參數(shù)資料
型號： BBT3821LP-JH
廠商： Intersil
文件頁數(shù)： 1/75頁
文件大?。?/td> 0K
描述： IC RE-TIMER OCTAL 192-BGA
標準包裝： 90
類型： 時鐘和數(shù)據(jù)恢復（CDR），多路復用器
PLL： 無
輸入： CML
輸出： CML，CMOS
電路數(shù)： 1
比率 - 輸入:輸出： 8:8
差分 - 輸入:輸出： 是/是
頻率 - 最大： 1.59Gbps
電源電壓： 1.3 V ~ 2.5 V
工作溫度： 0°C ~ 70°C
安裝類型： 表面貼裝
封裝/外殼： 192-EBGA
供應商設備封裝： 192-EBGA-B（17x17）
包裝： 托盤
1
FN7483.2
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1-888-INTERSIL or 1-888-352-6832
| Intersil (and design) is a registered trademark of Intersil Americas Inc.
Copyright Intersil Americas Inc. 2005. All Rights Reserved
All other trademarks mentioned are the property of their respective owners.
BBT3821
Octal 2.488Gbps to 3.187Gbps/
Lane Retimer
Features
8 Lanes of Clock & Data Recovery and Retiming; 4 in
Each Direction
Differential Input/Output
Wide Operating Data Rate Range: 2.488Gbps to
3.1875Gbps, and 1.244Gbps to 1.59325Gbps
Ultra Low-Power Operation (195mW typical per lane,
1550mW typical total consumption)
Low Power Version Available for LX4 Applications
17mm Square Low Profile 192 pin 1.0mm Pitch EBGA
Package
Compliant to the IEEE 802.3 10GBASE-LX4(WWDM),
10GBASE-CX4, and XAUI Specifications
Reset Jitter Domain
Meets 802.3ae and 802.3ak Jitter Requirements with
Significant Margin
Received Data Aligned to Local Reference Clock for
Retransmission
Increase Driving Distance
LX4: Up to 40 inches of FR-4 Traces or 500 Meters of
MMF Fiber at 3.1875Gbps
CX4: Over 15 meters of Compatible Cable
Deskewing and Lane-to-Lane Alignment
0.13mm Pure-Digital CMOS Technology
1.5V Core Supply, Control I/O 2.5V Tolerant
Clock Compensation
Tx/Rx Rate Matching via IDLE Insertion/Deletion up to
±100ppm Clock Difference
Receive Signal Detect and 16 Levels of Receiver
Equalization for Media Compensation
CML CX4 Transmission Output with 16 Settable Levels of
Pre-Emphasis, Eight on XAUI Side
Single-Ended or Differential Input Lower-Speed Reference
Clock
Ease of Testing
Complete Suite of Ingress-Egress Loopbacks
Full 802.3ae Pattern Generation and Test, including
CJPAT & CRPAT
PRBS (both 223-1 and 13458 byte) Built-In Self Tests,
Error Flags and Count Output
JTAG and AC-JTAG Boundary Scan
Long Run Length (512 bit) Frequency Lock Ideal for
Proprietary Encoding Schemes
Extensive Configuration and Status Reporting via 802.3
Clause 45 Compliant MDC/MDIO Serial Interface
Automatic Load of BBT3821 Control and all XENPAK
Registers from EEPROM or DOM Circuit
Figure 1. FUNCTIONAL BLOCK DIAGRAM
Egress 2
Egress 0
Ingress 2
Ingress 0
Clock Multiplier
RFCP
RFCN
RX0N
RX0P
3.125G
Receive
Parallel
Data
MDIO/MDC
Register File
TX0N
TX0P
Deserializer
and Comma
Detector
8B/10B
Decoder
8B/10B
Encoder
& Mux
Clock &
Data
Recovery
Receive
FIFO
I2C Interface
MDC
MDIO
SDA
SCL
Ingress 3
Egress 3
Ingress 1
Egress 1
Data Sheet
July 20, 2005
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