參數資料
型號： VSC7217
廠商： Vitesse Semiconductor Corporation.
英文描述： Multi-Gigabit Interconnect Chip
中文描述： 千兆位級互連芯片
文件頁數： 1/36頁
文件大小： 516K
代理商： VSC7217
VITESSE
SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 805/388-3700 FAX: 805/987-5896
Page 1
6/14/00
VITESSE
Preliminary Datasheet
VSC7217
Multi-Gigabit Interconnect Chip
G52325-0, Rev. 3.0
Features
4 ANSI X3T11 Fibre Channel and IEEE
802.3z Gigabit Ethernet Compliant Trans-
ceivers
Over 8 Gb/s Duplex Raw Data Rate
Redundant PECL Tx Outputs and Rx Inputs
8B/10B Encoder/Decoder per Channel,
Optional Encoder/Decoder Bypass Operation
“ASIC-Friendly
TM
” Timing Options for
Transmitter Parallel Input Data
Elastic Buffers for Intra/Inter-Chip Cable
Deskewing and Channel-to-Channel Align-
ment
Tx/Rx Rate Matching via IDLE Insertion/
Deletion
VSC7217 Block Diagram
Compatible with VSC7211/7212/7214
Fast-Locking CRU: 100-Bit Clock Periods
Received Data Aligned to Local REFCLK or to
Recovered Clock
PECL Rx Signal Detect and Cable Equalization
Per-Channel Serial Tx-to-Rx and Parallel Rx-to-
Tx Internal Loopback Modes
Clock Multiplier Generates Baud Rate Clock
Automatic Lock-to-Reference
JTAG Boundary Scan Support for TTL I/O
Built-In Self Test
3.3V Supply, 3.0W Typ, 3.5W Max.
256-pin, 27mm BGA Package
x20/x10
Clock Gen
Tx Clock
REFCLK
ENDEC
BIST
RESETN
WSI
DUAL
Channel
Align
WSO
TBCC
TBCB
4
10
Encode
8B/10B
D Q
TD(7:0)
C/DD
WSEND
8
8
PTXD-
RTXD+
KCHAR
RTXEND
PTXENC
PTXEND
PRXD-
RRXD+
RXP/RD
LBEND(1:0)
Recovery
Clk/Data
Decode
8B/10B
10
Buffer
Elastic
3
8
IDLED
KCHD
ERRD
RD(7:0)
8
RCLKD
10
Encode
8B/10B
D Q
TA(7:0)
C/DA
WSENA
8
8
PTXA-
RTXA+
RTXENA
PTXENA
PRXA-
RRXA+
RXP/RA
LBENA(1:0)
Recovery
Clk/Data
Decode
8B/10B
10
Buffer
Elastic
3
8
IDLEA
KCHA
ERRD
RA(7:0)
8
RCLKAN
10
Encode
8B/10B
D Q
TC(7:0)
C/DC
WSENC
8
8
PTXC-
RTXC+
RTXENC
PTXENB
PRXC-
RRXC+
RXP/RC
LBENC(1:0)
Recovery
Clk/Data
Decode
8B/10B
10
Buffer
Elastic
3
8
IDLEC
KCHC
ERRC
RC7:0)
8
RCLKCN
10
Encode
8B/10B
D Q
TB(7:0)
C/DB
WSENB
8
8
PTXB-
RTXB+
RTXENB
PRXB-
RRXB+
RXP/RB
LBENB(1:0)
Recovery
Clk/Data
Decode
8B/10B
10
Buffer
Elastic
3
8
IDLEB
KCHB
ERRB
RB(7:0)
8
RCLKBN
REFCLKP
TBERRC
TBERRB
TMODE(2:0)
RMODE(1:0)
FLOCK
TMS
TCK
TRSTN
TDO
BoScan
JTAG
CAP0 CAP1
TRANSMITTER
RECEIVER
LBTXD
LBTXC
LBTXB
LBTXA
RSDETD
RSDETC
RSDETB
RSDETA
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