參數(shù)資料
型號(hào)： 74HCT541
廠商： NXP Semiconductors N.V.
英文描述： Octal buffer/line driver; 3-state
中文描述： 八路緩沖器/線(xiàn)路驅(qū)動(dòng)器，3態(tài)
文件頁(yè)數(shù)： 6/7頁(yè)
文件大?。?/td> 43K
代理商： 74HCT541
December 1990
6
Philips Semiconductors
Product specification
Octal buffer/line driver; 3-state
74HC/HCT541
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: bus driver
I
CC
category: MSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
INPUT
UNIT LOAD COEFFICIENT
OE
1
OE
2
A
n
1.50
1.00
0.70
SYMBOL PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ. max. min.
max.
min. max.
t
PHL
/ t
PLH
propagation delay
A
n
to Y
n
3-state output enable time
OE to Y
n
3-state output disable time
OE to Y
n
output transition time
15
28
35
42
ns
4.5
Fig.6
t
PZH
/ t
PZL
21
35
44
53
ns
4.5
Fig.7
t
PHZ
/ t
PLZ
21
35
44
53
ns
4.5
Fig.7
t
THL
/ t
TLH
5
12
15
18
ns
4.5
Fig.6
相關(guān)PDF資料
PDF描述
74HC541 Octal buffer/line driver; 3-state
74HC541 Octal Buffers/Line Drivers (with 3-state outputs)
74HC541 High Speed CMOS Logic Octal Buffer and Line Drivers, Three-State
74HC541 OCTAL BUS BUFFER INVERTING/NON-INVERTING, 3-STATE OUTPUTS
74HC541 Octal 3-State Non-Inverting Buffer/Line Driver/Line Receiver
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