参数资料
型号: SN74LVC863APWR
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: LVC/LCX/Z SERIES, 9-BIT TRANSCEIVER, TRUE OUTPUT, PDSO24
封装: GREEN, PLASTIC, TSSOP-24
文件页数: 8/15页
文件大小: 434K
代理商: SN74LVC863APWR
www.ti.com
DESCRIPTION/ORDERING INFORMATION (CONTINUED)
A1
B1
OEBA2
OEAB2
To Eight Other Channels
OEAB1
OEBA1
1
11
13
14
2
23
SN74LVC863A
9-BIT BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCAS310J – MARCH 1993 – REVISED MARCH 2005
To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup
resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.
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.
FUNCTION TABLE
INPUTS
OPERATION
OEAB1
OEAB2
OEBA1
OEBA2
L
Latch A and B
L
H
X
A to B
L
X
H
X
L
B to A
X
H
L
H
X
H
X
H
X
H
Isolation
X
H
X
H
X
H
X
LOGIC DIAGRAM (POSITIVE LOGIC)
2
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