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CPC5611 Datasheet(PDF) 5 Page - Clare, Inc. |
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CPC5611 Datasheet(HTML) 5 Page - Clare, Inc. |
5 / 18 page CPC5610/CPC5611 Rev. 9.0 www.clare.com 5 1.3 Pin Description Figure 2. Pinout Pin Name Function 1 VDD Host (CPE) side power supply 2 TXSM Transmit summing junction 3TX- Negative differential transmit signal to DAA from host 4TX+ Positive differential transmit signal to DAA from host 5 TX Transmit differential amplifier output 6 REFM Internal voltage reference 7 GND Host (CPE) side analog ground 8OH Assert logic low for off-hook operation 9RING Indicates ring signal, pulsed high to low 10 CID Assert logic low while on hook to place CID information on RX pins. 11 RX- Negative differential analog signal received from the telephone line. Must be AC coupled with 0.1 µF. 12 RX+ Positive differential analog signal received from the telephone line. Must be AC coupled with 0.1 µF. 13 SNP+ Positive differential snoop input 14 SNP- Negative differential snoop input 15 RXF Receive photodiode amplifier output 16 RX Receive photodiode summing junction 17 VDDL Power supply for line side, regulated from tip and ring. 18 RXS Receive isolation amp summing junction 19 RPB Receive LED pre-bias current set 20 BR- Bridge rectifier return 21 ZDC Electronic inductor and DC current limit 22 DCS2 DC feedback output 23 DCS1 V to I slope control 24 REFB 0.625 Vdc reference 25 GAT External MOSFET gate control 26 NTS Receive signal input 27 BR- Bridge rectifier return 28 TXSL Transmit photodiode summing junction 29 ZNT Receiver impedance set 30 ZTX Transmit transconductance gain set 31 TXF Transmit photodiode amplifier output 32 REFL 1.25 Vdc reference 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 VDD TXSM TX- TX+ TX REFM GND OH RING CID RX- RX+ SNP+ SNP- RXF RX REFL TXF ZTX ZNT TXSL BR- NTS GAT REFB DCS1 DCS2 ZDC BR- RPB RXS VDDL |
Similar Part No. - CPC5611 |
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Similar Description - CPC5611 |
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