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multiplemonomials
A Data Acquisition System for Hackers
| Reference | Value | Description |
|---|---|---|
| Q1,Q2,Q7,Q8,Q12,Q13,Q17,Q18,Q22,Q23,Q27,Q28,Q32,Q33,Q37,Q38 | RVQ040N05 | Nch MOSFET, Vds max = 45V, Id max = 4A, Rdson @ 5Vgs = 45mΩ |
| Q3-Q6,Q9-Q11,Q14-Q16,Q19-Q21,Q24-Q26,Q29-Q31,Q34-Q36,Q39,Q40 | 2N7002 | 0.115A Id, 60V Vds, N-Channel MOSFET, SOT-23 |
| U1,U2,U7,U8,U11,U12,U15,U16,U19,U20,U23,U24,U27,U28,U31,U32 | RT9624CGQWA | Gate Driver 24V Max High-Side Voltage, Tri-State Input with Enable |
| U3,U5,U10,U14,U18,U22,U26,U30 | LM311DR | Voltage Comparator, DIP-8/SOIC-8, Supply Voltage 3.5-30V |
| U6,U9,U13,U17,U21,U25,U29,U33 | LM358 | Low-Power Dual Operational Amplifier, MiniSO-8, Supply Voltage 3-32V |
| U34,U35 | MCP23S17_SS | 16-bit I/O expander, SPI, interrupts, w pull-ups, SSOP-28 |
| U36 | SN74ACT17PWR | Hex Buffer Non-Inverting Push-Pull, TTL and CMOS-Compatible Inputs |
|---|
| U38 | SN74AHC1G125 | Single Tri-State Buffer, 2-5.5V, SOT-23-5 |
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| C1-C3,C7-C11,C14-C17,C20-C23,C26-C29,C33-C36,C39-C42,C45-C48 | 1µF | Unpolarized capacitor, small symbol |
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| C4-C6,C12,C13,C18,C19,C24,C25,C30,C32,C37,C38,C43,C44,C49-C52 | 100nF | Ceramic Cap 100nF +-10% 50V X7R 0603 |
|---|
| D1-D8 | AA3528SURSK | Red LED 100mcd 20mA Vf=1.95V |
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| D9-D11 | BAT54W | Schottky barrier diode, SOT-323 |
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| J1-J3 | MiniFit_Jr_5569_08A2 | Mini-Fit 2x4 Jack, Right Angle |
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| R1,R3,R16,R17,R31,R32,R44,R45,R57,R58,R70,R71,R83,R84,R96,R97 | 2.2 | Resistor 2.2 Ohms ±1% 0.1W |
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| R2,R15,R21,R22,R36,R37,R49,R50,R62,R63,R75,R76,R88,R89,R101,R102 | 1 | Resistor 1 Ohm ±1% 0.1W |
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| R4,R14,R30,R43,R56,R69,R82,R95 | 75k | Resistor 75k 1% 0.1W 0603 |
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| R5,R18,R33,R46,R59,R72,R85,R98 | 30k | Resistor 30k 1% 0.1W 0603 |
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| R6,R13,R23,R27,R29,R40,R42,R53,R55,R66,R68,R79,R81,R92,R94,R105,R106 | 10k | Resistor 10k 1% 0.1W 0603 |
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| R7,R25,R39,R52,R65,R78,R91,R104 | 33.2k | Resistor 33.2k 1% 0.1W 0603 |
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| R8,R9,R19,R24,R34,R38,R47,R51,R60,R64,R73,R77,R86,R90,R99,R103 | 133k | Resistor 133k 1% 0.1W 0603 |
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| R10,R20,R35,R48,R61,R74,R87,R100 | 14.7k | Resistor 14.7k 1% 0.1W 0603 |
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| R11,R12,R28,R41,R54,R67,R80,R93 | 150 | Resistor 150 ohm 1% 0.25W 1206 |
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| R107 | 33 | Resistor 33 ohm 1% 0.1W 0603 |
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