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IDT77V400S156BCI PDF预览

IDT77V400S156BCI

更新时间: 2024-01-26 23:09:02
品牌 Logo 应用领域
其他 - ETC 存储电信集成电路开关异步传输模式ATM
页数 文件大小 规格书
26页 592K
描述
ATM/SONET SWITCHING MEMORY|BGA|256PIN|PLASTIC

IDT77V400S156BCI 技术参数

是否Rohs认证:不符合生命周期:Obsolete
零件包装代码:QFP包装说明:FQFP, QFP208,1.2SQ,20
针数:208Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.92
Is Samacsys:N应用程序:ATM
JESD-30 代码:S-PQFP-G208JESD-609代码:e0
长度:28 mm湿度敏感等级:3
功能数量:1端子数量:208
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:FQFP
封装等效代码:QFP208,1.2SQ,20封装形状:SQUARE
封装形式:FLATPACK, FINE PITCH电源:3.3 V
认证状态:Not Qualified座面最大高度:4.1 mm
子类别:ATM/SONET/SDH ICs最大压摆率:0.18 mA
标称供电电压:3.3 V表面贴装:YES
电信集成电路类型:ATM/SONET/SDH SUPPORT CIRCUIT温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
宽度:28 mmBase Number Matches:1

IDT77V400S156BCI 数据手册

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TM  
IDT77V400  
SwitchStar ATM Cell Based  
8 x 8 1.2Gbps non-blocking  
Integrated Switching Memory  
!
Configurable cell lengths of 52, 53, 54, 55, or 56 bytes can  
be independently chosen for Input and Output ports  
Features List  
!
Single chip supports an 8 x 8 port switch at 155Mbps per  
!
!
!
Byte Addition or Byte Subtraction for x4/x8 to x16/x32  
port  
conversion capability  
Internal header Cyclical Redundancy Check (CRC) and  
generation logic on-chip  
!
Central Memory Architecture eliminates Head-of-Line  
Blocking by sharing the memory array with all ports  
!
!
Low power dissipation  
Header modification, pre-pend, and post-pend operations  
available as well as Multicasting and Broadcasting  
capability  
330mW (typ.)  
Data Path Interface (DPI) provides configurable Input and  
Output ports; up to 8 receive and 8 transmit ports at  
155Mbps  
!
!
High-bandwidth control port for queue controller system  
block, up to 36 MHz cycle time  
!
Supports data rates up to 1.2Gbps with a 32-bit wide port  
Can be used with the companion IDT77V500 Switch  
Controller or custom logic for traffic management  
configuration; 155Mbps per 4-bit port  
!
!
!
Can be cascaded for larger switch configurations  
Fast Input/Output port cycle times  
!
!
!
Industrial temperature range (-40°C to +85°C) is available  
Single +3.3V ± 300mV power supply  
Expander and Concentrator function is fully supported by  
Available in an 208-pin Plastic Quad Flat Pack (PQFP) and  
the Input and Output port configuration options  
256-ball BGA  
!
8192 cells (52 to 56 bytes each) of on-chip buffer memory  
capacity  
Block Diagram  
External Interface  
for Global Setup  
and Control  
Data  
8-bit Processor/  
Call Setup  
IDT77V500  
Switch  
Controller  
Manager  
Control  
or IDT77V550  
Data  
Control  
Port 0  
Port 0  
155Mbps  
PHY  
155Mbps  
PHY  
,
IDT77V400  
Switching  
Memory  
Port 7  
Port 7  
155Mbps  
PHY  
155Mbps  
PHY  
3606 drw 01  
Figure 1 Typical 8x8 Switch Configuration using the IDT77V400 Switching Memory  
SwitchStar and the IDT logo are registered trademarks of Integrated Device Technology, Inc.  
1 of 26  
March 31, 2001  
DSC 3606/6  
2001 Integrated Device Technology, Inc.  

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