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UCC5672PWPR/1 PDF预览

UCC5672PWPR/1

更新时间: 2024-09-20 15:55:55
品牌 Logo 应用领域
德州仪器 - TI 信息通信管理光电二极管接口集成电路
页数 文件大小 规格书
13页 276K
描述
9-LINE 105ohm SCSI BUS TERMINATOR, PDSO28, PLASTIC, TSSOP-28

UCC5672PWPR/1 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:PLASTIC, TSSOP-28针数:28
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.13
Is Samacsys:N差分输出:YES
接口集成电路类型:SCSI BUS TERMINATORJESD-30 代码:R-PDSO-G28
JESD-609代码:e0长度:9.7 mm
湿度敏感等级:2功能数量:1
信号线数量:9端子数量:28
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP28,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):220
电源:3/5 V标称上拉电阻:105 Ω
认证状态:Not Qualified座面最大高度:1.2 mm
子类别:Bus Terminators最大供电电压:5.25 V
最小供电电压:2.7 V标称供电电压:3.3 V
表面贴装:YES技术:BICMOS
温度等级:COMMERCIAL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:4.4 mmBase Number Matches:1

UCC5672PWPR/1 数据手册

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UCC5672  
Multimode (LVD/SE) SCSI 9 Line Terminator  
FEATURES  
DESCRIPTION  
Auto Selection Multi-Mode Single  
Ended or Low Voltage Differential  
Termination  
The UCC5672 Multi-Mode Low Voltage Differential and Single Ended Ter-  
minator is both a single ended terminator and a low voltage differential ter-  
minator for the transition to the next generation SCSI Parallel Interface  
(SPI-3). The low voltage differential is a requirement for the higher speeds  
at a reasonable cost and is the only way to have adequate skew budgets.  
2.7V to 5.25V Operation  
Differential Failsafe Bias  
The automatic mode select/change feature switches the terminator be-  
tween Single Ended or LVD SCSI Termination, depending on the bus  
mode. If the bus is in High Voltage Differential Mode, the terminator lines  
transition into a High Impedance state.  
Built-in SPI-3 Mode Change Filter/  
Delay  
Meets SCSI-1, SCSI-2, Ultra2 (SPI-2  
LVD), Ultra3/Ultra160 (SPI-3) and  
Ultra320 (SPI-4) Standards  
The UCC5672 is SPI-4, SPI-3, SPI-2, and SCSI-2 compliant. This device  
is offered in a 28 pin TSSOP package to minimize the footprint. The  
UCC5672 is also available in a 36 pin MWP package.  
Supports Active Negation  
3pF Channel Capacitance  
BLOCK DIAGRAM  
HPD  
2.1V  
FILTER/  
DELAY  
DIFFB  
17  
LVD  
SE  
0.6V  
DIFSENS  
REF 1.3V  
16 DIFSENS  
ENABLE  
TRMPWR  
TRMPWR  
28  
27  
SOURCE/SINK  
REGULATORS  
SE REF  
2.7V  
110  
124  
SW1  
56mV  
52  
52  
10µA  
LVD REF  
1.25V  
+
3
2
L1–  
L1+  
56mV  
+
DISCNCT  
13  
ENABLE  
SE GROUND  
SWITCH  
110  
OTHER  
SWITCHES  
56mV  
MODE  
SW1  
UP  
52  
52  
HS/GND  
HS/GND  
GND  
6
+
26 L9–  
25 L9+  
124  
SE  
LVD  
HPD  
UP  
56mV  
22  
14  
DOWN DOWN  
+
DOWN  
OPEN  
OPEN  
DISCNCT OPEN  
SE GROUND  
SWITCH  
1
REG  
Note: Indicated pinout is for 28 pin TSSOP package.  
UDG-99125  
SLUS414B - FEBRUARY 2000 - REVISED MARCH 2002  

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