PABX Search Results

227G

Contextual Info: TO SHIBA PHOTOCOUPLER SEMICONDUCTOR TOSHIBA TECHNICAL TLP227G, TLP227G-2 DATA PHOTO RELAY TENTATIVE DATA T LP 227G CORDLESS TELEPHONE PABX MODEM The TOSHIBA TLP227G series consist of a gallium arsenide infrared emitting diode optically coupled to a photo-MOS FET in a plastic

AM7938

Contextual Info: 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

xtal 12kHz

Abstract: MX641 MX641DW MX641P Follower Voltage
Contextual Info: 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

Contextual Info: 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

AN549

Abstract: HC4P5504B1-5 HC-5504 HC-5504B HC-5504B1
Contextual Info: 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

1N4148

Abstract: FX611 FX611J FX611LG
Contextual Info: 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

Contextual Info: 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

Contextual Info: =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.

AN549

Abstract: HC3-5502B-5 HC4P5502B-5 HC-5502B HC-5504
Contextual Info: 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,

4-wire to 2-wire hybrid

Abstract: pbx schematic AN549 HC4P5504B1-5 HC-5504 HC-5504B HC-5504B1
Contextual Info: 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

Contextual Info: 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

IN4007 diode

Abstract: TIP 27 low pass filter circuit 3.4khz RSG D3-0505N HC5515CM HC5515 HC5515CP HC5515IM HC5515IP PBL3860
Contextual Info: 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

TIP27C

Abstract: HC5526 HC5526CM HC5526CP HC5526IM HC5526IP PBL3764 465R
Contextual Info: 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

AN549

Abstract: AN9607 HC4P5524-9 HC-5524 HC9P5524-5
Contextual Info: 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

Contextual Info: 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

AN82

Abstract: SL376 SL377
Contextual Info: 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

81F64842B

Abstract: siemens PABX ITB10384 ITB10385 PEB20560 "pcm 30" and siemens
Contextual Info: 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

MAX4690

Abstract: spst reed relay 8 pin MAX4680 MAX4680CAE MAX4680CPE MAX4680CWE MAX4680EAE MAX4680EPE MAX4680EWE MAX4700
Contextual Info: 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

MAX391

Abstract: MAX4591 MAX4591CPE MAX4591CSE MAX4591CUE MAX4592 MAX4593
Contextual Info: 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

DIP40

Abstract: M088 M3488 M3488B1 M3488Q1 PQFP44 DIP-40L
Contextual Info: 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

Contextual Info: 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

Contextual Info: 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

Contextual Info: 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

cm8870 dtmf decoder

Abstract: cm8870 dtmf decoder circuit diagram cm8870 DTMF 8888-2 CM8870 CM8888 CM8888-2 CM8870 applications
Contextual Info: 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