74ABT240PW View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
74ABT240PW Datasheet PDF : 5 Pages
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Philips Semiconductors
Octal inverting buffer (3-State)
Product specification
74ABT240
AC CHARACTERISTICS
GND = 0V; tR = tF = 2.5ns; CL = 50pF, RL = 500Ω
SYMBOL
PARAMETER
WAVEFORM
tPLH
Propagation delay
tPHL
nAx to nYx
1
tPZH
Output enable time
tPZL
to High and Low level
2
tPHZ
Output disable time
tPLZ
from High and Low level
2
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
LIMITS
Tamb = +25°C
VCC = +5.0V
Min
Typ
Max
Tamb = –40°C to +85°C
VCC = +5.0V ±0.5V
Min
Max
1.0
2.7
4.1
1.0
4.8
1.6
3.5
4.3
1.6
4.8
1.1
3.1
4.7
1.1
5.2
1.1
4.2
5.8
1.1
6.2
1.8
3.7
5.7
1.8
6.4
1.6
3.0
5.4
1.6
5.8
UNIT
ns
ns
ns
nAx INPUT
nYx OUTPUT
VM
tPHL
VM
VM
tPLH
VM
SA00037
Waveform 1. Waveforms Showing the Input (nAx) to
Output (nYx) Propagation Delays
nOE INPUT
VM
VM
tPZL
tPLZ
3.5V
nYx OUTPUT
nYx OUTPUT
VM
tPZH
VM
tPHZ
VOL + 0.3V
VOL
VOH
VOH – 0.3V
0V
SA00017
Waveform 2. Waveforms Showing the 3-State Output
Enable and Disable Times
1996 Sep 10
5
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