74ALVT16731 データシートの表示（PDF） - Philips Electronics
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74ALVT16731 Datasheet PDF : 12 Pages
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Philips Semiconductors
2.5V/3.3V 1-to-4 address register/driver (3-State)
Product specification
74ALVT16731
1. All typical values are at VCC = 2.5V and Tamb = 25°C.
AC SETUP REQUIREMENTS (2.5V "0.2V RANGE)
GND = 0V; tR = tF = 2.5ns; CL = 50pF, RL = 500Ω; Tamb = –40°C to +85°C.
SYMBOL
PARAMETER
WAVEFORM
ts(H)
ts(L)
Setup time, High or Low
Ax to CLK
4
th(H)
th(L)
Hold time, High or Low
Ax to CLK
4
tw(H)
tw(L)
Pulse width, High or Low
CLK
3
NOTE:
1. All typical values are at VCC = 2.5V and Tamb = 25°C.
LIMITS
VCC = 2.5V ±0.2V
MIN
TYP1
2.4
0.9
2.3
0.8
0
–0.7
0
–0.6
1.5
1.5
UNIT
ns
ns
ns
AC WAVEFORMS
NOTES:
1. VM = 1.5V at VCC w 3.0V, VM = VCC/2 at VCC v 2.7V
2. VX = VOL + 0.3V at VCC w 3.0V, VX = VOL + 0.150V at VCC v 2.7V
3. VY = VOH – 0.3V at VCC w 3.0V, VY = VOH – 0.150V at VCC v 2.7V
SEL
nAx
tPLH
3.0V or VCC,
whichever is
less
tPHL
0V
VOH
nYx
VOL
SW00276
Waveform 1. Input (Ax) to Output (nYx) Propagation Delay,
transparent mode. SEL to Output (nYx) Propagation Delay
CLK
nYx
1/fMAX
tW(L)
tPHL
tW(H)
tPLH
3.0V or VCC,
whichever is
less
0V
VOH
VOL
SW00277
Waveform 3. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
nOE
VM
INPUT
tPZL
VM
tPLZ
3.0V or VCC
whichever is
less
0V
nYx
VM
OUTPUT
tPZH
nYx
VM
OUTPUT
tPHZ
VX
VOL
VOH
VY
0V
SW00204
Waveform 2. 3-State Output Enable and Disable Times
3.0V or VCC,
whichever is
less
ÉÉÉ ÉÉÉÉÉÉÉÉÉ Ax
ÉÉÉÉÉÉ ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ0V
tS(H) th(H)
CLK
tS(L) th(L)
3.0V or VCC,
whichever is
less
0V
SW00278
Waveform 4. Data Setup and Hold Times
1999 Mar 30
8
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