322 Appendix N Market profile attributesNN40020-302ATA2 parametersThis section contains information for the ATA2 device. The ATA2 is either DR6 or DR7 mode.The mode is determined by the region in which you are located, and is not a modifiable userpreference. Refer to the following tables for a list of parameters in each mode.• ATA2 DR6 Market Support, Transmission, Loop Interface, Call Supervision, and Dial Pulseparameters on page 322• ATA2 DR7 Market Support, Transmission and Loop Interface parameters on page 324• ATA2 DR7 Call Supervision, Dial Pulse, and DTMF parameters on page 325ATA2 DR6Table 102 ATA2 DR6 Market Support, Transmission, Loop Interface, Call Supervision, andDial Pulse parameters (Sheet 1 of 2)Market profileMarketSupport TransmissionLoopInterfaceCallSupervision Dial PulseDuration (ms) DialPulseCodingSchemeDuration (ms)Localized?Terminal InputImpedanceRingingFrequency(Hz)Min/MaxRecallMinClearMin/MaxBreakMin/MaxMakeAustralia Yes 220 Ω + (820Ω || 120 nF)25 10/150 310 N 20/125 10/230Bahrain No (NorthAmericanBased A-Law)600 Ω 20 290/1010 1500 N 20/130 15/130Canada Yes 600 Ω 20 290/1010 1500 N 20/130 15/130Caribbean Yes 600 Ω 20 290/1010 1500 N 20/130 15/130Global No (NorthAmericanBased A-Law)600 Ω 20 290/1010 1500 N 20/130 15/130Hong Kong No (NorthAmericanBasedmu-Law)600 Ω 20 290/1010 1500 N 20/130 15/130Ireland No (UKbased) 300 Ω + (1000Ω || 220 nF) 25 10/150 310 N 20/125 10/230Mexico No (NorthAmericanBased A-Law)600 Ω 20 290/1010 1500 N 20/130 15/130New Zealand No (UKBased) 300 Ω +(1000 Ω ||220 nF)25 10/150 310 N 20/125 10/230North America Yes 600 Ω 20 290/1010 1500 N 20/130 15/130PRC No (NorthAmericanBased A-Law)600 Ω 20 290/1010 1500 N 20/130 15/130
