參數(shù)資料
型號: SN54ABT162501WD
廠商: Texas Instruments, Inc.
元件分類: 通用總線功能
英文描述: 18-BIT UNIVERSAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
中文描述: 18位通用總線收發(fā)3態(tài)輸出
文件頁數(shù): 2/9頁
文件大小: 135K
代理商: SN54ABT162501WD
SN54ABT162501, SN74ABT162501
18-BIT UNIVERSAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS243E – SEPTEMBER 1992 – REVISED FEBRUARY 1999
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
When V
CC
is between 0 and 2.1 V, the device is in the high-impedance state during power up or power down.
However, to ensure the high-impedance state above 2.1 V, OE should be tied to V
CC
through a pullup resistor
and OE should be tied to GND through a pulldown resistor; the minimum value of the resistor is determined by
the current-sinking/current-sourcing capability of the driver.
The SN54ABT162501 is characterized for operation over the full military temperature range of –55
°
C to 125
°
C.
The SN74ABT162501 is characterized for operation from –40
°
C to 85
°
C.
FUNCTION TABLE
INPUTS
LEAB
OUTPUT
B
OEAB
CLKAB
A
L
X
X
X
Z
H
H
X
L
L
H
H
X
H
H
H
H
L
L
L
H
L
H
H
H
L
X
B0
B0§
H
L
L
X
A-to-B data flow is shown: B-to-A flow is similar but
uses OEBA, LEBA, and CLKBA.
Output level before the indicated steady-state input
conditions were established, provided that CLKAB
was high before LEAB went low
§Output level before the indicated steady-state input
conditions were established
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