74ALVT16952 Просмотр технического описания (PDF) - Philips Electronics
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74ALVT16952 Datasheet PDF : 14 Pages
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Philips Semiconductors
2.5V/3.3V 16-bit registered transceiver (3-State)
Product specification
74ALVT16952
AC CHARACTERISTICS (3.3V "0.3V RANGE)
GND = 0V; tR = tF = 2.5ns; CL = 50pF, RL = 500Ω; Tamb = –40°C to +85°C
SYMBOL
PARAMETER
WAVEFORM
MIN
fMAX
Maximum clock frequency
1
100
tPLH
Propagation delay
tPHL
nCPBA to nAx, nCPAB to nBx
1
1.0
1.0
tPZH
Output enable time
tPZL
nOEBA to nAx, nOEAB to nBx
3
1.0
4
0.5
tPHZ
Output disable time
tPLZ
nOEBA to nAx, nOEAB to nBx
3
1.0
4
1.0
NOTES:
1. All typical values are at VCC = 3.3V and Tamb = 25°C
AC SETUP REQUIREMENTS (3.3V "0.3V 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
nAx to nCPAB or nBx to nCPBA
2
th(H)
th(L)
Hold time
nAx to nCPAB or nBx to nCPBA
2
ts(H)
ts(L)
Setup time
nCEAB to nCPAB, nCEBA to nCPBA
2
th(H)
th(L)
Hold time
nCEAB to nCPAB, nCEBA to nCPBA
2
tw(H)
tw(L)
nCPAB or nCPBA pulse width,
High or Low
1
LIMITS
VCC = 3.3V ±0.3V
TYP1
142
2.3
2.3
2.4
1.8
2.9
2.3
MAX
3.5
3.4
3.8
3.0
4.5
3.6
LIMITS
VCC = 3.3V ±0.3V
MIN
TYP
1.5
0.9
1.5
0.7
0.5
–0.6
0.5
–0.8
1.1
0.2
0.5
–0.6
1.5
0.6
1.0
–0.1
3.2
2.7
3.2
2.5
UNIT
MHz
ns
ns
ns
UNIT
ns
ns
ns
ns
ns
1998 Mar 19
7
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