參數(shù)資料
型號: ICS842023AGIT
英文描述: FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
中文描述: FEMTOCLOCKS⑩晶體對HSTL時鐘發(fā)生器
文件頁數(shù): 1/9頁
文件大?。?/td> 153K
代理商: ICS842023AGIT
842023AGI
www.icst.com/products/hiperclocks.html
REV. B JUNE 14, 2005
1
Integrated
Circuit
Systems, Inc.
ICS842023I
F
EMTO
C
LOCKS
C
RYSTAL
-
TO
- HSTL
C
LOCK
G
ENERATOR
PRELIMINARY
G
ENERAL
D
ESCRIPTION
The ICS842023I is an Ethernet Clock
Generator and a member of the HiPerClocks
TM
family of high performance devices from ICS.
For Ethernet applications, a 25MHz crystal is
used to generate 250MHz. The ICS842023I
uses ICS’ 3rd generation low phase noise VCO tech-
nology and can achieve <1ps rms phase jitter, easily
meeting Ethernet jitter requirements. The ICS842023I
is packaged in a small 8-pin TSSOP, making it ideal
for use in systems with limited board space.
F
EATURES
(1) Differential HSTL output
Crystal oscillator interface, 18pF parallel resonant crystal
(24.5MHz - 34MHz)
Output frequency range: 245MHz - 340MHz
VCO range: 490MHz - 680MHz
RMS phase jitter @ 250MHz, using a 25MHz crystal
(1.875Hz - 20MHz): 0.33ps (typical)
3.3V or 2.5V operating supply
-40°C to 85°C ambient operating temperature
HiPerClockS
ICS
ICS842023I
8-Lead TSSOP
4.40mm x 3.0mm x 0.925mm
package body
G Package
Top View
V
DDA
GND
XTAL_OUT
XTAL_IN
1
2
3
4
V
DD
Q0
nQ0
OE
8
7
6
5
B
LOCK
D
IAGRAM
OSC
Phase
Detector
VCO
490MHz - 680MHz
M = ÷20
(fixed)
N = ÷2
(fixed)
XTAL_IN
XTAL_OUT
Q0
nQ0
C
OMMON
C
ONFIGURATION
T
ABLE
- 1 Gb E
THERNET
P
IN
A
SSIGNMENT
OE
s
u
p
n
y
c
n
e
u
q
e
)
H
r
F
M
t
(
u
p
t
u
O
)
H
M
(
y
c
n
e
u
q
e
r
F
l
y
r
C
M
N
n
o
/
M
0
1
c
M
u
V
N
e
5
2
0
2
2
0
5
2
Pullup
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PDF資料
PDF描述
ICS842023I FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS842031AGI-01 FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS842031AGI-01T FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS842031I-01 FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS8421002AGI-01LFT FEMTOCLOCKS⑩ CRYSTAL-TO-HSTL FREQUENCY SYNTHESIZER
相關代理商/技術參數(shù)
參數(shù)描述
ICS842023BGLF 功能描述:IC CLK GEN ETHERNET 25MHZ 8TSSOP RoHS:是 類別:集成電路 (IC) >> 時鐘/計時 - 專用 系列:HiPerClockS™, FemtoClock™ 標準包裝:1,500 系列:- 類型:時鐘緩沖器/驅動器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應商設備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT
ICS842023BGLFT 功能描述:IC CLK GEN ETHERNET 25MHZ 8TSSOP RoHS:是 類別:集成電路 (IC) >> 時鐘/計時 - 專用 系列:HiPerClockS™, FemtoClock™ 標準包裝:1,500 系列:- 類型:時鐘緩沖器/驅動器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應商設備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT
ICS842023I 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS842031AGI-01 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR
ICS842031AGI-01T 制造商:ICS 制造商全稱:ICS 功能描述:FEMTOCLOCKS⑩ CRYSTAL-TO- HSTL CLOCK GENERATOR