參數(shù)資料
型號: MAX4888ETI+T
廠商: Maxim Integrated Products
文件頁數(shù): 16/16頁
文件大小: 0K
描述: IC SWITCH QUAD SPDT 28TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1
功能: 開關(guān)
電路: 4 x SPDT
導(dǎo)通狀態(tài)電阻: 7 歐姆
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 1.65 V ~ 3.6 V
電流 - 電源: 60µA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 28-TQFN-EP(3.5x5.5)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: MAX4888ETI+TDKR
MAX4888/MAX4889
2.5Gbps PCI Express Passive Switches
_______________________________________________________________________________________
9
Detailed Description
The MAX4888/MAX4889 high-speed passive switches
route PCIe data between two possible destinations. The
MAX4888/MAX4889 are ideal for routing PCIe signals to
change the system configuration. For example, in a
graphics application, the MAX4888/MAX4889 create two
sets of eight lanes from a single 16-lane bus. The
MAX4888/MAX4889 feature a single digital control input
(SEL) to switch signal paths.
The MAX4888/MAX4889 are fully specified to operate
from a single 3.0V to 3.6V power supply and also oper-
ate down to 1.65V.
Digital Control Input (SEL)
The MAX4888/MAX4889 provide a single digital control
input (SEL) to select the signal path between the
COM__ and NO__/NC__ channels. The truth tables for
the MAX4888/MAX4889 are depicted in the
Functional
Diagrams/Truth Table section. Drive SEL rail-to-rail to
minimize power consumption.
Analog Signal Levels
The MAX4888/MAX4889 accept standard PCIe signals
to a maximum of V+ - 1.2V. Signals on the COM_+
channels are routed to either the NO_+ or NC_+ chan-
nels, and signals on the COM_- channels are routed to
either the NO_- or NC_- channels. The MAX4888/
MAX4889 are bidirectional switches, allowing COM__,
NO__, and NC__ to be used as either inputs or outputs.
CAPACITANCE
METER
NC_ or
NO_
COM_
GND
SEL
VIL OR VIH
0.1μF
3.3V
V+
MAX4888/MAX4889
Figure 4. Channel Off-/On-Capacitance
MEASUREMENTS ARE STANDARDIZED AGAINST SHORTS AT IC TERMINALS.
OFF-ISOLATION IS MEASURED BETWEEN COM_ AND "OFF" NO_ OR NC_ TERMINAL ON EACH SWITCH.
ON-LOSS IS MEASURED BETWEEN COM_ AND "ON" NO_ OR NC_ TERMINAL ON EACH SWITCH.
CROSSTALK IS MEASURED BETWEEN ANY TWO PAIRS.
SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED.
3.3V
VOUT
V+
SEL
NC_
COM_
NO_
VIN
MAX4888/MAX4889
OFF-ISOLATION = 20log
VOUT
VIN
ON-LOSS = 20log
VOUT
VIN
CROSSTALK = 20log
VOUT
VIN
NETWORK
ANALYZER
50Ω
MEAS
REF
0.1μF
0V OR V+
50Ω
GND
Figure 3. On-Loss, Off-Isolation, and Crosstalk
Test Circuits/Timing Diagrams (continued)
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參數(shù)描述
MAX4889AETO 功能描述:模擬開關(guān) IC RoHS:否 制造商:Texas Instruments 開關(guān)數(shù)量:2 開關(guān)配置:SPDT 開啟電阻(最大值):0.1 Ohms 切換電壓(最大): 開啟時間(最大值): 關(guān)閉時間(最大值): 工作電源電壓:2.7 V to 4.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-16
MAX4889AETO+ 功能描述:多路器開關(guān) IC 5.0Gbps PCI Express Passive Switch RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 開關(guān)數(shù)量:4 開啟電阻(最大值):7 Ohms 開啟時間(最大值): 關(guān)閉時間(最大值): 傳播延遲時間:0.25 ns 工作電源電壓:2.3 V to 3.6 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UQFN-16
MAX4889AETO+T 功能描述:多路器開關(guān) IC 5.0Gbps PCI Express Passive Switch RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 開關(guān)數(shù)量:4 開啟電阻(最大值):7 Ohms 開啟時間(最大值): 關(guān)閉時間(最大值): 傳播延遲時間:0.25 ns 工作電源電壓:2.3 V to 3.6 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UQFN-16
MAX4889AETO-T 功能描述:模擬開關(guān) IC RoHS:否 制造商:Texas Instruments 開關(guān)數(shù)量:2 開關(guān)配置:SPDT 開啟電阻(最大值):0.1 Ohms 切換電壓(最大): 開啟時間(最大值): 關(guān)閉時間(最大值): 工作電源電壓:2.7 V to 4.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-16
MAX4889AEVKIT+ 功能描述:交換機 IC 開發(fā)工具 MAX4889/9A Eval Kit RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:USB Power Switches 工具用于評估:MAX4984E 工作電源電壓:2.8 V to 5.5 V