3B1
2-2-8
Terminals (CN) Voltage Remarks
1-1 1-22 Analog RXIN signal, output
1-2 1-22 Analog MODRXD signal, output
1-3 1-20 3.3/0 V DC (pulse) RNGDET signal, output
1-4 1-22 Analog MODTXD signal, input
1-5 1-20 5/0 V DC (pulse) ONHOOK1 signal, output
1-6 1-20 5/0 V DC (pulse) ONHOOK2 signal, output
1-7 1-20 3.3/0 V DC (pulse) OFFHOOK signal, output
1-9 1-20 3.3/0 V DC (pulse) NCUTYPE2 signal, output
1-10 1-20 3.3/0 V DC (pulse) NCUTYPE3 signal, output*
1-11 1-20 3.3/0 V DC (pulse) TELSEL signal, input
1-12 1-20 3.3/0 V DC (pulse) FAXSEL signal, input
1-13 1-20 3.3/0 V DC (pulse) PLSDIL signal, input
1-14 1-20 3.3/0 V DC (pulse) EARTH signal, input*
1-15 1-20 3.3/0 V DC (pulse) DCCONT signal, input
1-16 1-20 3.3/0 V DC (pulse) SHUNT signal, input
1-19 1-20 5 V DC 5 V DC supply, input
1-21 1-22 12 V DC 12 V DC supply, input
*For 220-240 V specifications.
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