参数资料
型号: ICS843004AGILFT
厂商: IDT, Integrated Device Technology Inc
文件页数: 1/19页
文件大小: 0K
描述: IC SYNTHESIZER LVPECL 24-TSSOP
标准包装: 2,500
系列: HiPerClockS™, FemtoClock™
类型: 频率合成器
PLL: 带旁路
输入: 晶体
输出: LVPECL
电路数: 1
比率 - 输入:输出: 1:4
差分 - 输入:输出: 无/是
频率 - 最大: 226.66MHz
除法器/乘法器: 是/无
电源电压: 2.375 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 带卷 (TR)
其它名称: 843004AGILFT
DATA SHEET
ICS843004AGI REVISION A FEBRUARY 19, 2010
1
2010 Integrated Device Technology, Inc.
FemtoClock LVCMOS/Crystal-to-3.3V,
2.5V LVPECL Frequency Synthesizer
ICS843004I
General Description
The ICS843004I is a 4 output LVPECL synthesizer
optimized to generate Fibre Channel reference clock
frequencies. Using a 26.5625MHz 18pF parallel
resonant crystal, the following frequencies can be
generated based on the two frequency select pins
(F_SEL[1:0]): 212.5MHz, 187.5MHz, 159.375MHz, 156.25MHz,
106.25MHz, and 53.125MHz. The ICS843004I uses IDT’s 3rd
generation low phase noise VCO technology and can achieve 1ps or
lower typical rms phase jitter, easily meeting Fibre Channel jitter
requirements. The ICS843004I is packaged in a small 24-pin TSSOP
package.
Features
Four 3.3V differential LVPECL output pairs
Selectable crystal oscillator interface or LVCMOS/LVTTL
single-ended clock input
Supports the following output frequencies: 212.5MHz, 187.5MHz,
159.375MHz, 156.25MHz, 106.25MHz, 53.125MHz
VCO range: 560MHz – 680MHz
Output skew: 50ps (maximum)
RMS phase jitter @ 212.5MHz, using a 26.5625MHz crystal
(2.55MHz – 20MHz): 0.47ps (typical)
Full 3.3V or 2.5V supply modes
-40°C to 85°C ambient operating temperature
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
Bank A Frequency Table
HiPerClockS
ICS
Inputs
N Div. Value
M/N Div. Value
Output Frequency (MHz)
Input Frequency (MHz)
F_SEL1
F_SEL0
M Div. Value
26.5625
0
24
3
8
212.5
26.5625
0
1
24
4
6
159.375
26.5625
1
0
24
6
4
106.25
26.5625
1
24
12
2
53.125
26.04166
0
1
24
4
6
156.25
23.4375
0
24
3
8
187.5
Pin Assignment
ICS843004I
24-Lead TSSOP
4.4mm x 7.8mm x 0.925mm
package body
G Package
Top View
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
nQ1
Q1
VCCO
Q0
nQ0
MR
nPLL_SEL
nc
VCCA
F_SEL0
VCC
F_SEL1
nQ2
Q2
Q3
VCCO
VEE
nQ3
nc
nXTAL_SEL
TEST_CLK
VEE
XTAL_IN
XTAL_OUT
1
0
1
0
Phase
Detector
VCO
637.5MHz
(w/26.5625MHz
Reference)
M = 24 (fixed)
F_SEL[1:0]
0 0
÷3
0 1
÷4
1 0
÷6
1 1
÷12
2
OSC
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
nPLL_SEL
nXTAL_SEL
XTAL_IN
XTAL_OUT
TEST_CLK
MR
F_SEL[1:0]
Pulldown
26.5625MHz
Block Diagram
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ICS843004AGIT 制造商:ICS 制造商全称:ICS 功能描述:FEMTOCLOCKS-TM CRYSTAL-TO- 3.3V, 2.5V LVPECL FREQUENCY SYNTHESIZER
ICS843004AGLF 功能描述:IC SYNTHESIZER LVPECL 24-TSSOP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™, FemtoClock™ 标准包装:1,000 系列:Precision Edge® 类型:时钟/频率合成器 PLL:无 输入:CML,PECL 输出:CML 电路数:1 比率 - 输入:输出:2:1 差分 - 输入:输出:是/是 频率 - 最大:10.7GHz 除法器/乘法器:无/无 电源电压:2.375 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:16-VFQFN 裸露焊盘,16-MLF? 供应商设备封装:16-MLF?(3x3) 包装:带卷 (TR) 其它名称:SY58052UMGTRSY58052UMGTR-ND
ICS843004AGLFT 功能描述:IC SYNTHESIZER LVPECL 24-TSSOP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™, FemtoClock™ 标准包装:1,000 系列:- 类型:时钟/频率合成器,扇出分配 PLL:- 输入:- 输出:- 电路数:- 比率 - 输入:输出:- 差分 - 输入:输出:- 频率 - 最大:- 除法器/乘法器:- 电源电压:- 工作温度:- 安装类型:表面贴装 封装/外壳:56-VFQFN 裸露焊盘 供应商设备封装:56-VFQFP-EP(8x8) 包装:带卷 (TR) 其它名称:844S012AKI-01LFT
ICS843004AGT 制造商:ICS 制造商全称:ICS 功能描述:FEMTOCLOCKS⑩ LVCMOS/CRYSTAL-TO- 3.3V LVPECL FREQUENCY SYNTHESIZER
ICS843004AI01 制造商:ICS 制造商全称:ICS 功能描述:FEMTOCLOCKS-TM CRYSTAL-TO- 3.3V, 2.5V LVPECL FREQUENCY SYNTHESIZER