參數(shù)資料
型號: ICS840022AG
英文描述: FEMTOCLOCKS⑩CRYSTAL-TO LVCMOS/LVTTL CLOCK GENERATOR
中文描述: FEMTOCLOCKS⑩晶體到的LVCMOS / LVTTL時鐘發(fā)生器
文件頁數(shù): 1/10頁
文件大?。?/td> 205K
代理商: ICS840022AG
840022AG
www.icst.com/products/hiperclocks.html
REV. A JANUARY 11, 2005
1
Integrated
Circuit
Systems, Inc.
ICS840022
F
EMTO
C
LOCKS
C
RYSTAL
-
TO
-
LVCMOS/LVTTL C
LOCK
G
ENERATOR
PRELIMINARY
G
ENERAL
D
ESCRIPTION
The ICS840022 is a Gigabit Ethernet Clock
Generator and a member of the HiPerClocks
TM
family of high performance devices from ICS.
The ICS840022 uses a 25MHz crystal to
synthesize 125MHz or 62.5MHz. The ICS840022
has excellent phase jitter performance, over the 1.875MHz –
20MHz integration range. The ICS840022 is packaged in a
small 8-pin TSSOP, making it ideal for use in systems with
limited board space.
F
EATURES
1 LVCMOS/LVTTL output, 7
output impedence
Crystal oscillator interface designed for 25MHz,
18pF parallel resonant crystal
Output frequencies: 125MHz or 62.5MHz (selectable)
RMS phase jitter @ 125MHz, using a 25MHz crystal
(1.875MHz - 20MHz): 0.55ps (typical)
RMS phase noise at 125MHz:
Offset
100Hz ..............-106.3 dBc/Hz
1KHz ..............-126.3 dBc/Hz
10KHz ..............-131.7 dBc/Hz
100KHz ..............-130.8 dBc/Hz
Noise Power
3.3V operating supply
0°C to 70°C ambient operating temperature
Industrial temperature information available upon request
HiPerClockS
ICS
ICS840022
8-Lead TSSOP
4.40mm x 3.0mm x 0.925mm
package body
G Package
Top View
V
DDA
OE
XTAL_OUT
XTAL_IN
1
2
3
4
V
DD
Q0
GND
FREQ_SEL
8
7
6
5
B
LOCK
D
IAGRAM
P
IN
A
SSIGNMENT
OSC
Phase
Detector
VCO
560MHz-680MHz
w/25MHz Ref.
M = ÷25 (fixed)
0
1
÷10
÷5
XTAL_IN
XTAL_OUT
OE
FREQ_SEL
Q0
s
u
S
_
Q
0
1
p
n
E
R
s
e
n
)
y
r
c
e
u
z
q
H
e
r
M
F
5
t
2
u
a
p
t
u
O
t
w
h
(
L
E
F
z
z
H
H
M
M
5
2
1
5
6
F
UNCTION
T
ABLE
The Preliminary Information presented herein represents a product in prototyping or pre-production. The noted characteristics are based on initial
product characterization. Integrated Circuit Systems, Incorporated (ICS) reserves the right to change any circuitry or specifications without notice.
相關(guān)PDF資料
PDF描述
ICS840022AGT FEMTOCLOCKS⑩CRYSTAL-TO LVCMOS/LVTTL CLOCK GENERATOR
ICS840024AGI FEMTOCLOCKS⑩ CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
ICS840024AGIT FEMTOCLOCKS⑩ CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
ICS840024I FEMTOCLOCKS⑩ CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
ICS840031AMI FEMTOCLOCKS⑩ CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS840022AGLF 功能描述:IC CLK GEN GIGABIT ETH 8-TSSOP RoHS:是 類別:集成電路 (IC) >> 時鐘/計(jì)時 - 時鐘發(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
ICS840022AGLFT 功能描述:IC CLOCK GENERATOR 16-TSSOP RoHS:是 類別:集成電路 (IC) >> 時鐘/計(jì)時 - 時鐘發(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
ICS840022AGT 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩CRYSTAL-TO LVCMOS/LVTTL CLOCK GENERATOR
ICS840022AKI-02LF 功能描述:IC CLOCK GENERATOR 16VFQFPN RoHS:是 類別:集成電路 (IC) >> 時鐘/計(jì)時 - 時鐘發(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
ICS840022AKI-02LFT 功能描述:IC CLOCK GENERATOR 16VFQFPN RoHS:是 類別:集成電路 (IC) >> 時鐘/計(jì)時 - 時鐘發(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