Module Z80 CPU and MMU Z2 ( SBC Zeta v2 ) for RCBus systems
| Component type | Reference | Description | Quantity |
|---|---|---|---|
| PCB | Z80 - Z2 MMU PCB - Version 1.0 | 1 | |
| Integrated Circuit | U1 | Z84C00xxPEG - Z80 CPU, CMOS, 40 pin DIP | 1 |
| Integrated Circuit | U2,U4 | 74HCT670 - 4x4bit register, 16 pin DIP | 2 |
| Integrated Circuit | U3 | 74HCT257 - 4x2-input multiplexer, 16 pin DIP | 1 |
| Integrated Circuit | U5 | 74HCT74 - Dual D flip-flop, 14 pin DIP | 1 |
| Integrated Circuit | U6 | 74HCT138 - 3-to-8 line decoder, 16 pin DIP | 1 |
| Oscillator | X1 | 7.3728 MHz, CMOS oscillator, half can | 1 |
| Capacitor | C1 - C7 | 0.1 uF, 50V, MLCC, 2.5 mm pitch | 7 |
| Resistor Array | RN1,RN2 | 10 kohm, bussed, 5 pin SIP | 2 |
| Connector | S1 | 2x40 pin header, 2.54 mm pitch, angle | 1 |
| IC Socket | U1 | 40 pin DIP | 1 |
| IC Socket | U2-U4,U6 | 16 pin DIP | 4 |
| IC Socket | U5 | 14 pin DIP | 1 |
| IC Socket | X1 | 4 pin DIP for oscillator | 1 |
Gerber files prepared for production at JLCPCB
Copyright 2025 Tadeusz Pycio
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) .