IDT / ICS HCSL CLOCK GENERATOR 11 " />
參數(shù)資料
型號: ICS841654AGILFT
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 3/17頁
文件大?。?/td> 0K
描述: IC CLOCK GENERATOR 28-TSSOP
標(biāo)準(zhǔn)包裝: 1,000
系列: HiPerClockS™, FemtoClock™
類型: 時(shí)鐘發(fā)生器,扇出配送,多路復(fù)用器
PLL: 帶旁路
輸入: LVCMOS,LVTTL,晶體
輸出: HCSL,LVCMOS,LVTTL
電路數(shù): 1
比率 - 輸入:輸出: 2:5
差分 - 輸入:輸出: 無/是
頻率 - 最大: 125MHz
除法器/乘法器: 是/無
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: 28-TSSOP(0.240",6.10mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 帶卷 (TR)
其它名稱: 841654AGILFT
IDT / ICS HCSL CLOCK GENERATOR
11
ICS841654AGI REV. A APRIL 17, 2008
ICS841654I
FEMTOCLOCKS CRYSTAL-TO-HCSL CLOCK GENERATOR
SCHEMATIC LAYOUT
Figure 4 shows an example of ICS841654I application
schematic. In this example, the device is operated at V
CC
=
3.3V. The 18pF parallel resonant 25MHz crystal is used.
The C1 = 27pF and C2 = 27pF are recommended for
frequency accuracy. For different board layout, the C1 and
FIGURE 4. ICS841654I SCHEMATIC LAYOUT
nREF_OE
TL3
Zo = 50
+
-
RU2
Not Install
R8
10
R4
475
TL5
Zo = 50
C8
.1uf
Zo = 50
R5
33
VDDOA=3.3V
VDD
C4
27pF
VDDOB=3.3V
MR/nOE
VDD
VCCOA
C2
10u
+
-
VDDOA
R12
50
LVCMOS
X1
25MHz
RD2
1K
R1
33
To Logic
Input
pins
C1
0.1u
VDD
C5
0.1u
VDDA
VDD
R7
50
C6
0.1u
Set Logic
Input to
'0'
BYPASS
Logic Control Input Examples
R13
50
Using for PCI Express
Add-In Card
To Logic
Input
pins
R2
33
RD1
Not Install
VDD=3.3V
VDD
VCCOB
C7
.1uf
REF_SEL
R6
50
VDDOB
U1
ICS841654I
1
2
3
4
5
14
6
7
8
9
10
11
15
16
17
18
19
20
21
22
23
24
12
13
28
27
26
25
VDD
REF_OUT
GND
QA0
nQA0
VDDA
VDDOA
GND
QA1
nQA1
nREF_OE
BYPASS
GND
XTAL_OUT
XTAL_IN
VDD
MR/nOE
nQB1
QB1
GND
VDDOB
nQB0
REF_IN
REF_SEL
IREF
FSEL0
FSEL1
QB0
TL2
Zo = 50
C3
27pF
Set Logic
Input to
'1'
VDD
TL4
Zo = 50
FSEL0
18pF
HCSL Termination
FSEL1
REF_OUT
VDD
RU1
1K
Using for PCI Express
Point-to-Point
Connection
C2 may be slightly adjusted for optimizing frequency
accuracy. One example of HCSL and one example of
LVCMOS terminations are shown in this schematic. The
decoupling capacitors should be located as close as possible
to the power pin.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS841654AGIT 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:FEMTOCLOCKS? CRYSTAL-TO-HCSL CLOCK GENERATOR
ICS841654I 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:FEMTOCLOCKS? CRYSTAL-TO-HCSL CLOCK GENERATOR
ICS841664AGILF 功能描述:IC CLOCK GENERATOR 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:HiPerClockS™, FemtoClock™ 標(biāo)準(zhǔn)包裝:1,000 系列:Precision Edge® 類型:時(shí)鐘/頻率合成器 PLL:無 輸入:CML,PECL 輸出:CML 電路數(shù):1 比率 - 輸入:輸出:2:1 差分 - 輸入:輸出:是/是 頻率 - 最大:10.7GHz 除法器/乘法器:無/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:帶卷 (TR) 其它名稱:SY58052UMGTRSY58052UMGTR-ND
ICS841664AGILFT 功能描述:IC CLOCK GENERATOR 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:HiPerClockS™, FemtoClock™ 標(biāo)準(zhǔn)包裝:1,000 系列:- 類型:時(shí)鐘/頻率合成器,扇出分配 PLL:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 除法器/乘法器:- 電源電壓:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:56-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:56-VFQFP-EP(8x8) 包裝:帶卷 (TR) 其它名稱:844S012AKI-01LFT
ICS841664I 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:FEMTOCLOCK? CRYSTAL-TO-HCSL CLOCK GENERATOR