5秒后页面跳转
W158HT PDF预览

W158HT

更新时间: 2024-11-09 13:15:35
品牌 Logo 应用领域
赛普拉斯 - CYPRESS /
页数 文件大小 规格书
12页 168K
描述
Processor Specific Clock Generator, 133MHz, CMOS, PDSO56, 0.300 INCH, SSOP-56

W158HT 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:SSOP包装说明:SSOP,
针数:56Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.27其他特性:ALSO REQUIRES 2.5V SUPPLY
JESD-30 代码:R-PDSO-G56JESD-609代码:e0
长度:18.415 mm湿度敏感等级:1
端子数量:56最高工作温度:70 °C
最低工作温度:最大输出时钟频率:133 MHz
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
峰值回流温度(摄氏度):220主时钟/晶体标称频率:14.31818 MHz
认证状态:Not Qualified座面最大高度:2.794 mm
最大供电电压:3.465 V最小供电电压:3.135 V
标称供电电压:3.3 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:TIN LEAD端子形式:GULL WING
端子节距:0.635 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:7.5 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFICBase Number Matches:1

W158HT 数据手册

 浏览型号W158HT的Datasheet PDF文件第2页浏览型号W158HT的Datasheet PDF文件第3页浏览型号W158HT的Datasheet PDF文件第4页浏览型号W158HT的Datasheet PDF文件第5页浏览型号W158HT的Datasheet PDF文件第6页浏览型号W158HT的Datasheet PDF文件第7页 
W158  
Spread Spectrum System Frequency Synthesizer  
CPU Output Jitter: ......................................................150 ps  
Features  
CPUdiv2, IOAPIC Output Jitter: ..................................250 ps  
• Maximized EMI suppression using Cypress’s spread  
spectrum technology  
• Intel® CK98 Specification compliant  
• 0.5% downspread outputs deliver up to 10 dB lower EMI  
• Four skew-controlled copies of CPU output  
• Eightcopies ofPCI output(synchronous w/CPU output)  
• Four copies of 66-MHz fixed frequency 3.3V clock  
• Two copies of CPU/2 outputs for synchronous memory  
reference  
• Three copies of 16.67-MHz IOAPIC clock, synchronous  
to CPU clock  
• One copy of 48-MHz USB output  
• Two copies of 14.31818-MHz reference clock  
• Programmable to 133- or 100-MHz operation  
48 MHz, 3V66, PCI Output Jitter:................................500 ps  
CPU0:3, CPUdiv2_ 0:1 Output Skew: .........................175 ps  
PCI_F, PCI1:7 Output Skew: .......................................500 ps  
3V66_0:3, IOAPIC0:2 Output Skew: ...........................250 ps  
CPU to 3V66 Output Offset:........... 0.0 to1.5 ns (CPU leads)  
3V66 to PCI Output Offset:.......... 1.5 to 3.0 ns (3V66 leads)  
CPU to IOAPIC Output Offset: ...... 1.5 to 4.0 ns (CPU leads)  
CPU to PCI Output Offset: ............ 1.5 to 4.0 ns (CPU leads)  
Logic inputs, except SEL133/100#, have 250-kpull-up  
resistors  
[1]  
Table 1. Pin Selectable Frequency  
SEL133/100#  
CPU0:3 (MHz)  
133 MHz  
PCI  
• Powermanagementcontrolpinsforclockstop and shut  
down  
• Available in 56-pin SSOP  
1
0
33.3 MHz  
33.3 MHz  
100 MHz  
Note:  
Key Specifications  
1. See Table 2 for complete mode selection details.  
Supply Voltages: ...................................... V  
V
= 3.3V±5%  
= 2.5V±5%  
DDQ3  
DDQ2  
Block Diagram  
Pin Configuration  
2
X1  
X2  
XTAL  
OSC  
REF0:1  
GND  
REF0  
REF1  
VDDQ3  
X1  
X2  
GND  
PCI_F  
PCI1  
VDDQ3  
PCI2  
PCI3  
GND  
PCI4  
PCI5  
VDDQ3  
PCI6  
1
56  
55  
54  
53  
52  
51  
50  
49  
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
VDDQ2  
IOAPIC2  
IOAPIC1  
IOAPIC0  
GND  
2
3
4
CPU_STOP#  
5
STOP  
Clock  
Logic  
4
6
VDDQ2  
CPU0:3  
CPUdiv2_1  
CPUdiv2_0  
GND  
VDDQ2  
CPU3  
CPU2  
GND  
VDDQ2  
CPU1  
CPU0  
GND  
VDDQ3  
GND  
7
8
9
2
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
÷2  
CPUdiv2_0:1  
3V66_0:3  
SPREAD#  
SEL0  
PLL 1  
SEL1  
STOP  
Clock  
Logic  
4
SEL133/100#  
÷2/÷1.5  
PCI7  
1
7
GND  
PCI_F  
PCI1:7  
GND  
PCI_STOP#  
CPU_STOP#  
PWRDWN#  
SPREAD#  
SEL1  
3V66_0  
3V66_1  
VDDQ3  
GND  
STOP  
Clock  
Logic  
÷2  
PWRDWN#  
PCI_STOP#  
SEL0  
25  
26  
27  
28  
3V66_2  
VDDQ3  
48MHz  
GND  
3V66_3  
VDDQ3  
3
Power  
Down  
Logic  
SEL133/100#  
÷2  
IOAPIC0:2  
Three-state  
Logic  
1
PLL2  
48MHz  
Intel is a registered trademark of Intel Corporation.  
Cypress Semiconductor Corporation  
3901 North First Street  
San Jose  
CA 95134  
408-943-2600  
October 12, 1999, rev. **  

与W158HT相关器件

型号 品牌 获取价格 描述 数据表
W159 CYPRESS

获取价格

Spread Spectrum System FTG for SMP Systems
W159B SPECTRALINEAR

获取价格

Spread Spectrum System FTG for SMP Systems
W159BH ETC

获取价格

CPU SYSTEM CLOCK GENERATOR|CMOS|SSOP|56PIN|PLASTIC
W159BHT CYPRESS

获取价格

暂无描述
W159H SILICON

获取价格

Processor Specific Clock Generator, 133MHz, CMOS, PDSO56, 0.300 INCH, MO-118AB, SSOP-56
W159HT SILICON

获取价格

Processor Specific Clock Generator, 133MHz, CMOS, PDSO56, 0.300 INCH, MO-118AB, SSOP-56
W15C-12D12 INTRONICS

获取价格

DC/DC MODULES
W15C-12D15 INTRONICS

获取价格

DC/DC MODULES
W15C-12D5 INTRONICS

获取价格

DC/DC MODULES
W15C-12D5.1 INTRONICS

获取价格

DC/DC MODULES