參數(shù)資料
型號(hào): ICS84320AK01
英文描述: 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
中文描述: 支持780MHZ,水晶到3.3V的差分LVPECL頻率合成器
文件頁(yè)數(shù): 9/16頁(yè)
文件大?。?/td> 386K
代理商: ICS84320AK01
84320AK-01
www.icst.com/products/hiperclocks.html
REV. A FEBRUARY 6, 2004
9
Integrated
Circuit
Systems, Inc.
ICS84320-01K
780MH
Z
, C
RYSTAL
-
TO
-3.3V D
IFFERENTIAL
LVPECL F
REQUENCY
S
YNTHESIZER
PRELIMINARY
A
PPLICATION
I
NFORMATION
As in any high speed analog circuitry, the power supply pins
are vulnerable to random noise. The ICS84320-01K provides
separate power supplies to isolate any high switching
noise from the outputs to the internal PLL. V
, V
, and V
should be individually connected to the power supply
plane through vias, and bypass capacitors should be
used for each pin. To achieve optimum jitter performance,
power supply isolation is required. Figure 2 illustrates how
a 24
resistor along with a 10
μ
F and a .01
μ
F bypass
capacitor should be connected to each V
CCA
pin.
P
OWER
S
UPPLY
F
ILTERING
T
ECHNIQUES
F
IGURE
2. P
OWER
S
UPPLY
F
ILTERING
24
V
CCA
10
μ
F
.01
μ
F
3.3V
.01
μ
F
V
CC
C
RYSTAL
I
NPUT
I
NTERFACE
A crystal can be characterized for either series or parallel mode
operation. The ICS84320-01K has a built-in crystal oscillator
circuit. This interface can accept either a series or parallel crystal
without additional components and generate frequencies with
Figure 3. C
RYSTAL
I
NPUT
I
NTERFACE
accuracy suitable for most applications. Additional accuracy can
be achieved by adding two small capacitors C1 and C2 as shown
in Figure 3
C2
22p
C1
18p
X1
18pF Parallel Crystal
ICS84320-01K
25
24
XTAL1
XTAL2
相關(guān)PDF資料
PDF描述
ICS84320AK-01 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320AK-01T 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320-01 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320AY-01 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320AY-01LN 780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS84320AK-01 制造商:ICS 制造商全稱:ICS 功能描述:780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320AK-01LF 功能描述:IC SYNTHESIZER 780MHZ 32-VFQFPN 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™ 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(pán) 供應(yīng)商設(shè)備封裝:56-VFQFP-EP(8x8) 包裝:帶卷 (TR) 其它名稱:844S012AKI-01LFT
ICS84320AK-01LFT 功能描述:IC SYNTHESIZER 780MHZ 32-VFQFPN 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™ 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(pán) 供應(yīng)商設(shè)備封裝:56-VFQFP-EP(8x8) 包裝:帶卷 (TR) 其它名稱:844S012AKI-01LFT
ICS84320AK-01T 制造商:ICS 制造商全稱:ICS 功能描述:780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
ICS84320AY-01 制造商:ICS 制造商全稱:ICS 功能描述:780MHZ, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER