VSC8151QV Vitesse Semiconductor Corp., VSC8151QV Datasheet
VSC8151QV
Specifications of VSC8151QV
Related parts for VSC8151QV
VSC8151QV Summary of contents
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Advance Product Information VSC8151 Features • Integrated 2.488Gb/s Transceiver • SONET/SDH Transport Overhead Output • SONET/SDH Transport Overhead Modification • B1 Error Detection, Re-calculation, and Insertion General Description The VSC8151 is a 2.488Gb/s Section Termination device which both monitors and ...
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SONET/SDH STS-48/STM-16 Section Terminator SONET/SDH data is demultiplexed, framed, descrambled, and the 27 bytes of the section and line overhead are output. The BIP parity of the incoming signal is calculated and compared with the received B1 and B2 ...
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Advance Product Information VSC8151 The serial demux can be bypassed and the 16-bit single-ended PECL bus RXPIN[15:0] can be used to input SONET/SDH data for applications where the data has already been deserialized by a previous device. This mode is ...
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SONET/SDH STS-48/STM-16 Section Terminator The serial mux output can be bypassed and the 16-bit single-ended PECL bus TXPOUT[15:0] can be used to output modified SONET/SDH data or AIS to another device. These outputs are enabled by setting the DP ...
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Advance Product Information VSC8151 If the user chooses to use the CDR as a timing source even during AIS mode, the output of the CDR can be connected single ended to both RXSCLKIN and TXSCLKIN multi-drop connection can ...
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SONET/SDH STS-48/STM-16 Section Terminator Figure 5: Functional Block Diagram of Frame Acquisition Circuit FRD SL1 SL0 1:8 RXSIN DMX The frame boundary detection/verification is based on 12 bits of the A1/A2 overhead (See Figure 6) depending ...
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Advance Product Information VSC8151 Loss of Frame A Loss of Frame (LOF) defect is declared (RXLOF active high) when a Severely Errored Frame (SEF) con- dition persists for 3ms (R6-59). The LOF state detection is based on an integrating timer ...
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SONET/SDH STS-48/STM-16 Section Terminator (See Figure 7 suggested that RXOHCLK be used to clock an external counter with RXFPOUT providing a counter reset. This allows the counter value to be correlated to a specific output byte and ...
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Advance Product Information VSC8151 Data present on the TXOHIN[7:0] bus is written to the internal register addressed by TXADDR[5:0] on the ris- ing edge of TXWRENA. Assertion of TXOHWI (active high) during the overhead byte write cycle inhibits the modification ...
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SONET/SDH STS-48/STM-16 Section Terminator Line Overhead Modification It is understood that the ability to modify a portion of the line overhead is not permitted in a section termi- nation function. The ability has been included in ...
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Advance Product Information VSC8151 Table 1: VSC8151 Register File Mapping Register Name TXOHA[4:0] OHS0 OHS1 OHS2 OHS3 OHS4 OHS5 OHS6 OHS7 OHS8 OHL0 OHL1 OHL2 OHL3 OHL4 OHL5 OHL6 OHL7 OHL8 OHL9 OHL10 OHL11 OHL12 OHL13 OHL14 OHL15 OHL16 OHL17 ...
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SONET/SDH STS-48/STM-16 Section Terminator Configuration Register Definitions 1. OC12 | OC3 Multi-rate configuration control FRD0 Allows manual control of framing behavior. FRD0 state controls whether the ...
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Advance Product Information VSC8151 9. DD Disable descrambling 0 1 10. DS Disable scrambling 0 1 11. NS Non-SONET: Allows device to pass non-SONET data such as Gigabit Ethernet. NOTE: If non-SONET data is being transmitted, Frame Detect must be ...
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SONET/SDH STS-48/STM-16 Section Terminator AC Timing Characteristics E2 A1 RXOHOUT[7:0] RXOHCLK RXFPOUT Table 3: Overhead Output Timing (STS-48/STM-16 Mode) Parameter T Overhead output setup time with respect to RXOHCLK OHSU T Overhead output hold time with respect to RXOHCLK ...
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Advance Product Information VSC8151 Figure 9: Framing and B1 Error Output Timing RXFPOUT RXFRERR RXSEF Note: Waveforms not to scale Table 6: Framing and B1 Error Output Timing (STS-48/STM-16 Mode) Parameter T Frame Pulse Width FPW T Frame Boundary Error ...
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SONET/SDH STS-48/STM-16 Section Terminator Figure 10: Transmit Frame Pulse Timing Diagram Transmitted Frame bytes TXFPOUT Table 9: Transmit Frame Pulse Timing Parameter T Transmit Frame Pulse Width FPW T (OC-48) Transmitted Byte Cycle Time B T (OC-12) Transmitted Byte ...
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Advance Product Information VSC8151 RXSCLKIN- RXSCLKIN+ RXSIN+ RXSIN- Table 11: Serial Data Input Timing Parameter T Serial Receive clock period RXSCLKIN Serial Receive input data RXSIN setup time with respect T RXSSU to falling edge of RXSCLKIN+ Serial Receive input ...
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SONET/SDH STS-48/STM-16 Section Terminator Figure 14: Serial Data Output Timing Diagram TXSCLKIN+ TXSCLKIN- TXSOUT+ TXSOUT- Table 13: Serial Data Output Timing Parameter T Serial Receive clock period TXSCLKIN Propagation delay from rising edge of TXSCLKIN+/- to T TXSOUT output ...
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Advance Product Information VSC8151 Figure 16: Parallel Data Output Timing Diagram POUTCLK TXPOUT[15:0] Table 15: Parallel Data Output Timing Parameter T Parallel output clock period POUTCLK Propagation delay from falling edge of POUTCLK output edge of TXPOUT[15:0] ...
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SONET/SDH STS-48/STM-16 Section Terminator DC Characteristics Table 16: High-Speed Differential Inputs and Outputs (HSPECL) Parameter Description Data Output differential V voltage ODATA (Peak to Peak, Single-ended) Clock Output differential V voltage OCLK (Peak to Peak, Single-ended) Output common-mode V ...
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Advance Product Information VSC8151 Absolute Maximum Ratings Power Supply Voltage (V ) Potential to GND ............................................................................-0 +4 Power Supply Voltage (V ) Potential to GND ...........................................................................-0 +3 TTL Input Voltage Applied ..........................................................................................................-0.5 ...
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SONET/SDH STS-48/STM-16 Section Terminator Package Pin Descriptions Table 20: Pin Identification Signal Pin I/O VREF 1 PWR VCC 2 PWR VEE 3 PWR VMM 4 PWR NC 5 — CKREFP 6 CKREFN 7 VTERM 8 (RXSCLKIN) VCC 9 PWR ...
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Advance Product Information VSC8151 Table 20: Pin Identification Signal Pin I — — — — VMM 37 PWR VEE 38 PWR VCC 39 PWR EQULOOP — — ...
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SONET/SDH STS-48/STM-16 Section Terminator Table 20: Pin Identification Signal Pin I/O VEE 71 PWR VCC 72 PWR I_RCVCO — I_RCAIS — — — — — ...
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Advance Product Information VSC8151 Table 20: Pin Identification Signal Pin I/O TXADDR0 109 TXADDR1 110 TXADDR2 111 TXADDR3 112 TXWRENA 113 TXADDR4 114 VMM 115 PWR VCC 116 PWR VMM 117 PWR VEE 118 PWR VCC 119 PWR TXOHWI 120 ...
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SONET/SDH STS-48/STM-16 Section Terminator Table 20: Pin Identification Signal Pin I/O TXPOUT0 147 O VEE 148 PWR POUTCLK 149 O NC 150 — VCC 151 PWR VCC 152 PWR NC 153 — NC 154 — TEST 155 I TEST ...
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Advance Product Information VSC8151 Package Information EXPOSED HEATSINK 20.32 +/- .50 DIA. Pin 160 Pin 0.17 MAX. 160 Plastic Quad Flat Pack G52225-0, Rev. 2.9 12/1/99 741 Calle Plano, Camarillo, CA 93012 ...
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SONET/SDH STS-48/STM-16 Section Terminator Package Thermal Characteristics The VSC8151 is packaged in an 160 pin, 28mm x 28mm thermally enhanced PQFP (EDQUAD) with an exposed heatsink. These packages use industry-standard JDEC footprints, but have been enhanced to improve thermal ...
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Advance Product Information VSC8151 Ordering Information The order number for this product is formed by a combination of the device number, and package type. Device Type VSC8151: 2.488Gb/s SONET/SDH STS-48/STM-16 Section Terminator Notice This document contains information about a new ...
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SONET/SDH STS-48/STM-16 Section Terminator Page 30 741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896 VITESSE SEMICONDUCTOR CORPORATION Advance Product Information VITESSE SEMICONDUCTOR CORPORATION VSC8151 G52225-0, Rev. 2.9 12/1/99 ...