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參數(shù)資料
| 型號： | ACS8944T |
| 廠商： | Semtech |
| 文件頁數(shù)： | 14/24頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC JITTER ATT MULT PLL 48-QFN |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 類型： | 時(shí)鐘/頻率發(fā)生器，多路復(fù)用器 |
| PLL： | 是 |
| 主要目的： | SONET/SDH |
| 輸入： | LVPECL |
| 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： | 155.52MHz |
| 電源電壓： | 3.135 V ~ 3.465 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 48-VFQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 48-QFN（7x7） |
| 包裝： | 管件 |
ADVANCED COMMUNICATIONS
FINAL
DATASHEET
Revision 3/November 2006 Semtech Corp.
Page 21
www.semtech.com
ACS8944 JAM PLL
CMU
Clock Multiplier Unit
ESD
Electrostatic Discharge
ESR
Equivalent Series Resistance
HBM
Human Body Model
I/O
Input/Output
JAM PLL
Jitter Attenuating, Multiplying Phase
Locked Loop
LDO
Low Voltage Drop-out
LVCMOS
Low Voltage CMOS
LVDS
Low Voltage Differential Signal
LVPECL
Low Voltage (3.3 V) PECL
OC-3/12
Optical Carrier Signal Level 3/12
155.52 Mbps/ 622.08 Mbps
PECL
Positive Emitter Coupled Logic
PFD
Phase and Frequency Detector
PLL
Phase Locked Loop
POR
Power-On Reset
p-p
peak-to-peak
PWM
Pulse Width Modulated
rms
root-mean-square
RoHS
Restrictive Use of Certain Hazardous
Substances (directive)
SDH
Synchronous Digital Hierarchy
SEC
SDH/SONET Equipment Clock
SETS
Synchronous Equipment Timing source
SONET
Synchronous Optical Network
STM-1/4/16
Synchronous Transport Module Levels
1/4: 155.52 Mbps/ 622.08 Mbps/
2.488 Gbps (SDH)
STS-12
Synchronous Transport Signal Level: 12,
622.08 Mbps (SONET)
UI
Unit Interval
uP (
P)
Microprocessor
WEEE
Waste Electrical and Electronic
Equipment (directive)
VCO
Voltage Controlled Oscillator
[1] ETSI EN 300 462-7-1 v1.1.2 (06/2001)
Transmission and Multiplexing (TM); Generic
requirements for synchronization networks; Part 7-1:
Timing characteristics of slave clocks suitable for
synchronization supply to equipment in local node
applications
[2] ETSI EN 302 084 V1.1.1 (2000-02)
Transmission and Multiplexing (TM); The control of jitter
and wander in transport networks
[3] ITU-T G.812 (06/1998)
Timing requirements of slave clocks suitable for use as
node clocks in synchronization networks
[4] ITU-T G.813 (08/1996)
Timing characteristics of SDH equipment slave clocks
(SEC)
[5] ITU-T G.823 (03/2000)
The control of jitter and wander within digital networks
which are based on the 2048 kbit/s hierarchy
[6] ITU-T G.824 (03/2000)
The control of jitter and wander within digital networks
which are based on the 1544 kbit/s hierarchy
[7] ITU-T G.825 (03/2000)
The control of jitter and wander within digital networks
which are based on the Synchronous Digital Hierarchy
(SDH)
[8] Telcordia GR-253-CORE, Issue 3 (09/ 2000)
Synchronous Optical Network (SONET) Transport
Systems: Common Generic Criteria
[9] RoHS Directive 2002/95/EC: Directive 2002/95/EC
of the European Parliament and of the Council of 27
January 2003 on the restriction of the use of certain
hazardous substances in electrical and electronic
equipment
[10] Waste Electrical and Electronic Equipment (WEEE)
Directive (2002/96/EC): Directive 2002/96/EC of the
European Parliament and of the Council of 27 January
2003 on waste electrical and electronic equipment
(WEEE)
Abbreviations
References and Related Standards
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| ACS8946 | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Jitter Attenuating, Multiplying Phase Locked Loop, with Protection Switch, for OC-12/STM-4 and GbE |
| ACS8946EVB | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Jitter Attenuating, Multiplying Phase Locked Loop, with Protection Switch, for OC-12/STM-4 and GbE |
| ACS8946T | 功能描述:IC JITTER ATT MULT PLL 48-QFN RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
| ACS8947T | 功能描述:IC JITTER ATT MULT PLL 48-QFN RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
| ACS9010 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Optoelectronic |
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