Intro-to-CAD-2026
frohro
This is the class project for the EE/CPTR section of Intro-to-CAD in 2026.
Components (57)
| Reference | Value | Description |
|---|---|---|
| Q1 | AO3401A | 30V 4A 44mΩ@10V,4.3A 1.4W 1.3V@250uA 1 Piece P-Channel SOT-23 MOSFETs ROHS |
| U1 | CJC4334H | CJC4334H Audio I2S Stereo DAC |
| U2 | PCM1808PWR | 24-bit, 99-dB SNR, 96-kHz stereo ADC with single-ended inputs |
| U4 | MS5351M | |
| U5,U8 | OPA1612AxD | Dual SoundPlus High Performance, Bipolar-Input Audio Operational Amplifiers, SOIC-8 |
| U6 | L78M05ABDT-TR | 62dB@(120Hz) 500mA Fixed 5V Positive electrode 35V TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS |
| U7 | SN74CBT3253 | |
| C1,C10-C13,C15,C20,C23,C30-C32,C38,C48,C50-C52 | 100nF | 100V 100nF X7R ±10% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C2,C5,C8,C9,C33-C35,C41,C42,C44,C45 | 10uF | 10uF 16V 3Ω@100kHz ±10% CASE-A-3216-18(mm) Tantalum Capacitors ROHS,50V 10uF X5R ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C3,C4,C21,C29 | 1uF | 50V 1uF X7R ±10% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C6,C7,C49,C53 | 2.2nF | 50V 2.2nF C0G ±5% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C14,C16,C19,C22,C24-C27 | 330pF | 50V 330pF C0G ±5% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C17,C36,C37,C46,C47 | 100uF | 100uF 6.3V 1.7Ω@100kHz ±10% CASE-B-3528-21(mm) Tantalum Capacitors ROHS |
| C18,C28 | 100pF | 50V 100pF C0G ±5% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C40 | 4.7pF | 50V 4.7pF C0G 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C43,C55 | 0.1u | |
| D1-D3 | SS14 | 40V Independent Type 1A 550mV@1A SMA(DO-214AC) Schottky Diodes ROHS |
| e1 | SGM2205-ADJXTDB8G/TR | 300mA, Low Noise, Low Dropout Regulator, Positive, Adjustable, TSOT-23-5 |
| e3-e5 | Groundloop_Insurance | Jumper, 2-pole, closed/bridged |
| J1 | ADC IN | |
| J5 | Conn_01x02 | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J8 | BNC | |
| J9 | DAC OUT | |
| J11 | SDR ANT | |
| J12 | SDR Out | |
| Je3 | Filter | Generic connector, single row, 01x04, script generated |
| JP1,JP86 | Jumper_2_Bridged | Jumper, 2-pole, closed/bridged |
| JP18,JP19,JP88 | GND_LP_SND | |
| R1,R4,R12,R13,R31,R32 | 10kΩ | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 10kΩ 0805 Chip Resistor - Surface Mount ROHS |
| R2,R3 | 430Ω | 100mW Thick Film Resistors 75V ±100ppm/°C ±1% 430Ω 0603 Chip Resistor - Surface Mount ROHS |
| R5 | 33kΩ | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 33kΩ 0805 Chip Resistor - Surface Mount ROHS |
| R6 | 12kΩ | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 12kΩ 0805 Chip Resistor - Surface Mount ROHS |
| R7,R10,R11,R20,R21 | 1Ω | 125mW Thick Film Resistors 150V ±1% ±400ppm/°C 1Ω 0805 Chip Resistor - Surface Mount ROHS |
| R8,R9 | 47Ω | 125mW Thick Film Resistors 150V ±1% ±200ppm/°C 47Ω 0805 Chip Resistor - Surface Mount ROHS |
| R14,R19,R30 | 10Ω | 100mW Thick Film Resistors 75V ±1% ±400ppm/°C 10Ω 0603 Chip Resistor - Surface Mount ROHS |
| R15,R23 | 4.7kΩ | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 4.7kΩ 0805 Chip Resistor - Surface Mount ROHS |
| R16-R18,R34-R38 | 33Ω | 125mW Thick Film Resistors 150V ±1% ±200ppm/°C 33Ω 0805 Chip Resistor - Surface Mount ROHS |
| R22,R33 | 560Ω | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 560Ω 0805 Chip Resistor - Surface Mount ROHS |
| R24-R27 | 100Ω | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 100Ω 0805 Chip Resistor - Surface Mount ROHS |
| R28 | 100kΩ | 125mW Thick Film Resistors 150V ±100ppm/°C ±1% 100kΩ 0805 Chip Resistor - Surface Mount ROHS |
| TP1 | L | |
| TP2 | R | |
| TP3 | I LO | |
| TP4 | Q LO | |
| TP5 | OSC | |
| TP6 | 180 | |
| TP7 | 270 | |
| TP10,TP12 | GND | |
| TP11 | VA/2 | |
| TP14 | 0 | |
| TP16 | 90 | |
| TP17 | I | |
| TP18 | Q | |
| TP25 | +5 | |
| TP26 | VDDA | |
| TR1 | H1102NLT | Ethernet LAN 10/100 Base-Tx Transformer with Center Taps |
| X1 | YC24.576MUBCE2O | 3.3V CMOS SMD Crystal Clock Oscillator, YC |