參數(shù)資料
型號(hào): ICS810252BKI-02
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 312.5 MHz, OTHER CLOCK GENERATOR, QCC32
封裝: 5 X 5 MM, 0.925 MM HEIGHT, MO-220VHHD, VFQFN-32
文件頁(yè)數(shù): 1/19頁(yè)
文件大小: 362K
代理商: ICS810252BKI-02
VCXO JITTER ATTENUATOR &
ICS810252I-02
IDT / ICS VCXO JITTER ATTENUATOR/MULTIPLIER
1
ICS810252BKI-02 REV. A NOVEMBER 7, 2007
FEMTOCLOCK MULTIPLIER
GENERAL DESCRIPTION
The
ICS810252I-02
is
a
member
of
the
HiperClockSfamily of high performance clock
solutions from IDT. The ICS810252I-02 is a PLL
based synchronous multiplier that is optimized for
PDH or SONET to Ethernet clock jitter attenuation
and frequency translation. The device contains two internal
frequency multiplication stages that are cascaded in series.
The first stage is a VCXO PLL that is optimized to provide
reference clock jitter attenuation. The second stage is a
FemtoClock frequency multiplier that provides the low jitter,
high frequency Ethernet output clock that easily meets Gigabit
and 10 Gigabit Ethernet jitter requirements. Pre-divider and
output divider multiplication ratios are selected using device
selection control pins. The multiplication ratios are optimized
to support most common clock rates used in PDH, SONET
and Ethernet applications. The VCXO requires the use of an
external, inexpensive pullable crystal. The VCXO uses external
passive loop filter components which allows configuration of
the PLL loop bandwidth and damping characteristics. The
device is packaged in a space-saving 32-VFQFN package and
supports industrial temperature range.
PIN ASSIGNMENT
HiPerClockS
ICS
FEATURES
Two LVCMOS/LVTTL outputs, 14Ω output impedance
Each output supports independent frequency selection at
25MHz, 125MHz, 156.25MHz and 312.5MHz
Two differential inputs support the following input types:
LVPECL, LVDS, LVHSTL, SSTL, HCSL
Accepts input frequencies from 8kHz to 155.52MHz including
8kHz, 1.544MHz, 2.048MHz, 19.44MHz, 25MHz, 77.76MHz,
125MHz and 155.52MHz
Attenuates the phase jitter of the input clock by using a low-
cost pullable fundamental mode VCXO crystal
VCXO PLL bandwidth can be optimized for jitter attenuation
and reference tracking using external loop filter connection
FemtoClock frequency multiplier provides low jitter, high
frequency output
Absolute pull range: ±50ppm
FemtoClock VCO frequency: 625MHz
RMS phase jitter @ 125MHz, using a 25MHz crystal
(10kHz – 20MHz): 1.3ps
3.3V supply voltage
-40°C to 85°C ambient operating temperature
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
32 31 30 29 28 27 26 25
9 10 11 12 13 14 15 16
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
GND
nc
QB
VDDO
nc
QA
GND
ODASEL_0
ICS810252I-02
PDSEL_2
PDSEL_1
PDSEL_0
V
DD
V
DD
A
ODBSEL_1
ODBSEL_0
O
D
ASEL_1
nCLK1
CLK1
V
DD
nCLK0
CLK0
XT
AL_OUT
XT
AL_IN
V
DDX
LF1
LF0
ISET
GND
CLK_SEL
VDD
RESERVED
GND
32-Lead VFQFN
5mm x 5mm x 0.925 package body
K Package
Top View
相關(guān)PDF資料
PDF描述
ICS83023AMILF 83023 SERIES, LOW SKEW CLOCK DRIVER, 1 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
ICS83054AGI-01 83054 SERIES, 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
ICS83056AGIT 83056 SERIES, 6 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
ICS83056AGI 83056 SERIES, 6 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
ICS8312AYILF LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS810252BKI-02LF 功能描述:IC VCXO ATTENUATOR/MULT 32VFQFPN 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:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:800MHz 除法器/乘法器:是/無(wú) 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS810252BKI-02LFT 功能描述:IC VCXO ATTENUATOR/MULT 32VFQFPN 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:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:800MHz 除法器/乘法器:是/無(wú) 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS810252BKI-03LF 功能描述:IC VCXO ATTENUATOR/MULT 32VFQFPN 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:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:800MHz 除法器/乘法器:是/無(wú) 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS810252BKI-03LFT 功能描述:IC VCXO ATTENUATOR/MULT 32VFQFPN 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:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:800MHz 除法器/乘法器:是/無(wú) 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS810252BYI-03LF 功能描述:IC VCXO ATTENUATOR/MULT 32VFQFPN 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:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:800MHz 除法器/乘法器:是/無(wú) 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件