north america: 1-800-272-5273 europe: 32-11-300868 asia: 886-2-2523-6368 japan: 03-3980-2212 cybergate 356 note: for mechanical dimensions see pages 408-415 description clare s cyg21xx series daa modules provide a complete telephone line interface circuit in a small 1.07" x 1.07" x 0.4" package. the modules provide a fast and cost effective solution for designs that require an interface to the telephone line. the CYG2100 is designed to meet ptt and safety regulations in 13 countries. the cyg2110 and cyg2120 are designed to meet ptt regulations in france and spain, respectively. low distortion transformer signal coupling (0.01% max) complete ring detector circuit low power hookswitch electronic inductor/gyrator circuit surge protection v.32 bis /v.34 compatible ptt and safety regulations in 15 countries pc board mountable fcc compatible ul recognized file #: e174201 bsi certified: bs en 60950: 1992 certificate # 8123 babt recognized; listing pending home medical devices plant monitoring equipment security/alarm systems utility meters modems voicemail systems vending machines elevator control boxes network routers pbx systems pc mother boards telephony applications digital telephone answering machines CYG2100/cyg2110/cyg2120 applications features approvals parameter min typ max units isolation voltage - - 1500 v rms operational temperature 0 - 70 c storage temperature 0 - 100 c relative humidity 10 - 85 % (non-condensing) soldering temperature - - 260 c tip/ring load current (continuous) - - 120 ma hookswitch led drive current - - 50 ma hookswitch led reverse voltage - - 5 v ring detect phototransistor voltage v cc --20v ratings (@ 25 ? c)
specifications 357 note: for mechanical dimensions see pages 408-415 www.clare.com cybergate CYG2100/cyg2110/cyg2120 parameter conditions min typ max units dc electrical characteristics on-hook impedance @100vdc across pins 10 - - m ? 5,6 (r,t) off-hook line leakage current @100vdc across pins - - 10 a 5,6 (r,t) hookswitch resistance - - - 35 ? off-hook relay supply current @ v cc =5v 7 8 9 ma hookswitch power source - 4.75 5.0 20 v dc loop current - 5 - 120 ma mute relay supply current @ v cc =5v 7 8 9 ma ac signal path electrical characteristics return loss 300-3500hz 14 25 - db insertion loss transmit test circuit 1 - - 7 db receive test circuit 2 - - 7 db frequency response 300-3500hz -0.25 - +0.25 db longitudinal balance on-hook - 60 - - db off-hook - 40 - - db total harmonic distortion @350hz and -10dbm - - 0.01 % secondary load impedance line 1 and line 2 - 100 - ? primary source impedance tip and ring - 600 - ? ring detection circuit characteristics ringing voltage detection range 20-150-v rms CYG2100, cyg2110 29 - 150 v rms cyg2120 28 - 150 v rms ringing frequency detection range 50-70hz 15 - 70 hz ringer impedance 25hz - 18 - k ? ring output voltage (pulsed) v cc @+5v logic ?? ring present - - 0.8 v logic ?? ring not present - - v cc v surge, transient, and solation characteristics surge protection voltage tip and ring - - - 300 v isolation voltage (pins 1-7 to 10-11) 60 seconds - - 1500 v rms
358 north america: 1-800-272-5273 europe: 32-11-300868 asia: 886-2-2523-6368 japan: 03-3980-2212 note: for mechanical dimensions see pages 408-415 cybergate test circuits line1 line2 +v batt -v batt oh ring 10h 600 ? 10h tip ring v cc gnd mute rm 294 ? v t v lt i loop 1. cyg21xx transmit insertion loss g log v v tr lt t = 20 transmit insertion loss = +5v package pinouts +v batt -v batt 10h 600 ? 10h tip ring v r v lr i loop 2. cyg21xx receive insertion loss rm 294 ? ac source line1 line2 oh ring v cc gnd mute g log v v rc r lr = 20 receive insertion loss = +5v CYG2100/cyg2110/cyg2120 cyg21xx pinouts & definitions pin# i/o name function 1 i/o line1 transformer isolated audio signal coupling path for the telephone line. 2 i/o line2 transformer isolated audio signal coupling path for the telephone line. 3 o ring active low indicates an incoming ring signal. this is pulsed low by the ac ring signal at the ring frequency from 15-40hz. 4 i gnd connected to host system ground. 5 i oh driving this pin low asserts the off-hook condition. the hookswitch led is current limited by an internal 470 ? resistor. 6 i mute driving this pin low activates the mute relay for pulse dialing. the mute control is activated on or slightly before (tpms max.) the start of the first dial pulse, then kept active until the end (50ms max.) of the last dial pulse. the mute relay led is current limited by an internal 470 ? resistor. 7iv cc provides power to the hookswitch led. typically +5v for 8ma led current. led is current limited by an internal 470 ? resistor. v cc should not exceed 20v. 11 i/o ring connection to telephone line ring conductor. 10 i/o tip connection to telephone line tip conductor. top view 1 2 3 4 5 6 7 11 10 v cc gnd tip ring line 1 line 2 oh ring mute cyg21xx
359 note: for mechanical dimensions see pages 408-415 www.clare.com cybergate typical application hybrid circuit 5 3 ring oh 100 ? 1 2 10 6 7 11 4 to telephone line gyrator surge protector ring detect network v cc v cc 470 ? 56k ? hookswitch v cc line 2 line 1 mute ring gnd gnd v cc tx1 ** * tx2 rx oh relay ring tip 4.3v 4.3v c * uk/sweden = 350 ? all other countries = 100 ? ** installed for german/swiss daa module CYG2100/cyg2110/cyg2120
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