

Microscope camera pcb
The carrier PCB for CM5 to sit onto and interface to a Pi HQ camera
- Size
- 60 × 90 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 44
- Nets
- 170
- Pads
- 396
- Tracks, vias
- 854, 155
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 18 Feb 2026
- Updated
- 27 Jul 2026
Overview
Microscope camera pcb is an open-source printed circuit board by Morphdust, from the Morphdust/microscope_camera_pcb repository on GitHub. It is a 4-layer board of 60 × 90 mm with 44 parts on 170 nets, routed with 854 tracks and 155 vias.
It is built around the 74AHCV17APWJ, AP22653W6 and RT9742SNGV. Its parts include 17 capacitors, 7 connectors, 5 resistors, 4 ICs and 4 switches. It belongs with the computers and single-board computers and interfaces and adapters boards and the Raspberry Pi (Linux) boards of this library.
Main components
374AHCV17APWJ
TSSOP-14-40℃~+125℃ 1 1.8V~5.5V 10.6ns@4.5V,50pF 16mA 16mA 20uA 74AHCV 8 Schmitt trigger Unidirectional TSSOP-14 Buffers, Drivers, Receivers, Transceivers ROHSNexperiaBuffers, Drivers, Receivers, TransceiversAP22653W6
SOT-26-40℃~+85℃ 1 2.1A 3V~5.5V 65mΩ Active High High Side Switch Short-Circuit Protection(SCP)、Over Voltage Protection、Undervoltage Protection(UVP)、Overcurrent Protection(OCP)、Overtemperature protection (OTP) SOT-26 Power Distribution Switches ROHSDiodes IncorporatedPower Distribution SwitchesRT9742SNGV
SOT-23-3-40℃~+85℃ 1 2.7V~6V 500mA 70mΩ Active High High Side Switch Short-Circuit Protection(SCP)、Undervoltage Protection(UVP)、Overcurrent Protection(OCP)、Over Temperature Protection SOT-23-3 Power Distribution Switches ROHSRichtek TechPower Distribution Switches
README
README.mdmicroscope_camera_pcb
A carrier PCB for the Raspberry Pi CM5, designed to interface with a Pi HQ camera via CSI for use as a microscope camera.

Features
- Camera: CSI connection to the Raspberry Pi HQ Camera
- Display: Waveshare 2.15" four-colour e-ink screen
- RTC: Coin cell battery backup for the real-time clock
- Connectivity: USB and SD card interfaces
- Controls: Four push buttons for:
- WPS
- Picture taking
- Two user-assignable buttons
Parts
44| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10u | Capacitor_SMD:C_0805_2012Metric | C1, C2, C7, C8 |
| 3 | 10uF | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C4, C5, C6 |
| 2 | 100n | Capacitor_SMD:C_0402_1005Metric | C12, C13 |
| 2 | 100nF | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C9, C16 |
| 2 | 22u | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C11, C14 |
| 2 | SB120 | Diode_SMD:D_1206_3216Metric | D1, D3 |
| 1 | 0.1u | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C17 |
| 1 | 0.1uF | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C10 |
| 1 | 100k | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | 100uF | Capacitor_Tantalum_SMD:CP_EIA-7343-31_Kemet-D | C3 |
| 1 | 13.3k | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 15k | Resistor_SMD:R_0603_1608Metric | R12 |
| 1 | 15u | Inductor_SMD:L_6.3x6.3_H3 | L1 |
| 1 | 1k | Resistor_SMD:R_0603_1608Metric | R1 |
| 1 | 49.9R | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 74AHCV17APW | Package_SO:TSSOP-14_4.4x5mm_P0.65mm | U3 |
| 1 | 75pF | Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C15 |
| 1 | AP22653W6 | Package_TO_SOT_SMD:SOT-23-6 | U6 |
| 1 | Barrel_Jack_MountingPin | Connector_BarrelJack:BarrelJack_CUI_PJ-063AH_Horizontal_CircularHoles | J4 |
| 1 | Battery_Cell | Battery:BatteryHolder_Multicomp_BC-2001_1x2032 | BT1 |
| 1 | ComputeModule5-CM5 | CM5IO:Raspberry-Pi-5-Compute-Module | Module1 |
| 1 | Conn_01x09_Socket | Connector_JST:JST_GH_SM09B-GHS-TB_1x09-1MP_P1.25mm_Horizontal | J7 |
| 1 | Conn_01x22_Female | CM5IO:Hirose_FH12-22S-0.5SH_1x22-1MP_P0.50mm_Horizontal | J5 |
| 1 | Disable 5V | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | JP1 |
| 1 | HDMI_D_1.4 | Connector_Video:HDMI_A_Amphenol_10029449-x01xLF_Horizontal | J1 |
| 1 | LED Green | LED_THT:LED_D1.8mm_W1.8mm_H2.4mm_Horizontal_O3.81mm_Z8.2mm | D2 |
| 1 | Micro_SD_Card_Det_Hirose_DM3AT | CM5IO:SDCARD_MOLEX_503398-1892 | J3 |
| 1 | Misc Button 0 | CM5IO:SW2_1825027-G_TEC | SW4 |
| 1 | Misc Button 1 | CM5IO:SW2_1825027-G_TEC | SW3 |
| 1 | Picture Button | CM5IO:SW2_1825027-G_TEC | SW1 |
| 1 | RT9742SNGV | Package_TO_SOT_SMD:TSOT-23_HandSoldering | U1 |
| 1 | Screw_Terminal_01x02 | TerminalBlock_MetzConnect:TerminalBlock_MetzConnect_Type011_RT05502HBLC_1x02_P5.00mm_Horizontal | J8 |
| 1 | TPS54202x | CM5IO:DDC0006A-IPC_A | U2 |
| 1 | USB3_A | CM5IO:CONN_484050003_MOL | J2 |
| 1 | WPS Button | CM5IO:SW2_1825027-G_TEC | SW2 |
Questions
How big is the Microscope camera pcb PCB?
It measures 60 × 90 mm and has 4 copper layers, 1.6 mm thick.
What parts does the Microscope camera pcb use?
44 parts, built around the 74AHCV17APWJ, AP22653W6 and RT9742SNGV. 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 Microscope camera pcb KiCad files?
From the Morphdust/microscope_camera_pcb repository on GitHub, at the commit this page was made from: the board is microscope_camera_pcb.kicad_pcb and its schematic RP-008099-DD-1-CM5 IO Board, revision 2, KiCAD files./CM5IO.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Microscope camera pcb design in my own project?
Its repository states no licence, so its author keeps all rights: ask Morphdust before reusing the design.
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