74AHC245PW View Datasheet(PDF) - Philips Electronics
Part Name
Description
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74AHC245PW Datasheet PDF : 20 Pages
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Philips Semiconductors
Octal bus transceiver; 3-state
AC WAVEFORMS
Product specification
74AHC245; 74AHCT245
handbook, halfpage VI
An, Bn INPUT
GND
tPLH
VOH
Bn, An OUTPUT
VOL
VM
VM
VM
tPHL
VM
MNA176
FAMILY
AHC
AHCT
VI INPUT
REQUIREMENTS
GND to VCC
GND to 3.0 V
VM
INPUT
50% VCC
1.5 V
VM
OUTPUT
50% VCC
50% VCC
Fig.4 The input (An, Bn) to output (Bn, An) propagation delays.
handbook, full pagewidth
VI
OEn INPUT
GND
OUTPUT
LOW-to-OFF
OFF-to-LOW
VCC
VOL
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
VOH
GND
VM
tPLZ
tPZL
tPHZ
VOL + 0.3 V
VOH − 0.3 V
VM
tPZH
VM
outputs
enabled
outputs
disabled
outputs
enabled
MNA177
FAMILY
VI INPUT
REQUIREMENTS
VM
INPUT
VM
OUTPUT
AHC
AHCT
GND to VCC
GND to 3.0 V
50% VCC 50% VCC
1.5 V
50% VCC
Fig.5 The 3-state output enable and disable times.
1999 Sep 28
11
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