 220u/0.2A | L_Radial_D7.0mm_P3.00mm | L1 |
| 1 | L | L_Radial_D8.7mm_P5.00mm_Fastron_07HCP | L2 |
| 22 | 100n | C_Disc_D5.0mm_W2.5mm_P2.50mm | C1, C2, C14, C15, C16, C17, C18, C19 +14 |
| 12 | 100n | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C3, C4, C5, C6, C7, C8, C9, C10 +4 |
| 4 | 10u/16V | CP_Radial_D5.0mm_P2.50mm | C22, C43, C44, C48 |
| 3 | 220u/16V | CP_Radial_D6.3mm_P2.50mm | C23, C49, C51 |
| 2 | 33p | C_Disc_D3.8mm_W2.6mm_P2.50mm | C28, C34 |
| 2 | 47p | C_Disc_D3.8mm_W2.6mm_P2.50mm | C29, C35 |
| 1 | 100u/50V | CP_Radial_D8.0mm_P2.50mm | C30 |
| 1 | 470u/25V | CP_Radial_D10.0mm_P3.80mm | C32 |
| 1 | 100u/25V | CP_Radial_D6.3mm_P2.50mm | C33 |
| 1 | 10n | C_Disc_D5.0mm_W2.5mm_P2.50mm | C37 |
| 1 | 100u/16V | CP_Radial_D5.0mm_P2.50mm | C39 |
| 1 | 47n | C_Disc_D5.0mm_W2.5mm_P2.50mm | C42 |
| 2 | 1M | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R1, R11 |
| 2 | 47k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R2, R10 |
| 18 | 10k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R3, R4, R5, R8, R9, R16, R17, R20 +10 |
| 8 | 1k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R6, R7, R12, R15, R52, R53, R63, R64 |
| 5 | 470 | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R13, R18, R19, R22, R48 |
| 1 | 220k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R14 |
| 2 | 100k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R21, R85 |
| 21 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R27, R28, R29, R30, R31, R32, R33, R34 +13 |
| 3 | 270 | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R49, R54, R60 |
| 4 | 2k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R50, R51, R61, R62 |
| 6 | 68 | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R59, R67, R69, R70, R73, R75 |
| 9 | 3.6k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R68, R72, R74, R76, R77, R78, R79, R80 +1 |
| 4 | 75 | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R71, R82, R83, R84 |
| 2 | 10k | R_Array_SIP9 | RN1, RN2 |
| 1 | 4.7k | R_Array_SIP9 | RN3 |
Zx sizif-512 design files
The KiCad project lives in the UzixLS/zx-sizif-512 repository on GitHub; these links point at the commit this page was built from.
Zx sizif-512: common questions
How big is the Zx sizif-512 PCB?
The Zx sizif-512 measures 213 × 65.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Zx sizif-512?
203 components, from 73 distinct parts. The full bill of materials is listed on this page.
Where can I download the Zx sizif-512 design files?
From the UzixLS/zx-sizif-512 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Zx sizif-512 design in my own project?
Yes, under the terms of its MIT license, which UzixLS chose for the repository.
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