参数资料
型号: ICS843201AG-375LF
元件分类: 时钟产生/分配
英文描述: 375 MHz, OTHER CLOCK GENERATOR, PDSO16
封装: 4.40 X 5 MM, 0.92 MM HEIGHT, ROHS COMPLIANT, MO-153, TSSOP-16
文件页数: 1/17页
文件大小: 247K
代理商: ICS843201AG-375LF
843201AG-375
www.icst.com/products/hiperclocks.html
REV. A MAY 19, 2006
1
Integrated
Circuit
Systems, Inc.
ICS843201-375
FEMTOCLOCKS CRYSTAL-TO-LVPECL
375MHZ FREQUENCY MARGINING SYNTHESIZER
PRELIMINARY
GENERAL DESCRIPTION
The ICS843201-375 is a low phase-noise
frequency margining synthesizer and is a
member of the HiPerClock Sfamily of high
performance clock solutions from ICS. In the
default mode, the device nominally gener-
ates a 375MHz LVPECL output clock signal
from a 25MHz crystal input. There is also a frequency
margining mode available where the device can be con-
figured, using control pins, to vary the output frequency
up or down from nominal by 5%. The ICS843201-375 is
provided in a 16-pin TSSOP package.
FEATURES
One 375MHz nominal LVPECL output
Selectable crystal oscillator interface designed for
25MHz, 18pF parallel resonant crystal or LVCMOS
single-ended input
Output frequency can be varied ± 5% from nominal
VCO range: 700MHz - 800MHz
RMS phase jitter @ 375MHz, using a 25MHz crystal
(12kHz - 20MHz): 0.72ps (typical) @ 3.3V
Output supply modes
Core/Output
3.3V/3.3V
3.3V/2.5V
2.5V/2.5V
0°C to 70°C ambient operating temperature
Available in both standard and lead-free RoHS-complaint
packages
HiPerClockS
ICS
BLOCK DIAGRAM
PIN ASSIGNMENT
VCC
MODE
nc
XTAL_IN
XTAL_OUT
MARGIN
VEE
nc
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Q
nQ
VCCO
VCC
VEE
MR
nPLL_SEL
nc
ICS843201-375
16-Lead TSSOP
4.4mm x 5.0mm x 0.92mm
package body
G Package
Top View
1
0
1
Phase
Detector
VCO
620 - 800MHz
÷30
(÷57, ÷63)
OSC
Predivider
÷2
Q
nQ
Pulldown
nPLL_SEL
MODE
MARGIN
MR
Pulldown
25MHz
XTAL_IN
XTAL_OUT
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.
相关PDF资料
PDF描述
ICS843201AG-375T 375 MHz, OTHER CLOCK GENERATOR, PDSO16
ICS843201AG-375 375 MHz, OTHER CLOCK GENERATOR, PDSO16
ICS843204AGI 156.25 MHz, OTHER CLOCK GENERATOR, PDSO48
ICS843207CY-350LFT 375 MHz, OTHER CLOCK GENERATOR, PQFP48
ICS843207CY-350LF 375 MHz, OTHER CLOCK GENERATOR, PQFP48
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