ics843-75 Integrated Device Technology, ics843-75 Datasheet

no-image

ics843-75

Manufacturer Part Number
ics843-75
Description
Low Jitter Xtal-input Lvpecl-output 75-mhz Clock Synthesizer
Manufacturer
Integrated Device Technology
Datasheet
IDT™ / ICS™ 75MHZ, LVCMOS, LVPECL DUAL OUTPUT OSCILLATOR
75MHZ, LVCMOS, LVPECL DUAL
OUTPUT OSCILLATOR
B
G
excellent jitter performance. The ICS843-75 is packaged
in a small 8-pin TSSOP, making it ideal for use in systems
with limited board space.
843AG-75
HiPerClockS™
IC S
XTAL_OUT
LOCK
ENERAL
XTAL_IN
D
family of high performance devices from ICS.
The ICS843-75 uses a 25MHz crystal to
s y n t h e s i ze 7 5 M H z . T h e I C S 8 4 3 - 7 5 h a s
The ICS843-75 is a SAS/SATA Dual Output
Oscillator and a member of the HiPerClocks
25MHz
IAGRAM
Integrated
Circuit
Systems, Inc.
D
ESCRIPTION
Synthesizer
Clock
www.icst.com/products/hiperclocks.html
LVCMOS
75MHz
LVPECL
75MHz
TM
Q0
Q1
nQ1
1
1
F
One LVCMOS/LVTTL output, 15 output impedence
One LVPECL output pair
Crystal oscillator interface designed for 25MHz,
18pF parallel resonant crystal
Output frequency: 75MHz
Random jitter: 3.07ps (maximum)
Deterministic jitter: 0.13ps (maximum)
3.3V operating supply
0°C to 70°C ambient operating temperature
Available in both standard and lead-free RoHS-compliant
packages
EATURES
3.90mm x 4.92mm x 1.37mm body package
XTAL_OUT
P
4.40mm x 3.0mm x 0.925mm
XTAL_IN
75MH
IN
V
V
A
CC
EE
8-Lead TSSOP
ICS843-75
ICS843-75
package body
8-Lead SOIC
D
M Package
G Package
SSIGNMENT
Top View
Top View
1
2
3
4
UAL
Z
, LVCMOS, LVPECL
O
8
7
6
5
UTPUT
Q1
nQ1
V
Q0
CCO
ICS843-75
REV. A JANUARY 9, 2006
O
DATA SHEET
SCILLATOR
ICS843-75
ICS843-75

Related parts for ics843-75

ics843-75 Summary of contents

Page 1

... OUTPUT OSCILLATOR Systems, Inc ENERAL ESCRIPTION The ICS843- SAS/SATA Dual Output IC S Oscillator and a member of the HiPerClocks HiPerClockS™ family of high performance devices from ICS. The ICS843-75 uses a 25MHz crystal excellent jitter performance ...

Page 2

... REV. A JANUARY 9, 2006 TSD O SCILLATOR . ICS843-75 ...

Page 3

... TSD O SCILLATOR REV. A JANUARY 9, 2006 ICS843-75 ...

Page 4

... REV. A JANUARY 9, 2006 ICS843-75 ...

Page 5

... UTPUT OAD EST IRCUIT PERIOD t PW odc = x 100% t PERIOD UTPUT UTY YCLE ULSE IDTH 80% 80% 20 UTPUT ISE ALL IME REV. A JANUARY 9, 2006 TSD O SCILLATOR SCOPE /P ERIOD 20% ICS843-75 ...

Page 6

... I I RYSTAL NPUT NTERFACE The ICS843-75 has been characterized with 18pF parallel resonant crystals. The capacitor values, C1 and C2, shown in Figure 1 below were determined using a 25MHz, 18pF parallel 18pF Parallel Cry stal 843AG-75 IDT™ / ICS™ 75MHZ, LVCMOS, LVPECL DUAL OUTPUT OSCILLATOR ...

Page 7

... FIN RTT o T UTPUT ERMINATION www.icst.com/products/hiperclocks.html 7 7 75MH , LVCMOS, LVPECL UAL UTPUT transmission lines.Matched impedance techniques 3.3V 125 125 FOUT 2B. LVPECL O T IGURE UTPUT ERMINATION REV. A JANUARY 9, 2006 TSD SCILLATOR FIN ICS843-75 ...

Page 8

... Equations and example calculations are also provided. 1. Power Dissipation. The total power dissipation for the ICS843-75 is the sum of the core power plus the power dissipated in the load(s). The following is the power dissipation for V NOTE: Please refer to Section 3 for details on calculating power dissipated in the load. ...

Page 9

... CC_MAX OH_MAX CC _MAX [( CC_MAX OL_MAX CC _MAX L www.icst.com/products/hiperclocks.html 9 9 75MH , LVCMOS, LVPECL UAL UTPUT V OUT ERMINATION load, and OH_MAX CC_MAX OH_MAX OL_MAX CC_MAX OL_MAX L REV. A JANUARY 9, 2006 TSD SCILLATOR ICS843-75 ...

Page 10

... Multi-Layer PCB, JEDEC Standard Test Boards NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs RANSISTOR OUNT The transistor count for ICS843-75 is: 2376 843AG-75 IDT™ / ICS™ 75MHZ, LVCMOS, LVPECL DUAL OUTPUT OSCILLATOR R I ELIABILITY ...

Page 11

... ° 0 ° 8 TSD O SCILLATOR REV. A JANUARY 9, 2006 ICS843-75 ...

Page 12

... ° ° ° ° ° ° ° ° ° ° ° ° ° ICS843-75 ...

Page 13

... ICS9148-75 ICS843-75 ICS8535-01 ICS8521 LOW SKEW, 1-TO-4 LVCMOS/LVTTL-TO-3.3V LVPECL FANOUT BUFFER 75MHZ, LVCMOS, LVPECL DUAL OUTPUT OSCILLATOR Frequency Generator & Integrated Buffers for Mother Boards LOW SKEW, 1-TO-9 DIFFERENTIAL-TO-HSTL FANOUT BUFFER Innovate with IDT and accelerate your future networks. Contact: www.IDT.com For Sales ...

Related keywords