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USB1543 DAC - BOM (Breakout Of Material)
DAC/Preamp v1.0 and v1.1 materials:
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Part |
1st Choice |
2nd Choice |
Description |
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D1-16 |
MSR860 |
MUR860 |
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C1, C2, C3, C4, C10 |
Panasonic FC 1500uF |
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C9, C11 |
Nichicon PW 1000uf 50V Capacitors |
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C5, C6, C7, C8 |
BG N 47uF 50V |
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C12 |
BG NX 1000 25V |
Panasonic FC 1500uF |
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C21 |
BG N 47uF 50V |
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C22 |
Oscon 4.7uF |
Panasonic FC 10uF |
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C23, C25 |
Panasonic FC 10uF |
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C24 |
WIMA .01uF MKP |
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C26, C27 |
Sonicap 3uF 200V |
BG N 4.7 uF 50V |
I/V stage coupling capacitor |
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R1-R9 |
Dale 20R |
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R5 |
dual gang 50k Log pot (Jcar) |
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volume control |
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R13-R14 |
22R 1/4 Watt |
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R15, R16 |
1k5 1/4 Watt |
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R17 |
1M 1/4 Watt |
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R18, R20 |
Riken 2k7 1/2 Watt |
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I/V stage resistors |
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R19 |
Riken 1k5 1/2 Watt |
1k5 carbon or metal 1/4 Watt |
DAC reference resistor |
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L1-L4 |
Digikey PLK1077-ND |
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common mode line filter |
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L5-L6 |
Digikey P9818BK-ND |
jumper |
inductor bead |
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IC1,IC2 |
Digikey AN78L18-ND |
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18 volt regulator |
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IC3, IC4 |
Digikey AN79L18-ND |
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-18 volt regulator |
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IC5, IC6 |
Opa627BP or AP |
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mono opamp |
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IC7 |
PCM2706 or 2707 |
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USB to I2S converter/DAC |
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IC8 |
TDA1543 |
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DAC chip |
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IC9 |
Digikey AN8008 |
Digikey AN7808 |
8 volt regulator |
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IC10, IC11 |
Digikey 497-4258-1-ND |
3.3 volt regulator |
3.3 volt regulator |
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X1 |
Digikey ED90003-ND |
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USB-B connector |
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IEC1, IEC2 |
Digikey Q218-ND |
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IEC style power connector (not labled on the board) |
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Clock1 |
Mouser 549-C3390-12.000 |
12 Mhz clock ocillator |
clock for USB to I2S converter chip |
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T1 |
Digikey 237-1002-ND or MT1111-ND |
Digikey 237-1002-ND or MT1111-ND |
dual secondary 8VAC transformer for the DAC board |
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T2 |
Digikey 237-1002-ND or MT1111-ND |
Digikey 237-1005-ND or MT1123-ND |
dual secondary 15VAC transformer for the PreAmp board |
(Optional Reclocker) materials:
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Part |
1st Choice |
2nd Choice |
Description |
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48Mhz clock |
Digikey CTX315LVCT-ND |
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reclocker clock |
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(2) IC 8BIT SHIFT REGISTER 14-SSOP |
Digikey 568-2620-5-ND |
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IC REG LDO 3.3V SOT-89-3 |
Digikey 728-1022-1-ND |
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IC REG LDO 5.0V SOT-89-3 |
Digikey 728-1024-1-ND |
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INVERTER SGL TINYLOGIC SOT-23 |
Digikey NC7SZ04M5XCT-ND |
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(3) CAP TANTALUM 10UF 10V 20% SMD |
Digikey 493-2352-1-ND |
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(2) 22R SMD |
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47R SMD |
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(2) inductor beads |
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