參數(shù)資料
型號(hào): IDT74ALVCH16525PV8
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類(lèi): 總線收發(fā)器
英文描述: ALVC/VCX/A SERIES, 18-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封裝: 0.635 MM PITCH, SSOP-56
文件頁(yè)數(shù): 1/7頁(yè)
文件大?。?/td> 75K
代理商: IDT74ALVCH16525PV8
INDUSTRIALTEMPERATURERANGE
IDT74ALVCH16525
3.3VCMOS18-BITREGISTEREDBUSTRANSCEIVERWITH3-STATEOUTPUTS
1
APRIL 1999
INDUSTRIAL TEMPERATURE RANGE
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
1999 Integrated Device Technology, Inc.
DSC-4694/2
FEATURES:
0.5 MICRON CMOS Technology
Typical tSK(o) (Output Skew) < 250ps
ESD > 2000V per MIL-STD-883, Method 3015; > 200V using
machine model (C = 200pF, R = 0)
VCC = 3.3V ± 0.3V, Normal Range
VCC = 2.7V to 3.6V, Extended Range
VCC = 2.5V ± 0.2V
CMOS power levels (0.4
W typ. static)
Rail-to-Rail output swing for increased noise margin
Available in SSOP, TSSOP, and TVSOP packages
IDT74ALVCH16525
3.3V CMOS 18-BIT
REGISTERED BUS TRANS-
CEIVER WITH 3-STATE
OUTPUTS AND BUS-HOLD
DRIVE FEATURES:
High Output Drivers: ±24mA
Suitable for heavy loads
B1
CE
C1
1D
1
0
CE
C1
1D
CE
C1
1D
CE
C1
1D
CE
C1
1D
OEBA
54
A1
SEL
OEAB
CLKENAB
CLKENBA
CLK2BA
CLK1BA
CLKAB
55
30
29
28
1
2
27
56
1 of 18 Channels
3
To 17 Other Channels
NO
T
RECOMMENDED
FOR
NEW
DESIGNS
FUNCTIONAL BLOCK DIAGRAM
DESCRIPTION:
This 18-bit registered bus transceiver is built using advanced dual metal
CMOStechnology.Dataflowineachdirectioniscontrolledbyoutput-enable
(OEABandOEBA)andclock-enable(CLKENABandCLKENBA)inputs.For
theA-to-Bdataflow,thedataflowsthroughasingleregister.TheB-to-Adata
canflowthroughafour-stagepipelineregisterpath,orthroughasingleregister
path,dependingonthestateoftheselect(SEL)input.Dataisstoredintheinternal
registersonthelow-to-hightransitionoftheclock(CLK)input,providedthatthe
appropriate CLKEN inputs are low. The A-to-B data transfer is synchronized
totheCLKABinput,andB-to-AdatatransferissynchronizedwiththeCLK1BA
andCLK2BAinputs.
The ALVCH16525 has been designed with a ±24mA output driver. This
driveriscapableofdrivingamoderatetoheavyloadwhilemaintainingspeed
performance.
The ALVCH16525 has “bus-hold” which retains the inputs’ last state
whenevertheinputbusgoestoahighimpedance.Thispreventsfloatinginputs
andeliminatestheneedforpull-up/downresistors.
APPLICATIONS:
3.3V high speed systems
3.3V and lower voltage computing systems
相關(guān)PDF資料
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IDT74ALVCH16821PV 制造商:INT_DEV_TECH 功能描述:
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