參數(shù)資料
型號: IDT74AUC32245BFI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 總線收發(fā)器
英文描述: AUC SERIES, 32 1-BIT TRANSCEIVER, TRUE OUTPUT, PBGA96
封裝: LFBGA-96
文件頁數(shù): 1/7頁
文件大?。?/td> 109K
代理商: IDT74AUC32245BFI
1
INDUSTRIALTEMPERATURERANGE
IDT74AUC32245
1.8V CMOS 32-BIT BUS TRANSCEIVER WITH 3-STATE OUTPUTS
MARCH 2003
IDT74AUC32245
INDUSTRIAL TEMPERATURE RANGE
1.8V CMOS 32-BIT BUS
TRANSCEIVER WITH
3-STATE OUTPUTS
DESCRIPTION:
This 32-bit bus transceiver is built using advanced CMOS technology. The
AUC32245isdesignedspecificallyforasynchronouscommunicationsbetween
data buses. The control function implementation minimizes external timing
requirements.
This device can be used as one 32-bit transceiver, two 16-bit transceivers,
orfour8-bittransceivers. ItallowsdatatransmissionfromAbustoBbusorfrom
B bus to A bus, depending on the logic level at the direction-control (DIR) input.
Theoutput-enable(
OE)inputcanbeusedtodisablethedevicesothatthebuses
are effectively isolated.
This device is fully specified for partial power-down applications using IOFF.
The IOFF circuitry disables the outputs, preventing damaging current backflow
through the device when it is powered down.
TheAUC32245isdesignedwitha±9mAoutputdriver. Thisdriveriscapable
of driving a moderate load while maintaining speed performance.
To ensure the high-impedance state during power up or power down,
OE
shouldbetiedtoVDDthroughapull-upresistor;theminimumvalueoftheresistor
is determined by the current-sinking capability of the driver.
1
DIR
1
A1
1
B1
1
OE
TO SEVEN OTHER CHANNELS
3
DIR
3
A1
3
B1
3
OE
2
DIR
2
A1
2
B1
2
OE
4
DIR
4
A1
4
B1
4
OE
A3
A5
H3
E5
A4
A2
H4
E2
J3
J5
J4
J2
T3
N5
T4
N2
TO SEVEN OTHER CHANNELS
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
2003 Integrated Device Technology, Inc.
DSC-6374/2
FEATURES:
ESD > 2000V per MIL-STD-883, Method 3015; > 200V using
machine model (C = 200pF, R = 0)
1.8V Optimized
0.8V to 2.7V Operating Range
Inputs/outputs tolerant up to 3.6V
Output drivers: ±8mA @ VDD = 1.8V
Supports hot insertion
Available in 96-ball LFBGA package
FUNCTIONAL BLOCK DIAGRAM
APPLICATIONS:
High performance, low voltage communications systems
High performance, low voltage computing systems
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