PARTS SUPPLIED WITH YOUR DCI2C KIT Capacitors € 2 22 pF disc capacitor (marked 22) [C7,8] € 1 470 pF disc capacitor (marked 470 or 471) [C1] € 2 .01µF disc capacitor (marked .01, 103 or 10 nF) [C2,6] € 6 0.1 µF disc capacitor (marked .1 or 104) [C5,10,11,12,14,15] € 1 10 µF electrolytic capacitors [C4] € 1 100 µF electrolytic capacitors [C3] Resistors € 3 220 ohms (red-red-brown) [R11,18] [one spare for testing] € 1 1K ohms (brown-black-red) [R3] € 8 10K ohms (brown-black-orange) [R2,8, 9,10,19,20, 21, 23] € 1 100K ohms (brown-black-yellow) [R4] € 1 330K ohms (orange-orange-yellow) [R6] Semiconductors and Integrated Circuits € 1 1N4000 series diode (black body with white band) [D1] -Note that 1N4002-1N4007 diodes may used.
€ 4 1N4148 diodes (small glass diode) [D2,3,10,11] € 2 2N3904 transistor (three leads TO-92 package marked 3904) [Q6, 7] € 1 7805 +5 volt voltage regulator [VR1] € 3 JUMBO red LED [D4,9] [one spare for testing] € 1 68HC908JK3 pre-programmed micro-controller (20 pin DIP) [U1] (marked with a sticker labeled DCI2rxx) € 1 HT9170B DTMF decoder IC (18 pin DIP) [U3] € 1 74HC154 4 to 16 line decoder (24 pin DIP) [U2] Miscellaneous Components € 1 2.1 mm DC power jack [J5] € 1 RJ11 modular phone jack (PCB mount) [J6] € 2 DPDT PC mount pushbutton switch [S1,2] € 1 3.579 MHz crystal (Marked 3.579 or 3.579545) [X1] € 2 #4-40x1 1/4” screws € 4 #4-40x3/16” screws € 2 black plastic switch caps € 1 10 pin dual row header [J2] € 1 20 pin dual row header [J1] € 1 20 pin IC Socket € 1 8” piece of 24AWG wire [for testing] € 4 Rubber Feet € 1 Case assembly (includes front panel, rear panel, top and bottom case shells) DCI2 8