Philips Semiconductors
Product specification
Quad buffer/line driver; 3-state
74AHC125; 74AHCT125
AC CHARACTERISTICS
Type 74AHC125
GND = 0 V; tr = tf ≤ 3.0 ns.
TEST CONDITIONS
WAVEFORMS CL
T
amb (°C)
SYMBOL
PARAMETER
25
−40 to +85 −40 to +125 UNIT
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VCC = 3.0 to 3.6 V; note 1
tPHL/tPLH propagation delay see Figs 5 and 7 15 pF
nA to nY
−
−
−
−
−
−
4.4
4.7
6.7
6.2
6.8
9.6
8.0
1.0
1.0
1.0
1.0
1.0
1.0
9.5
1.0
1.0
1.0
1.0
1.0
1.0
11.5
11.5
12.5
14.5
14.5
16.5
ns
ns
ns
ns
ns
ns
t
t
t
t
t
PZH/tPZL propagation delay see Figs 6 and 7
8.0
9.5
nOE to nY
PHZ/tPLZ propagation delay
nOE to nY
9.7
11.5
13.0
13.0
15.0
PHL/tPLH propagation delay see Figs 5 and 7 50 pF
nA to nY
11.5
11.5
13.2
PZH/tPZL propagation delay see Figs 6 and 7
nOE to nY
PHZ/tPLZ propagation delay
nOE to nY
VCC = 4.5 to 5.5 V; note 2
tPHL/tPLH propagation delay see Figs 5 and 7 15 pF
nA to nY
−
−
−
−
−
−
3.0
3.3
4.8
4.3
4.7
6.8
5.5
5.1
6.8
7.5
7.1
8.8
1.0
1.0
1.0
1.0
1.0
1.0
6.5
6.0
8.0
8.5
8.0
10.0
1.0
1.0
1.0
1.0
1.0
1.0
7.0
6.5
8.5
9.5
9.0
11.0
ns
ns
ns
ns
ns
ns
t
t
t
t
t
PZH/tPZL propagation delay see Figs 6 and 7
nOE to nY
PHZ/tPLZ propagation delay
nOE to nY
PHL/tPLH propagation delay see Figs 5 and 7 50 pF
nA to nY
PZH/tPZL propagation delay see Figs 6 and 7
nOE to nY
PHZ/tPLZ propagation delay
nOE to nY
Notes
1. Typical values at VCC = 3.3 V.
2. Typical values at VCC = 5.0 V.
1999 Sep 27
8
NXP [ NXP ]
