參數(shù)資料
型號(hào): 74LV241
廠(chǎng)商: NXP Semiconductors N.V.
英文描述: Octal buffer/line driver; (3-State)(八緩沖器/線(xiàn)驅(qū)動(dòng)器(三態(tài)))
中文描述: 八路緩沖器/線(xiàn)路驅(qū)動(dòng)器(3態(tài))(八緩沖器/線(xiàn)驅(qū)動(dòng)器(三態(tài)))
文件頁(yè)數(shù): 6/12頁(yè)
文件大?。?/td> 115K
代理商: 74LV241
Philips Semiconductors
Product specification
74LV241
Octal buffer/line driver (3-State)
1998 May 20
6
AC CHARACTERISTICS
GND = 0V; t
r
= t
f
2.5ns; C
L
= 50pF; R
L
= 1K
CONDITION
LIMITS
SYMBOL
PARAMETER
WAVEFORM
–40 to +85
°
C
TYP
1
–40 to +125
°
C
MIN
UNIT
V
CC
(V)
1.2
MIN
MAX
MAX
45
t
PHL/
PLH
t
Propagation delay
1A to 1Y ;
n
;
2A
n
to 2Y
n
Figures 1
2.0
15
31
36
ns
2.7
11
23
26
3.0 to 3.6
9
2
18
21
1.2
55
t
PZH/
PZL
t
3-State output enable time
1OE to 1Y ;
n
;
2OE to 2Y
n
Figures 2 3
Figures 2, 3
2.0
19
36
44
2.7
14
26
33
ns
3.0 to 3.6
10
2
21
26
1.2
60
t
PHZ/
t
PLZ
3-State output disable time
1OE to 1Y ;
n
;
2OE to 2Y
n
Figures 2 3
Figures 2, 3
2.0
22
39
48
2.7
17
29
36
ns
3.0 to 3.6
13
2
24
29
NOTES:
1. Unless otherwise stated, all typical values are measured at T
amb
= 25
°
C.
2. Typical values are measured at V
CC
= 3.3 V.
AC WAVEFORMS
V
M
= 1.5 V at V
CC
2.7 V; V
M
= 0.5 V
×
V
CC
at V
CC
<
2.7 V
V
X
= V
OL
+ 0.3 V at V
CC
2.7 V; V
X
= V
OL
+ 0.1 V
×
V
CC
at V
CC
<
2.7 V
V
Y
= V
OH
– 0.3 V at V
CC
2.7V; V
Y
= V
OH
– 0.1
×
V
CC
at V
CC
<
2.7
V
V
OL
and V
OH
are the typical output voltage drop that occur with the
output load.
SV00617
V
M
INPUTS
OUTPUT
V
M
t
PLH
t
PHL
GND
V
OL
V
I
V
OH
Figure 1. Input (1A
n
, 2A
n
) to output (1Y
n
, 2Y
n
)
propagation delays.
SV00618
outputs
disabled
outputs
enabled
outputs
enabled
t
PHZ
t
PZH
t
PZL
t
PLZ
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
OUTPUT
LOW-to-OFF
OFF-to-LOW
V
M
V
M
1OE INPUT
V
X
V
OL
V
OH
V
Y
GND
GND
V
CC
V
I
V
M
Figure 2. 3-State enable and disable times.
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