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CY28359OC PDF预览

CY28359OC

更新时间: 2024-01-22 15:14:25
品牌 Logo 应用领域
SPECTRALINEAR 双倍数据速率
页数 文件大小 规格书
7页 129K
描述
273 MHz 6 Output Buffer for DDR400 DIMMS

CY28359OC 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:SSOP
包装说明:SSOP,针数:28
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.7系列:28359
输入调节:STANDARDJESD-30 代码:R-PDSO-G28
JESD-609代码:e0长度:10.2 mm
逻辑集成电路类型:LOW SKEW CLOCK DRIVER湿度敏感等级:1
功能数量:1反相输出次数:6
端子数量:28实输出次数:6
最高工作温度:85 °C最低工作温度:-40 °C
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):NOT SPECIFIED认证状态:Not Qualified
Same Edge Skew-Max(tskwd):0.1 ns座面最大高度:2 mm
最大供电电压 (Vsup):2.625 V最小供电电压 (Vsup):2.375 V
标称供电电压 (Vsup):2.5 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:5.3 mmBase Number Matches:1

CY28359OC 数据手册

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CY28359  
273 MHz 6 Output Buffer for DDR400 DIMMS  
Functional Description  
Features  
• Dual 1- to 3-output buffer/driver  
• Supports up to 2 DDR DIMMs  
The CY28359 is a 2.5V buffer designed to distribute  
high-speed clocks in PC applications. The part has 6 differ-  
ential outputs. Designers can configure these outputs to  
• Outputs are individually enabled/disabled  
• Low-skew outputs (< 100 ps)  
support up to two DDR DIMMs. The CY28359 can be used in  
conjunction with the CY28326 or similar clock synthesizer for  
the VIA P4X600 chipset.  
• Supports 266 MHz, 333 MHz and 400 MHz DDR SDRAM  
• SMBus Read and Write support  
The CY28359 also includes an SMBus interface which can  
enable or disable each output clock. On power-up, all output  
clocks are enabled.  
• Space-saving 28-pin SSOP package  
Block Diagram  
Pin Configuration  
BUF_INA  
FB_OUTA  
FB_OUTB  
BUF_INB  
DDRBT0  
DDRBC0  
DDRBT1  
DDRBC1  
VDD  
VDD  
1
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
DDRAT0  
DDRAC0  
DDRAT1  
DDRAC1  
DDRAT2  
DDRAC2  
DDRBT0  
DDRBC0  
DDRBT1  
DDRBC1  
DDRBT2  
DDRBC2  
VSS  
2
SEL_ADDR  
3
DDRBT2  
DDRBC2  
4
5
SDATA  
SEL_ADDR  
SCLK  
VSS  
6
SMBus  
Decoding  
VDD  
7
VSS  
DDRAT2  
DDRAC2  
SDATA  
SCLK  
8
FB_OUTA  
BUF_INA  
9
10  
11  
12  
13  
14  
VSS  
DDRAT0  
DDRAC0  
DDRAT1  
VSS  
BUFF_INB  
FB_OUTB  
VDD  
DDRAC1  
28 PIN SSOP  
Rev 1.0, November 24, 2006  
Page 1 of 7  
2200 Laurelwood Road, Santa Clara, CA 95054  
Tel:(408) 855-0555 Fax:(408) 855-0550  
www.SpectraLinear.com  

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