

CS5464 Breakout
Cirrus Logic CS5464 Single phase energy monitor breakout
- Size
- 35.6 × 27.9 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 37
- Nets
- 29
- Pads
- 94
- Tracks, vias
- 299, 35
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 27 Dec 2018
- Updated
- 1 Feb 2020
Overview
CS5464 Breakout is an open-source printed circuit board by whatnick, from the whatnick/CS5464_Breakout repository on GitHub. It is a 2-layer board of 35.6 × 27.9 mm with 37 parts on 29 nets, routed with 299 tracks and 35 vias.
It is built around the CS5464-ISZ. Its parts include 12 capacitors, 10 resistors, 1 IC, 1 connector and 1 crystal. It belongs with the interfaces and adapters boards of this library.
Main components
1README
README.mdCS5464 Cirrus Logic AC-Energy Monitor Breakout
Minimal breakout board to test and develop drivers for the Cirrus Logic CS5464 Single-phase Energy Monitor ASIC.
Arduino code available here
Features include:
- RC networks for sampling Voltage and Current.
- Crystal to provide clock to ASIC.
Board Plots
Board Front

Board Back

3D Render

Parts
37| Qty | Value | Footprint | References |
|---|---|---|---|
| 6 | 1K | Resistor_SMD:R_0603_1608Metric | R5, R6, R7, R8, R9, R10 |
| 6 | 27nF | Capacitor_SMD:C_0603_1608Metric | C1, C2, C3, C4, C5, C6 |
| 4 | 2.4R | Resistor_SMD:R_0603_1608Metric | R1, R2, R3, R4 |
| 3 | 100nF | Capacitor_SMD:C_0603_1608Metric | C10, C11, C12 |
| 3 | C_Small | Capacitor_SMD:C_0603_1608Metric | C7, C8, C9 |
| 1 | 4.096MHz | Crystal:Crystal_SMD_HC49-SD | Y1 |
| 1 | CPUCLK | TestPoint:TestPoint_Pad_1.5x1.5mm | CCLK1 |
| 1 | CS5464-ISZ | Package_SO:SSOP-28_5.3x10.2mm_P0.65mm | U1 |
| 1 | Conn_01x10 | Connector_PinHeader_2.54mm:PinHeader_1x10_P2.54mm_Vertical | J1 |
| 1 | IN2 | TestPoint:TestPoint_Pad_1.5x1.5mm | IN2 |
| 1 | IP2 | TestPoint:TestPoint_Pad_1.5x1.5mm | IP2 |
| 1 | LOGO | Whatnick_logo:Whatnick_logo | G1 |
| 1 | Logo_Open_Hardware_Small | Symbol:OSHW-Logo2_7.3x6mm_SilkScreen | LOGO1 |
| 1 | MODE | TestPoint:TestPoint_Pad_1.5x1.5mm | MODE1 |
| 1 | PFMON | TestPoint:TestPoint_Pad_1.5x1.5mm | PFMON1 |
| 1 | ~E1 | TestPoint:TestPoint_Pad_1.5x1.5mm | ~E1 |
| 1 | ~E2 | TestPoint:TestPoint_Pad_1.5x1.5mm | ~E2 |
| 1 | ~E3 | TestPoint:TestPoint_Pad_1.5x1.5mm | ~E3 |
| 1 | ~INT | TestPoint:TestPoint_Pad_1.5x1.5mm | ~INT1 |
| 1 | ~RESET | TestPoint:TestPoint_Pad_1.5x1.5mm | ~RESET1 |
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Questions
How big is the CS5464 Breakout PCB?
It measures 35.6 × 27.9 mm and has 2 copper layers, 1.6 mm thick.
What parts does the CS5464 Breakout use?
37 parts, built around the CS5464-ISZ. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the CS5464 Breakout KiCad files?
From the whatnick/CS5464_Breakout repository on GitHub, at the commit this page was made from: the board is CS5464_Breakout.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the CS5464 Breakout design in my own project?
Its repository states no licence, so its author keeps all rights: ask whatnick before reusing the design.