ICS8442AYLF Datasheet

  • ICS8442AYLF

  • 700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL LVDS FREQUENCY SY...

  • 284.70KB

  • 15页

  • ICSI

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Integrated
Circuit
Systems, Inc.
ICS8442
700MH
Z
, C
RYSTAL
O
SCILLATOR
-
TO
-D
IFFERENTIAL
LVDS F
REQUENCY
S
YNTHESIZER
F
EATURES
鈥?/div>
Dual differential LVDS outputs
鈥?/div>
Selectable crystal oscillator interface or
LVCMOS/LVTTL TEST_CLK
鈥?/div>
Output frequency range: 31.25MHz to 700MHz
鈥?/div>
Crystal input frequency range: 10MHz to 25MHz
鈥?/div>
VCO range: 250MHz to 700MHz
鈥?/div>
Parallel or serial interface for programming counter
and output dividers
鈥?/div>
RMS period jitter: 2.7ps (typical)
鈥?/div>
Cycle-to-cycle jitter: 18ps (typical)
鈥?/div>
3.3V supply voltage
鈥?/div>
0掳C to 85掳C ambient operating temperature
鈥?/div>
鈥淟ead-Free鈥?package available
G
ENERAL
D
ESCRIPTION
The ICS8442 is a general purpose, dual output
Crystal-to-Differential LVDS High Frequency
HiPerClockS鈩?/div>
Synthesizer and a member of the HiPerClock 鈩?/div>
S
family of High Performance Clock Solutions from
ICS. The ICS8442 has a selectable TEST_CLK
or crystal input. The TEST_CLK input accepts LVCMOS or
LVTTL input levels and translates them to LVDS levels. The
VCO operates at a frequency range of 250MHz to 700MHz. The
VCO frequency is programmed in steps equal to the value of
the input reference or crystal frequency. The VCO and output
frequency can be programmed using the serial or parallel inter-
face to the configuration logic. The low phase noise characteris-
tics of the ICS8442 makes it an ideal clock source for Gigabit
Ethernet and Sonet applications.
ICS
B
LOCK
D
IAGRAM
VCO_SEL
P
IN
A
SSIGNMENT
VCO_SEL
nP_LOAD
XTAL2
M4
M3
M2
M1
M0
XTAL_SEL
TEST_CLK
XTAL1
OSC
XTAL2
0
32 31 30 29 28 27 26 25
1
M5
M6
M7
M8
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
TEST
V
DD
FOUT1
nFOUT1
V
DD
FOUT0
nFOUT0
GND
24
23
22
XTAL1
TEST_CLK
XTAL_SEL
V
DDA
S_LOAD
S_DATA
S_CLOCK
MR
PLL
PHASE DETECTOR
MR
1
2
4
8
N0
N1
nc
FOUT0
nFOUT0
FOUT1
nFOUT1
ICS8442
21
20
19
18
17
VCO
M
0
1
GND
S_LOAD
S_DATA
S_CLOCK
nP_LOAD
M0:M8
N0:N1
CONFIGURATION
INTERFACE
LOGIC
TEST
32-Lead LQFP
7mm x 7mm x 1.4mm package body
Y Package
Top View
8442AY
www.icst.com/products/hiperclocks.html
1
REV. C JULY 8, 2004

ICS8442AYLF 产品属性

  • 250

  • 集成电路 (IC)

  • 时钟/计时 - 时钟发生器,PLL,频率合成器

  • HiPerClockS™

  • 时钟/频率合成器,扇出配送,多路复用器

  • 带旁路

  • 晶体

  • LVDS

  • 1

  • 1:2

  • 无/是

  • 700MHz

  • 是/无

  • 3.135 V ~ 3.465 V

  • 0°C ~ 85°C

  • 表面贴装

  • 32-LQFP

  • 32-TQFP(7x7)

  • 托盘

  • 800-11498442AYLF

ICS8442AYLF相关型号PDF文件下载

  • 型号
    版本
    描述
    厂商
    下载
  • 英文版
    LOW SKEW, 1-TO-2 LVCMOS / LVTTL FANOUT BUFFER
    ICS
  • 英文版
    LOW SKEW, 1-TO-2 LVCMOS / LVTTL FANOUT BUFFER
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-4 LVCMOS / LVTTL FANOUT BUFFER
    ICSI
  • 英文版
    LOW SKEW, 1-TO-4 LVCMOS / LVTTL FANOUT BUFFER
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-4, MULTIPLEXED DIFFERENTIAL/ LVCMOS-TO-LVCMOS...
    ICS
  • 英文版
    LOW SKEW, 1-TO-4, MULTIPLEXED DIFFERENTIAL/ LVCMOS-TO-LVCMOS...
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-12 LVCMOS / LVTTL FANOUT BUFFER
    ICSI
  • 英文版
    LOW SKEW, 1-TO-12 LVCMOS / LVTTL FANOUT BUFFER
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-16, LVCMOS / LVTTL FANOUT BUFFER W/1.2V LVCMO...
    ICST [Inte...
  • 英文版
    Low Skew 1-to-16 Fanout Buffer
    ICS
  • 英文版
    Low Skew 1-to-16 Fanout Buffer
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-24 DIFFERENTIAL-TO-LVCMOS FANOUT BUFFER
    ICS
  • 英文版
    LOW SKEW, 1-TO-24 DIFFERENTIAL-TO-LVCMOS FANOUT BUFFER
    ICST [Inte...
  • 英文版
    350MHZ, CRYSTAL-TO-LVCMOS / LVTTL FREQUENCY SYNTHESIZER
    ICS
  • 英文版
    350MHZ, CRYSTAL-TO-LVCMOS / LVTTL FREQUENCY SYNTHESIZER
    ICST [Integrate...
  • 英文版
    700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL LVDS FREQUENCY SY...
    ICSI
  • 英文版
    700MHZ, CRYSTAL OSCILLATOR-TO-DIFFERENTIAL LVDS FREQUENCY SY...
    ICST [Integrate...
  • 英文版
    Low Skew 1-to-16 Differential Current Mode Fanout Buffer
    ICS
  • 英文版
    Low Skew 1-to-16 Differential Current Mode Fanout Buffer
    ICST [Integrate...
  • 英文版
    LOW SKEW, 1-TO-16 DIFFERENTIAL-TO-LVDS CLOCK DISTRIBUTION CH...
    ICS

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