MFJ Multi-mode Data Controller -1278B User Manual page 377

MFJ-1278B MULTI-MODE
MFJ P/N Descrpition
310-3138 74HC138, 3-to-8 LINE DECODER U29#, U12#
310-0054 4053B, TRIPLE 2-CH
CMOS ANALOG SWITCH
310-0053 4052B, DIFFERENTIAL
4-CH CMOS ANALOG SWITCH
310-0040 4066, QUAD CMOS SWITCH
310-3021 74HCT21, DUAL 4-INPUT AND
310-3273 74HCT273, QUAD D FLIP FLOP
DIODES/LEDS
301-0012 1N754, 6.8 V ZENER
301-1004 1N4001, 1A RECTIFIER
301-1005 1N4006, 1A RECTIFIER
301-0003 1N4148, SWITCHING
301-1015 1N4746, 18 V ZENER
301-5257 1N5257B, 33 V ZENER
320-0001 RED LED, 5 MM ROUND
320-0003 YELLOW LED, 5 MM ROUND
320-0002 GREEN LED, 5 MM ROUND
TRANSISTORS:
APPENDIX I PARTS LIST
Component ID
U26, U35, U36
U32, U33, U34
U30, U31
U41*
U40
CR6, CR8
CR22, CR7, CR2, CR3, CR4
CR5
CR27, CR28
CR9, CR10, CR11, CR13
CR15, CR14, CR24, CR16
CR23, CR29, CR30, CR201
CR202, CR32, CR25, CR26
CR1
CR12, CR31
CR17, CR19, CR18, CR33
CR20
CR21