參數(shù)資料
型號(hào): ICS8430BY-71LFT
廠商: IDT, Integrated Device Technology Inc
文件頁(yè)數(shù): 1/11頁(yè)
文件大?。?/td> 0K
描述: IC SYNTHESIZER DUAL 32-LQFP
標(biāo)準(zhǔn)包裝: 1,000
系列: HiPerClockS™
類型: 頻率合成器
PLL: 帶旁路
輸入: 晶體
輸出: LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 1:2
差分 - 輸入:輸出: 無(wú)/是
頻率 - 最大: 700MHz
除法器/乘法器: 是/無(wú)
電源電壓: 3.135 V ~ 3.465 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 32-LQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(7x7)
包裝: 帶卷 (TR)
其它名稱: 8430BY-71LFT
700MHZ, LOW JITTER, CRYSTAL INTERFACE/
LVCMOS-TO-3.3V LVPECL FREQUENCY SYNTHESIZER
ICS8430B-71
IDT / ICS 700MHZ, 3.3V LVPECL FREQUENCY SYNTHESIZER
1
ICS8430B-71 REV A NOVEMBER 20, 2006
GENERAL DESCRIPTION
The ICS8430B-71 is a general purpose, dual out-
put Crystal/LVCMOS-to-3.3V Differential LVPECL
High Frequency Synthesizer and a member of the
HiPerClockS family of High Performance Clock
Solutions from I
DT. The ICS8430B-71 has a se-
lectable crystal oscillator interface or LVCMOS TEST_CLK. The
VCO operates at a frequency range of 250MHz to 700MHz.
With the output configured to divide the VCO frequency by
2, output frequency steps as small as 2MHz can be achieved
using a 16MHz crystal or test clock. Output frequencies up
to 700MHz can be programmed using the serial or parallel in-
terfaces to the configuration logic. The low jitter and frequency
range of the ICS8430B-71 make it an ideal clock generator for
most clock tree applications.
BLOCK DIAGRAM
PIN ASSIGNMENT
FEATURES
Dual differential 3.3V LVPECL outputs
Selectable crystal oscillator interface or LVCMOS TEST_CLK
Output frequency up to 700MHz
Crystal input frequency range: 12MHz to 27MHz
VCO range: 250MHz to 700MHz
Parallel or serial interface for programming counter and
output dividers
RMS period jitter: 9ps (maximum)
Cycle-to-cycle jitter: 25ps (maximum)
3.3V supply voltage
0°C to 70°C ambient operating temperature
Replaces 8430-71
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
32 31 30 29 28 27 26 25
9 10 11 12 13 14 15 16
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
XTAL_OUT
TEST_CLK
XTAL_SEL
VCCA
S_LOAD
S_DATA
S_CLOCK
MR
M5
M6
M7
M8
N0
N1
N2
VEE
V
EE
nFOUT0
FOUT0
V
CCO
nFOUT1
FOUT1
V
CC
TEST
XT
AL_IN
nP_LO
A
D
VCO_SEL
M0
M1
M2
M3
M4
32-Lead LQFP
7mm x 7mm x 1.4mm package body
Y Package
Top View
ICS8430B-71
HiPerClockS
ICS
OSC
Phase Detector
VCO
Configuration Interface Logic
÷16
÷M
÷2
÷N
PLL
0
1
0
1
FOUT0
nFOUT0
FOUT0
nFOUT0
TEST
S_LOAD
S_DATA
S_CLOCK
nP_LOAD
M0:M8
MR
XTAL_OUT
XTAL_IN
XTAL_SEL
VCO_SEL
TEST_CLK
N0:N2
PD
PU
PD
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