參數(shù)資料
型號: 74ABT240
廠商: NXP Semiconductors N.V.
英文描述: Octal inverting buffer 3-State
中文描述: 反相緩沖八路三態(tài)
文件頁數(shù): 4/5頁
文件大?。?/td> 71K
代理商: 74ABT240
Philips Semiconductors
Product specification
74ABT240
Octal inverting buffer (3-State)
1996 Sep 10
5
AC CHARACTERISTICS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF, R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
°
C
V
CC
= +5.0V
T
amb
= –40
°
C to +85
°
C
CC
= +5.0V
±
0.5V
UNIT
Min
Typ
Max
Min
Max
t
PLH
t
PHL
Propagation delay
nAx to nYx
1
1.0
1.6
2.7
3.5
4.1
4.3
1.0
1.6
4.8
4.8
ns
t
PZH
t
PZL
Output enable time
to High and Low level
2
1.1
1.1
3.1
4.2
4.7
5.8
1.1
1.1
5.2
6.2
ns
t
PHZ
t
PLZ
Output disable time
from High and Low level
2
1.8
1.6
3.7
3.0
5.7
5.4
1.8
1.6
6.4
5.8
ns
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 3.0V
nAx INPUT
V
M
V
M
nYx OUTPUT
V
M
V
M
t
PHL
t
PLH
SA00037
Waveform 1. Waveforms Showing the Input (nAx) to
Output (nYx) Propagation Delays
nOE INPUT
V
M
V
M
t
PZH
t
PHZ
nYx OUTPUT
V
OH
V
OH
– 0.3V
V
M
V
M
nYx OUTPUT
V
OL
t
PZL
t
PLZ
3.5V
0V
V
OL
+ 0.3V
SA00017
Waveform 2. Waveforms Showing the 3-State Output
Enable and Disable Times
相關(guān)PDF資料
PDF描述
74ABT240 Octal Buffer/Line Driver with 3-STATE Outputs
74ABT240CMSA Octal Buffer/Line Driver with 3-STATE Outputs
74ABT240CMTC Octal Buffer/Line Driver with 3-STATE Outputs
74ABT240CSC Octal Buffer/Line Driver with 3-STATE Outputs
74ABT240CSJ Octal Buffer/Line Driver with 3-STATE Outputs
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