Copyright 2005 Cirrus Logic, Inc. DS651UM23 Version 2.3 CobraNet Hardware User’s Manual Hardware
參數(shù)資料
型號(hào): SY89230UMG
廠商: Micrel Inc
文件頁數(shù): 14/15頁
文件大?。?/td> 0K
描述: IC CLOCK DIVIDER LVPECL 16-MLF
標(biāo)準(zhǔn)包裝: 100
系列: Precision Edge®
類型: 時(shí)鐘除法器
PLL:
輸入: CML,LVDS,PECL
輸出: LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 1:1
差分 - 輸入:輸出: 是/是
頻率 - 最大: 3.2GHz
除法器/乘法器: 是/無
電源電壓: 2.375 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤,16-MLF?
供應(yīng)商設(shè)備封裝: 16-MLF?(3x3)
包裝: 管件
產(chǎn)品目錄頁面: 1090 (CN2011-ZH PDF)
其它名稱: 576-2112-5
576-2112-5-ND
576-2964-5
8
Copyright 2005 Cirrus Logic, Inc.
DS651UM23
Version 2.3
CobraNet Hardware User’s Manual
Hardware
3.0 Hardware
Figure 2 shows a high-level view of the CobraNet CM-2 interface hardware architecture.
Figure 2. CobraNet Interface Hardware Block Diagram
Flash memory holds the CobraNet firmware and management interface variable settings.
The CS1810xx or CS4961xx network processor is the heart of the CobraNet interface. It
implements the network protocol stacks and performs the synchronous-to-isochronous
and isochronous-to-synchronous conversions. The network processor has a role in
sample clock regeneration and performs all interactions with the host system.
The sample clock is generated by a voltage-controlled crystal oscillator (VCXO)
controlled by the network processor. The VCXO frequency is carefully adjusted to achieve
lock with the network clock.
The Ethernet controller is a standard interface chip that implements the 100-Mbit Fast
Ethernet standard. As per Ethernet requirements the interface is transformer isolated.
VCXO
Ethernet
Magnetics
Clock
Audio
Serial
Host
Control
Clock
CobraNet CM-2
Module
Flash
Memory
Ethernet
Controller
CS1810xx/
CS4961xx
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SY89230UMG TR 功能描述:時(shí)鐘驅(qū)動(dòng)器及分配 Divide-by-3 and 5 LVPECL Clock Divider with Internal Termination and FSI (3.2GHz) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel
SY89230UMGTR 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:3.2GHz Precision, LVPECL ÷3, ÷5 Clock Divider
SY89231U 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:1GHz Precision, LVPECL ±3, ±5 Clock Divider with Fail-Safe Input and Internal Termination
SY89231UMG 功能描述:時(shí)鐘驅(qū)動(dòng)器及分配 Divide-by-3 and 5 LVDS Clock Divider with Internal Termination and FSI (3.2GHz) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel
SY89231UMG TR 功能描述:時(shí)鐘驅(qū)動(dòng)器及分配 Divide-by-3 and 5 LVDS Clock Divider with Internal Termination and FSI (3.2GHz) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel