74lvc245abq NXP Semiconductors, 74lvc245abq Datasheet - Page 9

• Manufacturer Part Number: 74lvc245abq
• Description: Octal Bus Transceiver With Direction Pin With 5 V Tolerant Inputs/outputs 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS
GND = 0 V; t
Notes
1. Typical values are measured at V
2. Skew between any two outputs of the same package switching in the same direction. This parameter is guaranteed
2003 May 07
SYMBOL
T
t
t
t
t
T
t
t
t
t
PHL
PZH
PHZ
sk(0)
PHL
PZH
PHZ
sk(0)
amb
amb
Octal bus transceiver with direction pin with 5 V tolerant
input/outputs (3-state)
by design.
/t
/t
/t
/t
/t
/t
PLH
PLH
PZL
PLZ
PZL
PLZ
= 40 to +85 C
= 40 to +125 C
r
propagation delay A
3-state output enable time
OE to A
3-state output disable time
OE to A
skew
propagation delay A
3-state output enable time
OE to A
3-state output disable time
OE to A
skew
= t
f
2.5 ns.
n
n
n
n
, OE to B
, OE to B
, OE to B
, OE to B
PARAMETER
n
n
n
n
n
n
to B
to B
CC
n
n
, B
, B
= 3.3 V.
n
n
to A
to A
n
n
see Figs 5 and 7 1.2
see Figs 6 and 7 1.2
see Figs 6 and 7 1.2
note 2
see Figs 5 and 7 1.2
see Figs 6 and 7 1.2
see Figs 6 and 7 1.2
note 2
WAVEFORMS
9
TEST CONDITIONS
2.7
3.0 to 3.6
2.7
3.0 to 3.6
2.7
3.0 to 3.6
2.7
3.0 to 3.6
2.7
3.0 to 3.6
2.7
3.0 to 3.6
V
CC
(V)
1.5
1.5
1.5
1.5
1.5
1.7
1.5
1.5
1.5
1.5
1.5
1.7
MIN.
17
3.4
2.9
22
5.0
4.0
12
3.6
3.4
TYP.
74LVCH245A
74LVC245A;
Product specification
(1)
(1)
(1)
7.3
6.3
9.5
8.5
8.0
7.0
1.0
9.5
8.0
12.0
11.0
10.0
9.0
1.5
MAX.
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT