Semiconductors > Telecommunication



56 Results  1 2  
Mfg. Part # Description Condition Price Buy
TELCOM
TC7660CPA
IC. DC/DC Converter. Charge pump. Package: 8 Dip. New (un-used) $3.00
SS1
SSI201B
IC, CMOS. Phoneme-based speech synthesizer. Package: 24 Pin. Used/Removed from equipment. Removed from equipment $7.00
Motorola Inc
MC145166FR2
IC, CMOS. Dual PLLs for 46/49 MHz cordless telephones. Package: SMD, manufactures sealed package T/R. Un-used but old $3.00
Motorola Inc
MC34012-2P
IC, telecom. Telephone tone ringer. Complete telephone bell ringer replacement with minimum of external parts. Direct drive for PZT transducers. High tone: 2080Hz. Low tone: 1664Hz. Warble tone: 13Hz. Output: 20Vp-p 20mA source or sink. Package: 8 Dip. New (un-used) $1.88
CISCO SYSTEMS
73-8545-02 07
HWIC board, requires plug-in p/s. "Brilliant" New (un-used) $29.85
Motorola Inc
MC34011AFN
IC. Electronic telephone circuit. Provides all basic telephone station apparatus functions in a single ic, including DTMF dialer, tone ringer, speech network and line voltage regulator. Package: PLCC SMD. From 27/Tube. In Mfr Packaging $4.99
MOSTEK
MK5089N
Integrated Tone Dialer DIP16 New. Digital divider logic, resistive ladder network, CMOS. Requires TV color burst crystal 3.579545MHz to provide eight different audio sinusoidial frequencies which are mixed to provide DTMF (Dual-Tone-Multi-Frequency) tones. New (un-used) $9.50
MOSTEK
MK5380N
IC, Telephone Tone Dialer, integrated. Direct telephone line operated. Uses  3.579545MHz color burst crystals to provide high accuracy tones. Uses Form A (N.O.) contacts or 2-of-8 keyboard. On-chip regulation of dual and single tone amplitudes. PDIP-16. New (un-used) $2.98
National Semiconductor Corp
LMC567CM
IC. Tone decoder, low power. Package: 8 SOIC SMD. New (un-used) $2.00
Motorola Inc
MC68681P
IC. Dual universal asynchronous receiver/transmitter. DUART. Package: 40 Dip/Used/Removed from equipment Used $12.99
MOSTEK
MK5375N
IC. Telephone dialer circuit, repertory tone/pulse dialer. Nominal supply 5V. Case: 18 Dip. In Mfr Packaging $10.00
Texas Instruments
TCM5087N
IC, telecom. Dual tone and single tone capability. Package: 16 Dip. Note: Designed to be interchangeable with Mostek MK5087. In Mfr Packaging $9.95
Motorola Inc
MC34017-3P
IC, telecom. Telephone tone dialer. Package: 8 Dip. New (un-used) $3.95
AMI
S9900P
IC. Programmable system interface. Package: 64 Dip, perfect socket pulls. Removed from equipment $25.00
SHARP
LR40992
IC. Pulse Dialer CMOS LSI. Last number redial. Package: 18 Dip. In Mfr Packaging $2.95
Texas Instruments
TMS99531NL
IC, telecom. Pulse and tone telephone dialer. Package: 14 Dip. New. New (un-used) $7.99
SIG
NE567T
IC. Tone decoder. Package: TO-39-8.  New (un-used) $6.50
Motorola Inc
LSC84309P
IC, telecom. Package: 28 Dip, used/socket pulls. Removed from equipment $1.50
TELECOM
TC7662ACPA
IC, DC/DC Converter. Charge Pump 3 to 18V.  Case: 8 Dip. New (un-used) $3.00
ST Microelectronics
LS288B
IC, telecom. Programmable telephone speech circuit. Package: 16 Dip. New. Note: Monolithic. New (un-used) $4.99
Motorola Inc
Dual PLLs for 46/49 MHz cordless telephones.
IC, CMOS. Dual PLLs for 46/49 MHz cordless telephones. Package: 16 SOG SMD. In Mfr Packaging $3.00
Sanyo
LC7365
IC, telecom. DTMF tone generator for pushbutton telephone. Package: 16 Dip. Bulk packaged. New (un-used) $3.50
Texas Instruments
TCM5089ANS
IC, CMOS. Tone encoder. Package: 16 Dip. New. Un-used but old $7.99
Motorola Inc
MC145160DW
IC, CMOS. Dual PLLs for 46/49 MHz cordless telephones. Telecom. Package: 20 SOG SMD wide. In Mfr Packaging $3.99
General Instruments
AY-5-9151B
IC. Telephone dialer circuit, variable IDP 500ms, 700ms, 800ms, CMOS. Case: 18 Dip. New (un-used) $21.99
Intel
P82586
IC. IEEE802.3 Ethernet lan coprocessor. Package: 48 Dip, socket pulls. Removed from equipment $10.00
UMC
UM91210C
IC, telecom. Tone/Pulse dialer. 32 Digit redial memory. Package: 18 Dip. Manufacture: Unicorn Microelectronics. New (un-used) $4.90
SHARP
LR4803
IC, telecom. CMOS pulse/tone dialer LSI providing 18-digit x 10 channel memory including a redial memory. Package: 18 Dip. New. New (un-used) $3.00
PLESSEY
ACE9030G GPS PR
IC, telecom. Audio processor/Radio interface and twin synthesizer, 3.6V to 5V operation. Package: SMD TQFP64-Pin, 10mm square. T&R. New (un-used) $3.99
Motorola Inc
MC34018P
IC. Voice switched speaker-phone circuit. Package: 28 Dip. New (un-used) $9.40
Sanyo
LC7363N
IC, telecom. DTMF, pulse switchable phone dialer. Package: 22 Dip. New (un-used) $4.00
Cherry Semi/On Semi
CS8204
IC, telecom. Tone ringer. Package: 8 Dip. Note: Re-tubed maybe used/removed from equipment. Good $7.00
Texas Instruments
TCM2914J
IC. Codec circuit. NMOS PCM w/Fil,2914 Cmptbl,u-Law & A-Law. Nominal supply 5V. Case: 24 Cdip. Condition unknown $19.94
MOSTEK
MK5087
IC, telecom. Dual tone and single tone capability. Package: 16 Cdip. New (un-used) $4.98
MOSTEK
MK5156J
IC, Ceramic DIP16. A-Law Companding CODEC. CMOS. +/-5V. Contains 2 circuits: A-to-D and D-to-A converters which conform to the A-law companding code. These 2 sections form a telecom coder-decoder for per-channel voice freq codecs. New (un-used) $9.75
ST Microelectronics
MK53732E
IC, telecom. Tone pulse dialer with last number and save function. Package: 18 Dip. New (un-used) $4.90
UNIDEN
UC1026
IC. Telecom. Package: 28 Dip. Note: Used/removed from equipment. Some leads are misplaced, from bulk. Removed from equipment $5.00
SHARP
LR48066
IC, telecom. CMOS pulse/tone dialer LSI providing auto-dialing and redial. With 16-digit x 20 channel automatic dialing memory and 32-digit redial memory. Package: 36 Quad Flat SMD. Bulk packaged. Leads may need a bit of work. New (un-used) $1.00
Motorola Inc
LSC94866P
IC, telecom. Package: 28 Dip. May be new, but with tarnishing leads. Un-used but old $2.99
UNIDEN
UC-1045
IC, telecom. Package: 42 Dip, some bent leads from bulk. New. New (un-used) $12.99
NEC
UPC1216V2
IC, audio. IF tuning signal processing circuit. Maximum frequency (Hz)=1.5M, nom supply (V)=18. Case: 19 Sip, staggered leads. Note: Cross NTE1518. Un-used but old $3.55
NEC
UPC1185H2
IC, telecom. Dual channel audio power output amplifier. Case: 12 power sip.  Un-used but old $2.19
NEC
UPC1032H
IC. Dual low noise preamplifier silicon bipolar monolithic. Case Sip. Un-used but old $0.88
UMC
UM9151
IC, telecom. Pulse dialer. Direct telephone line operation. Package: 18 Dip. Good $9.00
FUNAI
4740N5341
IC, telecom. Package: 42 Dip. Un-used but old $3.00
Motorola Inc
LSC93969P
IC, telecom. Proprietary number. Unknown function. Package: 40 Dip, bulk packaged. Note good condition. Removed from equipment $2.99
Motorola Inc
LSC93915P
IC, telecom. Proprietary number. Unknown function. Package: 40 Dip. Note: A3071. Good $1.50
Sanyo
LC7350
IC, telecom. Pulse dialer with redial function. Package: 18 Dip. Bulk packaged. New (un-used) $4.00
SGS THOMP
MK53731N-00
IC, telecom. Telephone dialer circuit, pulse tone switchable. single number. Package: 18 Dip.  New (un-used) $4.99
Sanyo
LC7363N
IC, telecom. DTMF, pulse switchable phone dialer. Package: 22 Dip. New (un-used) $4.00
56 Results  1 2