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Roland  

Semiconductors

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14012 Audio Power Amplifier Module
15712 Microprocessor
15756 MASK ROM
15778 MASK ROM
15790 MASK CPU
15823 MASK ROM
15856 EPROM Blank
16245 DRAM
19112 Integrated Circuit
19190 2M EPROM Programmed
19367 MASK CPU
19412 +5 Volt Positive Regulatorr
19467 +5 Volt Positive Regulatorr
19812 MASK CPU
120156 MASK CPU
120178 MASK ROM
120189 MASK ROM
120190 ROM 512K
120201 EPROM Programmed
120367 Integrated Circuit
120667 Dual D Flip-Flop
120678 Octal Bus Transceiver
120689 Dual 4-Input AND Gate
120690 Octal D Flip-Flop
120834 Dynamic RAM, 4M
120856 Integrated Circuit
120912 Quad 2-Input AND Gate
120923 MASK CPU
120945 Quad 2-Input NAND Gate
120956 Quad 2-Input OR Gate
121067 Integrated Circuit
121078 Integrated Circuit
121790 4M EPROM 
122734 16M MASK ROM
123123 Static RAM 256k
123901 Microprocessor
124256 LCD DRIVER
124267 EPROM Blank
124289 MASK ROM B
124456 MASK ROM
124734 OTP ROM VER1.40
125467 Quad 2-Input Multiplexer
126534 Static RAM 64K
126867 Static RAM
126912 +9 Volt Low Power Regulator
127289 Op Amp
127389 Microprocessor-A
127390 Microprocessor-B
127401 16M WAVE ROM
127490 Quad 2-Input AND Gate
127578 Custom LSI
127823 4M MASK ROM
127834 Power Amp Module
128545 Custom LSI
128890 Static RAM 64K
129278 Integrated Circuit
129412 EPROM
129523 MASK ROM - VER1.03
230201 Microprocessor
230212 Microprocessor
230634 Custom IC
230689 Integrated Circuit
231878 Quad 2-Input NAND Gate
231889 Quad 2-Input OR Gate
231890 Quad 2-Input AND Gate
232389 +5 volt Med. Power Positive Regulator
232390 -5 Volt Negative Low Power Regulator
232401 ROM <H> - VER2.02
232412 ROM <L> - VER2.02
232423  ROM <H> - VER2.02
232434 ROM <L> - VER2.02
232567 DAC Converter
232634 Dual D Flip Flop
232645 Integrated Circuit
232656 MASK ROM
232667 Microprocessor
233190 EPROM Programmed
233567 MASK ROM
233756 Quad 2-Input OR Gate
233778 Dual Low Noise Op Amp
233912 PS-RAM
234412 MASK ROM
234423 MASK ROM
234434 MASK ROM
234478 Audio Power Module
236067 -12 Volt  Negative Medium Power Regulator
236956 MASK CPU VER1.20
239090 Audio Power Amp Module
290689 Integrated Circuit
340889 CPU/OTP
340890 Microprocessor w/ROM
341378 Dynamic RAM 256k
341412 Microprocessor
341878 MASK ROM
341890 Dynamic RAM 245k
342723 Microprocessor
342978 MASK ROM
343012 MASK ROM
343023 MASK ROM
343034 MASK ROM
343912 MASK ROM
344390 +5v Positive Regulator
344401 Positive +5 Volt Regulator
344534 MASK CPU
344556 Quad 2-Input AND Gate Open Collector
344601 Microprocessor
344612 EPROM Programmed
344734 MASK ROM
345178 Microprocessor
345189 Voltage Regulator
345556 1M EPROM Programmed
345823 Static RAM
346390 4M EPROM
346401 4M EPROM
346412 1M EPROM
346445 Positive +16 Volt Regulator
346723 Integrated Circuit
347145 Integrated Circuit
347156 D/A Converter
347189 Reset Generator
347323 Dynamic RAM 245k
349056 PS-RAM
349690 Gate Array
349745 MASK ROM
349890 EPROM Programmed
450189 MASK ROM VER1.08
451234 EPROM Programmed
451345 EPROM Programmed
451356 EPROM Programmed
451578 MASK ROM
451589 MASK ROM
452134 MASK ROM VER. 1.02
452190 Microprocessor
452201 Microprocessor
452289 D/A Converter
452290 Dual Operational Amplifier
452301 Operational Amplifier
452678 2M EPROM VER2.00
453389 MASK ROM
455934 MASK ROM VER. 1.02
020-029 Audio PowerAmplifier Module
020-040 Low Power Quad Op Amp
12259738T0 3-to-8 Line Decoder/Multiplexer
12449394 Integrated Circuit
13209130 Linear Control
13249116 Quad 2-Input NAND Gate
13429345 NECTOR
13529110 IC Filter
15129143 Transistor Array
15129159 Dual Transistor
15139360X0 12-Bit Binary Counter
15149110B0 8-channel Transistor Array/Driver
15149116 Transistor Array
15149126 Transistor Array
15149138 BCD to 7-Seg. Latch/ Decoder/ Driver
15149150 Integrated Circuit
15159101H0 Quad 2-Input NOR Gate
15159101T0 Quad 2-Input NOR Gate
15159101Z0