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| PM5349 |
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DATASHEET |
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ISSUE 6 |
| SATURN USER NETWORK INTERFACE |
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Pin Name | Type | Pin | Function | |
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RFPO1 | Output | AA12 | The Receive Frame Pulse Output (RFPO), when the | |
RFPO2 |
| AB12 | framing alignment is found (the OOF register bit is | |
RFPO3 |
| AC13 | logic zero), is an 8 kHz signal derived from the | |
RFPO4 |
| AB13 | receive line clock. RFPO pulses high for one RCLK | |
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| cycle every 2430 RCLK cycles | |
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| RFPO is updated on the rising edge of RCLK. | |
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| This pin is available independently for each channel. | |
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RALRM1 | Output | AA14 | The Receive Alarm (RALRM) output indicates the | |
RALRM2 |
| AC15 | state of the receive framing. RALRM is low if no | |
RALRM3 |
| Y14 | receive alarms are active. RALRM is high if line AIS | |
RALRM4 |
| AB15 | (LAIS), path AIS (PAIS), line RDI (LRDI), path RDI | |
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| (PRDI), enhanced path RDI (PERDI), loss of signal | |
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| (LOS), loss of frame (LOF), out of frame (OOF), | |
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| loss of pointer (LOP), loss of cell delineation (LCD), | |
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| signal fail BER (SFBER), signal degrade BER | |
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| (SDBER), or path signal label mismatch (PSLM) is | |
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| detected in the associated channel. Each alarm can | |
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| be individually enabled using bits in the S/UNI- | |
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| QUAD Channel Alarm Control registers #1 and #2. | |
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| RALRM is updated on the rising edge of RCLK. | |
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| This pin is available independently for each channel. | |
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TXD1+ | Differential | C1 | The transmit differential data outputs (TXD+, | |
TXD1- | TTL output | D2 | contain the 155.52 Mbit/s transmit stream. | |
TXD2+ |
| E1 | This pin is available independently for each channel. | |
TXD2- | (externally | F2 | ||
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TXD3+ | converted | T2 |
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TXD3- | to PECL) | U1 |
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TXD4+ |
| W2 |
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TXD4- |
| Y1 |
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Proprietary and Confidential to | 13 |