# Random Access Memory ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** ieeecpp8bit - **Created:** 2/18/2025 - **Last Updated:** 4/22/2025 - **Visibility:** Public ## Key Components ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Part Type: Resistor - Package: SMD_0603_1608Metric - Resistance: 10kΩΩ **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Part Type: Resistor - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Package: SMD_0603_1608Metric - Resistance: 10kΩΩ - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Package: SMD_0603_1608Metric - Resistance: 10kΩΩ - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Part Type: Resistor - Package: SMD_0603_1608Metric - Resistance: 10kΩΩ **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Part Type: Resistor - Resistance: 10kΩΩ - Package: SMD_0603_1608Metric **Pins:** - P1 [pin 1] - P2 [pin 2] ### 10kΩ — [Generic Resistor](https://www.flux.ai/dacre/generic-resistor.md) - Part Type: Resistor - Package: SMD_0603_1608Metric - Resistance: 10kΩΩ **Pins:** - P1 [pin 1] - P2 [pin 2] ### Address Bus Switch — [DSHP04TS-S](https://www.flux.ai/lcsc/dshp04ts-s.md) - Part Type: DIP Switches - Throw Configuration: SPST - Operating Temperature: -20~+70℃ - JLCPCB Part Class: Extended Part - Manufacturer Name: XKB Connectivity(中国星坤) - Manufacturer Part Number: DSHP04TS-S - LCSC Part Number: C319050 - Voltage Rating: 24V - Switch Type: Flat toggle, slotted - Number of Positions: 4 - Current Rating: 25mA - Product Info Url: https://lcsc.com/product-detail/_XKB-Enterprise-DSHP04TS-S_C319050.html - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2110151630_XKB-Connection-DSHP04TS-S_C319050.pdf - Package or Case Code: SW-SMD_8P-L6.7-W5.4-P1.27-LS8.5 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### Address Bus Test Switch — [DSHP04TS-S](https://www.flux.ai/lcsc/dshp04ts-s.md) - Manufacturer Name: XKB Connectivity(中国星坤) - Manufacturer Part Number: DSHP04TS-S - LCSC Part Number: C319050 - Part Type: DIP Switches - Throw Configuration: SPST - Operating Temperature: -20~+70℃ - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/_XKB-Enterprise-DSHP04TS-S_C319050.html - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2110151630_XKB-Connection-DSHP04TS-S_C319050.pdf - Package or Case Code: SW-SMD_8P-L6.7-W5.4-P1.27-LS8.5 - Voltage Rating: 24V - Switch Type: Flat toggle, slotted - Number of Positions: 4 - Current Rating: 25mA **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### Bit 1 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A [pin 2] - K [pin 1] ### Bit 2 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Manufacturer Part Number: CTL1206FYW1T - Forward Voltage: 1.70V - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A [pin 2] - K [pin 1] ### Bit 3 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Manufacturer Part Number: CTL1206FYW1T - Forward Voltage: 1.70V - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A [pin 2] - K [pin 1] ### Bit 4 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Manufacturer Part Number: CTL1206FYW1T - Forward Voltage: 1.70V **Pins:** - A [pin 2] - K [pin 1] ### Bit 5 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A [pin 2] - K [pin 1] ### Bit 6 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Forward Voltage: 1.70V - Manufacturer Part Number: CTL1206FYW1T - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A [pin 2] - K [pin 1] ### Bit 7 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A [pin 2] - K [pin 1] ### Bit 8 — [LED simulator template](https://www.flux.ai/nico/example-led-simulator-template.md) - Manufacturer Part Number: CTL1206FYW1T - Forward Voltage: 1.70V - Part Type: LED - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A [pin 2] - K [pin 1] ### DATA IN — [DS01-254-L-08BE](https://www.flux.ai/jecstronic/ds01-254-l-08be.md) - Datasheet URL: https://www.cuidevices.com/product/resource/ds01-254.pdf - Manufacturer Part Number: DS01-254-L-08BE - Manufacturer Name: CUI Devices - Part Type: Switch - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - ~ [pin 2B] - ~ [pin 3B] - ~ [pin 1A] - ~ [pin 3A] - ~ [pin 5A] - ~ [pin 8A] - ~ [pin 4B] - ~ [pin 7A] - ~ [pin 2A] - ~ [pin 4A] - ~ [pin 5B] - ~ [pin 7B] - ~ [pin 6A] - ~ [pin 6B] - ~ [pin 1B] - ~ [pin 8B] ### S2 — [SPDT Switch](https://www.flux.ai/lwcassid/spdt-switch.md) - Part Type: Switch **Pins:** - A - B - COM ### SW1 — [Push Button](https://www.flux.ai/jharwinbarrozo/push-button.md) - Manufacturer Name: OMRON - Manufacturer Part Number: B3FS-1050P - Part Type: Switch - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf **Pins:** - P1 [pin 1] - P2 [pin 3] ### Test enable switch — [SPST Switch](https://www.flux.ai/jbreidfjord-dev/spst-switch.md) **Pins:** - P1 - P2 ### U1 (74LS189) RAM — [74LS189](https://www.flux.ai/javalos/74ls189.md) - Datasheet URL: https://www.alldatasheet.com/datasheet-pdf/pdf/1132262/FAIRCHILD/74LS189.html - Part Type: Integrated Circuit - Price: 1.10$ - Manufacturer Name: Fairchild - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 74LS189 **Pins:** - ~CS [pin 2] - ~O1 [pin 5] - ~O2 [pin 7] - ~O3 [pin 9] - ~O4 [pin 11] - ~WE [pin 3] - A0 [pin 1] - A1 [pin 15] - A2 [pin 14] - A3 [pin 13] - D1 [pin 4] - D2 [pin 6] - D3 [pin 10] - D4 [pin 12] - GND [pin 8] - Vcc [pin 16] ### U2 (74LS189) RAM — [74LS189](https://www.flux.ai/javalos/74ls189.md) - Part Type: Integrated Circuit - Price: 1.10$ - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Fairchild - Datasheet URL: https://www.alldatasheet.com/datasheet-pdf/pdf/1132262/FAIRCHILD/74LS189.html - Manufacturer Part Number: 74LS189 **Pins:** - ~CS [pin 2] - ~O1 [pin 5] - ~O2 [pin 7] - ~O3 [pin 9] - ~O4 [pin 11] - ~WE [pin 3] - A0 [pin 1] - A1 [pin 15] - A2 [pin 14] - A3 [pin 13] - D1 [pin 4] - D2 [pin 6] - D3 [pin 10] - D4 [pin 12] - GND [pin 8] - Vcc [pin 16] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ieeecpp8bit/random-access-memory](https://www.flux.ai/ieeecpp8bit/random-access-memory).* --- *Generated from [https://www.flux.ai/ieeecpp8bit/random-access-memory](https://www.flux.ai/ieeecpp8bit/random-access-memory)*