參數(shù)資料
型號(hào): VSC6511RC
廠商: VITESSE SEMICONDUCTOR CORP
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Rotary Switch; Contact Current Max:1.5A; No. of Poles:2; No. of Switch Positions:11; Indexing:30 ; No. of Decks:2; Switch Terminals:Solder Lug; Circuitry:SPDT; Mounting Type:Panel; Switch Features:30 degrees Indexing RoHS Compliant: Yes
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP64
封裝: 10 X 10 MM,1 MM HEIGHT, EXPOSED PAD, TQFP-64
文件頁數(shù): 11/22頁
文件大?。?/td> 379K
代理商: VSC6511RC
VITESSE
SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 805/388-3700 FAX: 805/987-5896
Page 11
4/10/00
VITESSE
Advance Product Information
VSC6511
Deserializer/Reclocker at 1.485Gb/s
SMPTE-292M Serializer, Deserializer, and
G52311-0, Rev. 2.0
D
Functional Description: Deserializer Mode
The following functional blocks are used in the Deserializer mode of operation. Please refer to the Func-
tional Description at the beginning of this document for the a description of each of these blocks.
Clock Multiplier Unit (CMU)
Serial Input
Clock Recovery Unit
Deserializer
Descrambler and NRZI Decoder
CRC Checker
Frame Aligner and SAV/EAV output
Figure 6: Receive Timing Waveforms (Deserializer Mode)
Table 5: Receive AC Characteristics (Deserializer Mode)
Note: The RCLK output from the CRU is 40% high and 60% low by design.
Parameters
Description
Min.
Max.
Units
Conditions
T
1
TTL Outputs alid prior to
RCLK rise
TTL Outputs valid after
RCLK rise
TTL Output rise and fall
time
Data acquisition lock time
@ 1.485 Gb/s
3.0
ns.
T
2
2.0
ns.
T
R
, T
F
2.0
ns.
Between V
IL(MAX)
and
V
IH(MIN)
, into 10 pf. load.
T
LOCK
TBC
ms.
RCLK
D[0:19]
LINE
FRAME
CRCERR
T
2
Data Valid
T
1
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