74ALVT162240DGG データシートの表示（PDF） - Philips Electronics
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74ALVT162240DGG
Philips Electronics
74ALVT162240DGG Datasheet PDF : 10 Pages
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Philips Semiconductors
2.5V/3.3V 16-bit inverting buffer/driver with
30Ω termination resistors (3-State)
Product specification
74ALVT162240
AC WAVEFORMS
VM = 1.5V at VCC w 3.0V, VM = VCC/2 at VCC v 2.7V
VX = VOL + 0.3V at VCC w 3.0V, VX = VOL + 0.150V at VCC v 2.7V
VY = VOH – 0.3V at VCC w 3.0V, VY = VOH – 0.150V at VCC v 2.7V
nAx INPUT
VM
tPLH
nYx OUTPUT
VM
VM
tPHL
3.0V or VCC,
whichever is less
0V
VOH
VM
VOL
SW00160
Waveform 1. Input (nAx) to Output (nYx) Propagation Delays
nOE
VM
INPUT
tPZL
VM
tPLZ
3.0V or VCC
whichever is
less
0V
3.0V or VCC
nYx
VM
OUTPUT
tPZH
nYx
VM
OUTPUT
tPHZ
VX
VOL
VOH
VY
0V
SW00161
Waveform 2. 3-State Output Enable and Disable Times
TEST CIRCUIT AND WAVEFORMS
VCC
VIN
VOUT
RL
PULSE
GENERATOR
D.U.T.
RT
CL
RL
Test Circuit for 3-State Outputs
SWITCH POSITION
TEST
SWITCH
tPHZ/tPZH
tPLZ/tPZL
tPLH/tPHL
GND
6V or VCC x 2
open
DEFINITIONS
RL = Load resistor; see AC CHARACTERISTICS for value.
CL = Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
RT = Termination resistance should be equal to ZOUT of
pulse generators.
6V
90%
OPEN
NEGATIVE
GND
PULSE
POSITIVE
PULSE
10%
VM
10%
tW
VM
10%
tTHL (tF)
tTLH (tR)
90%
VM
90%
VM
tW
Input Pulse Definition
90%
AMP (V)
0V
tTLH (tR)
tTHL (tF)
AMP (V)
10%
0V
FAMILY
74ALVT16
INPUT PULSE REQUIREMENTS
Amplitude Rep. Rate
3.0V or VCC
whichever
is less
≤10MHz
tW
tR
500ns ≤2.5ns
tF
≤2.5ns
SW00232
1998 Feb 13
7
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