參數(shù)資料
型號: 74AHCT125
廠商: NXP Semiconductors N.V.
英文描述: Quad buffer/line driver; 3-state(四通道緩沖器/線驅動器(三態(tài)))
中文描述: 四緩沖器/線路驅動器,3態(tài)(四通道緩沖器/線驅動器(三態(tài)))
文件頁數(shù): 9/16頁
文件大?。?/td> 78K
代理商: 74AHCT125
1999 Sep 27
9
Philips Semiconductors
Product specification
Quad buffer/line driver; 3-state
74AHC125; 74AHCT125
Type 74AHCT125
GND = 0 V; t
r
= t
f
3.0 ns.
Note
1.
Typical values at V
CC
= 5.0 V.
AC WAVEFORMS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
(
°
C)
UNIT
WAVEFORMS
C
L
25
40 to +85
40 to +125
MIN.
TYP.
MAX.
MIN.
MAX.
MIN.
MAX.
V
CC
= 4.5 to 5.5 V;
note 1
t
PHL
/t
PLH
propagation delay
nA to nY
propagation delay
nOE to nY
propagation delay
nOE to nY
propagation delay
nA to nY
propagation delay
nOE to nY
propagation delay
nOE to nY
see Figs 5 and 7
15 pF
3.0
5.5
1.0
6.5
1.0
7.0
ns
t
PZH
/t
PZL
see Figs 6 and 7
3.4
5.1
1.0
6.0
1.0
6.5
ns
t
PHZ
/t
PLZ
4.5
6.8
1.0
8.0
1.0
8.5
ns
t
PHL
/t
PLH
see Figs 5 and 7
50 pF
4.3
7.5
1.0
8.5
1.0
9.5
ns
t
PZH
/t
PZL
see Figs 6 and 7
4.9
7.3
1.0
8.3
1.0
9.5
ns
t
PHZ
/t
PLZ
6.5
8.8
1.0
10.0
1.0
11.0
ns
Fig.5 The input (nA) to output (nY) propagation delays.
handbook, halfpage
MNA230
tPHL
tPLH
VM
(1)
VM
(1)
nA INPUT
nY OUTPUT
GND
VI
VOH
VOL
FAMILY
V
I
INPUT
REQUIREMENTS
V
M(1)
INPUT
V
M(1)
OUTPUT
AHC
AHCT
GND to V
CC
GND to 3.0 V
50% V
CC
1.5 V
50% V
CC
50% V
CC
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