J-6
Version 1.73 Copyright © 1997 Link Communications Inc. 1/18/97
Bill of Materials Cont...
Item Quantity Reference Part Description
_____________________________________________________________________________________
54 1 U2 M-8870 DTMF DECODER (LINK)
54a 1 U2 18 PIN DUAL LEAF SOCKET
55 1 U3 LM7805 TO-220 REGULATOR
55a 1 6-32" SCREW SCREW 6-32" PHILLIPS SCREW
56 3 U4,U5,U6 74HC4066 AUDIO SWITCH (LINK)
56a 3 U4,U5,U6 14 PIN DUAL LEAF SOCKET
57 1 U7 M-8880 DTMF TRANSIEVER (LINK)
57a 1 U7 20 PIN DUAL LEAF SOCKET
58 1 U8 74HC04 CMOS INVERTOR (LINK)
58a 1 U8 14 PIN DUAL LEAF SOCKET
59 1 U10 P3403AB TECCOR SIDACTOR
60 1 U11 MC34072P CMOS OP-AMP (LINK)
60a 1 U11 8 PIN DUAL LEAF SOCKET
61 1 U12 DS1286 CLOCK CHIP (LINK)
61a 1 U12 28 PIN MACHINED SOCKET
62 1 U13 TSP53C30 VOICE SYNTH. (LINK)
62a 1 U13 28 PIN 0.7" DUAL LEAF SOCKET
63 2 U14,U15 681000BLP 128K RAM CHIP (LINK)
63a 2 U14,U15 32 PIN DUAL LEAF SOCKET
64 1 U16 68HC16Z1 MICROPROCESSOR (LINK)
64a 1 U16 132 PIN AMP# 821949-5 SOCKET
64b 1 U16 COVER AMP# 82-1942-1 COVER
65 1 U17 DS1221 BACK-UP CHIP (LINK)
65a 1 U17 16 PIN DUAL LEAF SOCKET
66 1 U18 MAX232CPE RS-232 SERIAL CHIP (LINK)
66a 1 U18 16 PIN DUAL LEAF SOCKET
67 3 U19,U20,U21 74HC574 LINE DRIVER (LINK)
67a 3 U19,U20,U21 20 PIN DUAL LEAF SOCKET
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