74AHCT245 PHILIPS [NXP Semiconductors], 74AHCT245 Datasheet - Page 11

• Manufacturer Part Number: 74AHCT245
• Description: Octal bus transceiver; 3-state
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
AC WAVEFORMS
1999 Sep 28
handbook, full pagewidth
Octal bus transceiver; 3-state
AHC
AHCT
AHC
AHCT
FAMILY
FAMILY
GND to V
GND to 3.0 V
GND to V
GND to 3.0 V
REQUIREMENTS
REQUIREMENTS
V
V
I
I
INPUT
INPUT
CC
CC
HIGH-to-OFF
OFF-to-HIGH
OFF-to-LOW
LOW-to-OFF
OE n INPUT
OUTPUT
OUTPUT
Fig.4 The input (A
handbook, halfpage
Fig.5 The 3-state output enable and disable times.
A n , B n INPUT
B n , A n OUTPUT
50% V
1.5 V
50% V
1.5 V
GND
GND
V OH
V CC
V OL
INPUT
INPUT
V I
V
V
M
M
GND
V OH
V OL
CC
CC
V I
n
t PLH
, B
V M
50% V
50% V
50% V
50% V
enabled
outputs
OUTPUT
OUTPUT
t PLZ
n
t PHZ
) to output (B
V
V
M
M
CC
CC
CC
CC
V M
V M
11
V OL
V OH
0.3 V
n
, A
0.3 V
disabled
outputs
n
) propagation delays.
V M
V M
t PZL
t PZH
t PHL
MNA176
74AHC245; 74AHCT245
V M
V M
outputs
enabled
MNA177
Product specification