參數資料
| 型號： | SY87729LHI |
| 廠商： | Micrel Inc |
| 文件頁數： | 1/17頁 |
| 文件大小： | 0K |
| 描述： | IC SYNTHESIZER FRACT 3.3V 32TQFP |
| 標準包裝： | 250 |
| 系列： | AnyClock® |
| 類型： | 分數合成器 |
| PLL： | 是 |
| 主要目的： | 以太網，光纖通道，SONET/SDH/ATM |
| 輸入： | PECL |
| 輸出： | PECL |
| 電路數： | 1 |
| 比率 - 輸入:輸出： | 1:1 |
| 差分 - 輸入:輸出： | 是/是 |
| 頻率 - 最大： | 365MHz |
| 電源電壓： | 3.15 V ~ 3.45 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 32-TQFP 裸露焊盤 |
| 供應商設備封裝： | 32-EPAD-TQFP |
| 包裝： | 托盤 |
| 配用： | 576-1404-ND - BOARD EVAL N SY87729 EXPERIMENT |
SY87729L
3.3V AnyClock
, 10MHz to 365MHz
Fractional N Synthesizer
AnyClock and AnyRate are registered trademarks of Micrel, Inc.
MicroWire is a trademark of National Semiconductor
Micrel Inc. 2180 Fortune Drive San Jose, CA 95131 USA tel +1 (
408) 944-0800 fax + 1 (408) 474-1000 http://www.micrel.com
General Description
The SY87729L is a complete rate independent frequency
synthesizer integrated circuit. From a single reference
source, this device generates a differential PECL
reference frequency for Micrel's SY87721L 10Mbps to
2.7Gbps combined CDR and CMU.
The SY87729L generates an exactly correct reference
frequency for common data transport protocols. This is
especially important in transponder applications, where a
standards compliant protocol data unit must be generated
downstream, even in the absence of any signal from the
associated upstream interface.
In addition, SY87729L will generate exactly correct
reference frequencies for common data transport protocols
augmented by forward error correction codes.
For proprietary applications, the SY87729L generates
reference frequencies guaranteed to enable the SY87721L
CDR to lock to any possible baud rate in its range.
SY87729L accepts configuration via a MicroWire
interface.
Data sheets and support documentation can be found on
Micrel’s web site at: www.micrel.com.
AnyClock
Features
Fractional synthesizer from 10MHz to 365MHz from a
single 27MHz reference oscillator
Generates exactly the correct frequency for common
transport protocols with or without FEC
Directly enables SY87721L to lock onto any data rate
within its range
Exceeds BellCore and ITU jitter generation
specifications
Programmable via MicroWire interface
Available in 32-Pin EPAD-TQFP package
Applications
Metro access system
Transponders
Multiplexers: access, add drop mux
SONET/SDH/ATM-based transmission systems,
modules and test equipment
Broadband cross-connects
Fiber optic test equipment
Protocols supported:
OC-1, OC-3, OC-12, OC-48, ATM, Gigabit Ethernet,
Fast Ethernet, Fibre Channel, 2X Fibre Channel,
1394, InfiniBand, Proprietary Optical Transport
July 2011
M9999-072111-G
hbwhelp@micrel.com or (408) 955-1690
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相關代理商/技術參數 |
參數描述 |
|---|---|
| SY87729LHI-EVAL | 功能描述:BOARD EVAL N SY87729 EXPERIMENT RoHS:是 類別:編程器，開發系統 >> 評估演示板和套件 系列:SuperCOM™ 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:- 主要目的:電源管理，電池充電器 嵌入式:否 已用 IC / 零件:MAX8903A 主要屬性:1 芯鋰離子電池 次要屬性:狀態 LED 已供物品:板 |
| SY87729LHITR | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:3.3V AnyClock (10MHz to 365MHz) FRACTIONAL N SYNTHESIZER |
| SY87729LHY | 功能描述:時鐘合成器/抖動清除器 3.3V Fractional N Synthesizer (10MHz to 365MHz) (Lead Free/I Temp/32 pin TQFP) RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel |
| SY87729LHY TR | 功能描述:時鐘合成器/抖動清除器 3.3V Fractional N Synthesizer (10MHz to 365MHz) (Lead Free/I Temp/32 pin TQFP) RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel |
| SY87729LHYTR | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:3.3V AnyClock (10MHz to 365MHz) FRACTIONAL N SYNTHESIZER |
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