ORT4622BC432I 查看數據表（PDF） - Agere -> LSI Corporation

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ORT4622BC432I

ORCA® ORT4622 Field-Programmable System Chip (FPSC) Four-Channel x 622 Mbits/s Backplane Transceiver

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Preliminary Data Sheet

March 2000

ORCA ORT4622 FPSC

Four-Channel x 622 Mbits/s Backplane Transceiver

ORT4622 Overview (continued)

TOH CLK

TX TOH CLK EN

TOH TX A

9

TX BUS A

LINE LBPK

(SOFT CTL)

TO RX TOH PROC.

TX TOH

PROCESSOR

FRAME

PROC.

QUAD CHANNEL

TRANSMITTER

TX CH A

(MACRO)

2 LVDS

OUT A

TOH TX B

9

TX BUS B

TX TOH

PROCESSOR

FRAME

PROC.

TX CH B

(MACRO)

2 LVDS

OUT B

TOH TX C

9

TX BUS C

TX TOH

PROCESSOR

FRAME

PROC.

TX CH C

(MACRO)

2 LVDS

OUT C

TOH TX D

9

TX BUS D

SYSTEM FRAME

SYSTEM CLOCK

LINE FRAME

PROT SWITCH A/B

12

DATA RX BUS A

DATA RX A EN

12

DATA RX BUS B

DATA RX B EN

PROT SWITCH C/D

12

DATA RX BUS C

DATA RX C EN

12

DATA RX BUS D

DATA RX D EN

TOH_EN

TOH RX A

TOH RX B

TOH RX C

TOH RX D

RX TOH CLK FPEN

RX TOH CLK EN

RX TOH FRAME

SOFT CTL

SOFT CTL

SOFT CTL

SOFT CTL

SOFT CTL

SOFT CTL

TX TOH

PROCESSOR

FRAME

CLOCK

77.76

MHz

FRAME

PROC.

TX CH D

(MACRO)

77.76

MHz

622 MHz

FDBK

REF

/8

PLL

622 MHz Clks

RX CH A

77.76 (MACROCELL)

MHz

POINTER

MOVER

STS48

RX CH B

(MACROCELL)

77.76

MHz

FIFO

RX CH C

(MACROCELL)

77.76

MHz

SOFT CTL

TOH CLK

SOFT CTL

CH A

CH B

SOFT CTL

CH C

RX TOH

PROCESSOR

CH D

SOFT CTL

RX CH D

(MACROCELL)

77.76

MHz

LVDS LPBK

(SOFT CTL)

QUAD CHANNEL

RECEIVER

CPU INTERFACE (ASYNC)

8

7

2 LVDS

OUT D

SYSTEM CLOCK

(77.76 MHz)

2 LVDS

IN A

2 LVDS

IN B

2 LVDS

IN C

2 LVDS

IN D

DEVICE I/O OR FPGA I/F SIGNALS (BIT STREAM SELECTABLE)

Figure 2. Architecture of ORT4622 Backplane Transceiver

Lucent Technologies Inc.

Lucent Technologies Inc.

5-8576 (F)

11

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