xtal 12kHz
Abstract: MX641 MX641DW MX641P Follower Voltage
Text: MX641 COMMUNICATION SEMICONDUCTORS DATA BULLETIN Dual SPM Detector PRELIMINARY INFORMATION Features Applications • Two 12kHz / 16kHz SPM Detectors on a Single Chip • Call Charge Applications on PABX Line Cards • Remote Telephone Applications • Detects 12 or 16kHz SPM Frequencies
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MX641
12kHz
16kHz)
16kHz
12kHz/16kHz
24-pin
MX641P
xtal 12kHz
MX641
MX641DW
MX641P
Follower Voltage
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AN549
Abstract: HC4P5504B1-5 HC-5504 HC-5504B HC-5504B1
Text: HC-5504B1 TM Data Sheet ITU Low Cost, PABX SLIC With 40mA Loop Feed The Intersil SLIC incorporates many of the BORSHT functions on a single IC chip. This includes DC battery feed, a ring relay driver, supervisory and hybrid functions. This device is designed to maintain transmission performance in
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HC-5504B1
AN549
HC4P5504B1-5
HC-5504
HC-5504B
HC-5504B1
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AN549
Abstract: HC3-5502B-5 HC4P5502B-5 HC-5502B HC-5504
Text: R HC-5502B UC T R O D C E M EN T P E T A OL E EP L O B S N D ED R B ME 504 Data COMSheetHC5 E August 2003 FN2884.7 EIA/ITU PABX SLIC with 30mA Loop Feed Features The Intersil SLIC incorporates many of the BORSHT functions on a single IC chip. This includes DC battery feed,
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HC-5502B
FN2884
AN549
HC3-5502B-5
HC4P5502B-5
HC-5502B
HC-5504
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4-wire to 2-wire hybrid
Abstract: pbx schematic AN549 HC4P5504B1-5 HC-5504 HC-5504B HC-5504B1
Text: HC-5504B1 Data Sheet ITU Low Cost, PABX SLIC With 40mA Loop Feed The Intersil SLIC incorporates many of the BORSHT functions on a single IC chip. This includes DC battery feed, a ring relay driver, supervisory and hybrid functions. This device is designed to maintain transmission performance in
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HC-5504B1
4-wire to 2-wire hybrid
pbx schematic
AN549
HC4P5504B1-5
HC-5504
HC-5504B
HC-5504B1
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Untitled
Abstract: No abstract text available
Text: MX641 COMMUNICATION SEMICONDUCTORS DATA BULLETIN Dual SPM Detector PRELIMINARY INFORMATION Features Applications • Two 12kHz / 16kHz SPM Detectors on a Single Chip • Call Charge Applications on PABX Line Cards • Remote Telephone Applications • Detects 12 or 16kHz SPM Frequencies
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MX641
12kHz
16kHz)
16kHz
12kHz/16kHz
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IN4007 diode
Abstract: TIP 27 low pass filter circuit 3.4khz RSG D3-0505N HC5515CM HC5515 HC5515CP HC5515IM HC5515IP PBL3860
Text: HC5515 Data Sheet October 1998 File Number ITU CO/PABX SLIC with Low Power Standby Features The HC5515 is a subscriber line interface circuit which is interchangeable with Ericsson’s PBL3860 for distributed central office applications. Enhancements include immunity
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HC5515
HC5515
PBL3860
IN4007 diode
TIP 27
low pass filter circuit 3.4khz
RSG D3-0505N
HC5515CM
HC5515CP
HC5515IM
HC5515IP
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TIP27C
Abstract: HC5526 HC5526CM HC5526CP HC5526IM HC5526IP PBL3764 465R
Text: HC5526 Data Sheet October 1998 File Number 4151.6 ITU CO/PABX SLIC with Low Power Standby Features The HC5526 is a subscriber line interface circuit that is compliant with CCITT standards. Enhancements include immunity to circuit latch-up during hot plug and absence of
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HC5526
HC5526
TIP27C
HC5526CM
HC5526CP
HC5526IM
HC5526IP
PBL3764
465R
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AN549
Abstract: AN9607 HC4P5524-9 HC-5524 HC9P5524-5
Text: HC-5524 Data Sheet February 1999 File Number 2798.6 EIA/ITU 24V PABX SLIC with 25mA Loop Feed Features The HC-5524 telephone Subscriber Line Interface Circuit integrates most of the BORSCHT functions on a monolithic IC. The device is manufactured in a Dielectric Isolation DI
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HC-5524
HC-5524
AN549
AN9607
HC4P5524-9
HC9P5524-5
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AN82
Abstract: SL376 SL377
Text: THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS SL377 ADVANCE INFORMATION DS2098-2.2 SL377 SUBSCRIBER LINE INTERFACE CIRCUIT The SL377 is a Subscriber Line Interface Circuit SLIC for use at the telephone exchange or PABX end of a telephone
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SL377
DS2098-2
SL377
AN82
SL376
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81F64842B
Abstract: siemens PABX ITB10384 ITB10385 PEB20560 "pcm 30" and siemens
Text: 21-929 Product Brief 18.03.1998 16:13 Uhr Seite 1 Product Brief DOC PEB 20560 DSP Oriented PBX Controller DOC Until recently designing a PBX/ PaBX Private Branch Exchange was relatively complicated because many ICs from several different semiconductor manufacturers needed to be carefully
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ITB10385
B115-H7194-X-X-7600
81F64842B
siemens PABX
ITB10384
ITB10385
PEB20560
"pcm 30" and siemens
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MAX4690
Abstract: spst reed relay 8 pin MAX4680 MAX4680CAE MAX4680CPE MAX4680CWE MAX4680EAE MAX4680EPE MAX4680EWE MAX4700
Text: 19-1513; Rev 0; 7/99 1.25Ω, Dual SPST, CMOS Analog Switches Applications Reed Relay Replacement Data Acquisition Systems Test Equipment Sample-and-Hold Circuits Communication Systems PBX, PABX Systems Features ♦ Low On-Resistance 1.25Ω max ♦ Guaranteed RON Match Between Channels
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MAX4700)
MAX4680CAE
MAX4680CWE
MAX4680CPE
MAX4680EAE
MAX4680EWE
MAX4680EPE_
MAX4680/MAX4690/MAX4700
MAX4690
spst reed relay 8 pin
MAX4680
MAX4680CAE
MAX4680CPE
MAX4680CWE
MAX4680EAE
MAX4680EPE
MAX4680EWE
MAX4700
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MAX391
Abstract: MAX4591 MAX4591CPE MAX4591CSE MAX4591CUE MAX4592 MAX4593
Text: 19-1539; Rev 0; 2/00 High-Speed, Single-Supply, Quad, SPST Analog Switches Features Applications Test Equipment Sample-and-Hold Circuits Disk Drives Guidance and Control Systems Tape Drives Military Radios Audio and Video Communications Systems Switching PBX, PABX
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DG611/DG612/DG613,
DG211/DG212/DG213
MAX4591CSE
MAX4591CPE
MAX4591EUE
MAX4591ESE
MAX4591EPE
MAX4591/MAX4592/MAX4593
MAX391
MAX4591
MAX4591CPE
MAX4591CSE
MAX4591CUE
MAX4592
MAX4593
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DIP40
Abstract: M088 M3488 M3488B1 M3488Q1 PQFP44 DIP-40L
Text: M3488 256 x 256 DIGITAL SWITCHING MATRIX . . . . . . . . . 256 INPUT AND 256 OUTPUT CHANNEL CMOS DIGITAL SWITCHING MATRIX COMPATIBLE WITH M088 BUILDING BLOCK DESIGNED FOR LARGE CAPACITY ELECTRONIC EXCHANGES, SUBSYSTEMS AND PABX NO EXTRA PIN NEEDED FOR NOT-BLOCKING SINGLE STAGE AND HIGHER CAPACITY
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M3488
DIP40
M088
M3488
M3488B1
M3488Q1
PQFP44
DIP-40L
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cm8870 dtmf decoder
Abstract: cm8870 dtmf decoder circuit diagram cm8870 DTMF 8888-2 CM8870 CM8888 CM8888-2 CM8870 applications
Text: CM8888/8888-2 CALIFORNIA MICRO DEVICES CMOS INTEGRATED DTMF TRANCEIVER Applications Paging systems Repeater systems/mobile radio Interconnect dialers PABX systems Computer systems Fax machines Pay telephones Credit card verification
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CM8888/8888-2
20-pin
28-pin
cm8870 dtmf decoder
cm8870 dtmf decoder circuit diagram
cm8870 DTMF
8888-2
CM8870
CM8888
CM8888-2
CM8870 applications
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AM7938
Abstract: No abstract text available
Text: INTEGRATED SERVICES DIGITAL NETWORK ISDN The six ICs on the following pages provide the bases for building terminal equipment and digital Private Automatic Branch Exchanges (PABXs) compatible to the Con sultative Committee for International Telephone and
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Am79C30
Am79C31
Am79C32
Am79C33
Am7936
AM7938
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Untitled
Abstract: No abstract text available
Text: AM I. S44278 u-Law Asynchronous Codec STANDARD PRODUCTS Single Chip Codecs With Filters February 1993 General Desriptlon The S44278 is a monolithic CMOS Codec suitable for PABXs and Digital Key Telephone Sets, etc. Pin Configuration Block Diagram r ts > r i
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S44278
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1N4148
Abstract: FX611 FX611J FX611LG
Text: ojnyn CML Semiconductor Products PRODUCT INFORMATION CY&1 ^ I" A D I I Subscriber Private Metering SPM Detector P u b lication D /6 1 1/6 F e b ru a ry 1993 P ro visio n a l Issue Features/Applications • • PABX and Payphone Applications Meets 12kHz and 16kHz SPM
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12kHz
16kHz
D/611/6
11nternal
FX611
24-pin
24-lead
15x46'
1N4148
FX611J
FX611LG
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Untitled
Abstract: No abstract text available
Text: MAY 1989 ttfP L E S S E Y PRELIMINARY INFORMATION Semiconductors. SL376 METERING SUBSCRIBER LINE INTERFACE CIRCUIT The SL376 is a Subscriber Line Interface Circuit (SLIC for use at the telephone exchange or PABX end of a telephone line. It provides power feed, transmits and receives
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SL376
SL376
PS2304
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Untitled
Abstract: No abstract text available
Text: =G 3 6 GEC P L E S S E Y [ s e m i c o n d u c t o r s NOVEMBER 1990 PRELIMINARY INFO RM A TIO N ! SL7953 SUBSCRIBER LINE INTERFACE CIRCUIT The SL7953 is a Subscriber Line Interface Circuit SLIC for use at the telephone exchange or PABX end of a telephone line.
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SL7953
SL7953
PS2448
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Untitled
Abstract: No abstract text available
Text: H A R R IS X HC-5504B1 Semiconductor ITU Low Cost, PABX SLIC W ith 40m A Loop Feed juiy 1998 Features Description • Low Cost Version of the HC-5504B The Harris SLIC incorporates m any o f the B O R S H T functions on a single IC chip. This includes DC battery feed, a ring relay
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HC-5504B1
HC-5504B
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Untitled
Abstract: No abstract text available
Text: 3*o SGS-THOMSON M3488 256 x 256 DIGITAL SWITCHING MATRIX P R E L IM IN A R Y D A T A • 256 INPUT AND 256 OUTPUT CHANNEL CMOS DIGITAL SW ITCHING MATRIX COM PATIBLE WITH M088 ■ BUILDING BLOCK DESIGNED FOR LARGE CAPACITY ELECTRONIC EXCHANGES, SUB SYSTEMS AND PABX
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M3488
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Untitled
Abstract: No abstract text available
Text: HCSS03 HARRIS S E M I C O N D U C T O R Ê M Low Cost 24V SLIC For PABX / Key Systems Ju ly 1998 Features Description • Wide Operating Battery Range -21V to -44V T h e H a rris H C 550 3 lo w c o s t S LIC is o p tim iz e d for use in sm a ll A n a lo g o r m ixed A n a lo g and D igital Key T elephone
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HCSS03
1-800-4-HARRIS
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Untitled
Abstract: No abstract text available
Text: HC-5504B HARRIS S E M I C O N D U C T O R EIA/ITU PABX SLIC with 40mA Loop Feed Features Description • Pin for Pin Replacement for the HC-5504 The Harris SLIC incorporates many of the B O R SH T functions on a single IC chip. This includes DC battery feed, a ring relay
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HC-5504B
HC-5504
1-800-4-HARRIS
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Untitled
Abstract: No abstract text available
Text: MX* CDM, INC. MX621 P re lim in a ry In fo rm a tio n LOW-POWER SPM DETECTOR FEATURES APPLICATIONS • • • • • Smartphones • PABX Systems • Payphones Meets 12kHz and 16kHz SPM Specifications Low -Pow er CM OS 3-5 Volt Operation SPM Tone Follow er and Packet Detection m odes
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MX621
12kHz
16kHz
MX621
433619M
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