参数资料
型号: ICS8725YLF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟及定时
英文描述: PLL BASED CLOCK DRIVER, 5 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封装: 7 X 7 MM, 1.40 MM HEIGHT, 0.80 MM PITCH, MS-026, LQFP-32
文件页数: 1/7页
文件大小: 96K
代理商: ICS8725YLF
8725
www.icst.com/products/hiperclocks.html
REV. A MARCH 5, 2001
1
Integrated
Circuit
Systems, Inc.
ICS8725
1-TO-5
DIFFERENTIAL-TO-LVHSTL ZERO DELAY BUFFER
PRELIMINARY
GENERAL DESCRIPTION
The ICS8725 is a high performance LVHSTL
zero delay buffer and a member of the
HiPerClockS family of High Performance
Clocks Solutions from ICS. The VCO operates
at a frequency range of 250MHz to 500MHz.
Utilizing one of the outputs as feedback to the PLL output
frequencies up to 500MHz can be regenerated with zero
delay with respect to the input. Dual reference clock inputs
support redundant clock or multiple reference applications.
BLOCK DIAGRAM
PIN ASSIGNMENT
FEATURES
Fully integrated PLL
5 LVHSTL outputs each with the ability to drive 50 to
ground
Voh (max) = 1.2V
31.25MHz to 500MHz output frequency range
Spread Smart for regenerating spread spectrum clocks
Differential reference clock inputs accept any differential
input signal
Differential reference clock inputs will accept single ended
input signal with one of the inputs biased with a resistor
network
31.25MHz to 622MHz input frequency range
LVCMOS / LVTTL control inputs
3.3V core, 1.8V output operating supply voltage
32 lead low-profile QFP (LQFP), 7mm x 7mm x 1.4mm
package body, 0.8mm package lead pitch
0°C to 70°C ambient operating temperature
Industrial temperature version available upon request
HiPerClockS
,&6
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.
Q0
nQ0
Q1
nQ1
Q2
nQ2
Q3
nQ3
Q4
nQ4
DIV_SEL0
DIV_SEL1
REF_CLK1
nREF_CLK1
REF_CLK2
nREF_CLK2
REF_SEL
REF_DIV
FB_IN
nFB_IN
PLL_SEL
MR
0
1
PLL
÷1
÷2
÷4
÷8
0
1
÷8
0
1
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
VDDO
Q3
nQ3
Q2
nQ2
Q1
nQ1
VDDO
DIV_SEL0
DIV_SEL1
REF_CLK1
nREF_CLK1
REF_CLK2
nREF_CLK2
REF_SEL
MR
VDDO
Q0
nQ0
VEE
REF_DIV
FB_IN
nFB_IN
VDDI
VDDO
nQ4
Q4
VEE
VDDA
PLL_SEL
VDDi
32-Lead LQFP
Y Package
Top View
ICS8725
相关PDF资料
PDF描述
ICS8725YT PLL BASED CLOCK DRIVER, 5 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS8733YT-01LF PLL BASED CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS8737AGT-11LF LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS8737AGT-11LF LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
ICS874004AG 874004 SERIES, PLL BASED CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO24
相关代理商/技术参数
参数描述
ICS873033AGLF 功能描述:IC CLK GENERATOR /4 DIFF 8-TSSOP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™ 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器,零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG
ICS873033AGLFT 功能描述:IC CLK GEN HS LVPECL/ECL 8-TSSOP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™ 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器,零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG
ICS873033AMLF 功能描述:IC CLK GEN HS LVPECL/ECL 8-SOIC RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™ 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器,零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG
ICS873033AMLFT 功能描述:IC CLK GEN HS LVPECL/ECL 8-SOIC RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™ 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器,零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG
ICS873034AG 功能描述:IC CLOCK GEN LVPECL/ECL 16-TSSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:HiPerClockS™ 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器,零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG