74ALVT16241DGG 查看數據表（PDF） - Philips Electronics
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74ALVT16241DGG Datasheet PDF : 10 Pages
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Philips Semiconductors
2.5V/3.3V 16-bit buffer/driver (3-State)
Product specification
74ALVT16241
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 + 0.15V at VCC v 2.7V
VY = VOH – 0.3V at VCC w 3.0V; VY = VOH – 0.15V 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
nOE
INPUT
nOE
INPUT
VM
tPZL
nYx
VM
OUTPUT
tPZH
nYx
VM
OUTPUT
VM
tPLZ
3.0V or VCC
whichever is
less
3.0V or VCC
tPHZ
VX
VOL
VOH
VY
0V
SW00160
Waveform 1. Input (nAx) to Output (nYx) Propagation Delays
SW00209
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 or
VCC x 2
90%
OPEN
NEGATIVE
GND
PULSE
tW
VM
10%
tTHL (tF)
VM
10%
90%
AMP (V)
0V
tTLH (tR)
POSITIVE
PULSE
10%
tTLH (tR)
90%
VM
tW
90%
VM
tTHL (tF)
AMP (V)
10%
0V
VM = 1.5V or VCC / 2, whichever is less
Input Pulse Definition
FAMILY
74ALVT16
INPUT PULSE REQUIREMENTS
Amplitude Rep. Rate
3.0V or VCC
whichever
is less
≤10MHz
tW
tR
500ns ≤2.5ns
tF
≤2.5ns
SW00162
1998 Feb 13
7
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