參數(shù)資料
型號: IDT5V927PGGI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘產(chǎn)生/分配
英文描述: 160 MHz, OTHER CLOCK GENERATOR, PDSO16
封裝: GREEN, TSSOP-16
文件頁數(shù): 1/6頁
文件大?。?/td> 59K
代理商: IDT5V927PGGI
1
IDT5V927
QUADOUTPUTCLOCKGENERATOR
INDUSTRIALTEMPERATURERANGE
JUNE 2006
2006 Integrated Device Technology, Inc.
DSC
5853/8
c
IDT5V927
INDUSTRIAL TEMPERATURE RANGE
QUAD OUTPUT
CLOCK GENERATOR
FUNCTIONAL BLOCK DIAGRAM
DESCRIPTION:
The IDT5V927 is a low-cost, low skew, low jitter, and high-performance
clock synthesizer. It has been specially designed to interface with Gigabit
Ethernet (125MHz), Fibre Channel (106.25MHz), and OC-3 (155.52MHz)
applications. It can be programmed to provide output frequencies ranging
from 50MHz to 160MHz, with input frequencies ranging from 6.25MHz to
80MHz.
The IDT5V927 includes an internal RC filter that provides excellent jitter
characteristics and eliminates the need for external components. When
using the optional crystal input, the chip accepts a 10 - 40MHz fundamental
mode crystal with a maximum equivalent series resistance of 50
Ω.
X2
X1
CRY ST AL
OSCILLAT O R
PH AS E
DETE CTOR
CHA RGE
PU M P
LOO P
FILT ER
VCO
SELECT M O DE
Q0
Q3
S1
S0
OE
0
1
Q1
Q2
REF
VCO DIV IDE
1/N
FEATURES:
3V to 3.6V operating voltage
50MHz to 160MHz output frequency range
Input from fundamental crystal oscillator or external source
Internal PLL feedback (loading feedback output relative to
other outputs, adjusts propagation delay between REF inputs
and outputs)
Select inputs (S[1:0]) for FB divide selection (multiply ratio of 2,
3, 4, 4.25, 5, 6, 6.25, and 8)
Low jitter
PLL bypass for testing and power-down control (S1 = H, S0 = H,
powers part down <500
μμμμμA)
Available in TSSOP package
APPLICATIONS:
Gigabit ethernet
Router
Network switches
SAN
Instrumentation
Fibre channel
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
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