Philips Semiconductors Product specification
74ALVT16652
2.5V/3.3V 16-bit bus transceiver/register
(3-State)
1998 Feb 13
10
AC CHARACTERISTICS (2.5V "0.2V RANGE)
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF; R
L
= 500Ω; T
amb
= –40°C to +85°C.
LIMITS
SYMBOL PARAMETER WAVEFORM V
CC
= 2.5V ± 0.2V UNIT
MIN TYP
1
MAX
f
MAX
Maximum clock frequency 1 150 200 MHz
t
PLH
t
PHL
Propagation delay
nCPAB to nBx or nCPBA to nAx
1
1.0
1.0
3.0
2.7
4.9
4.2
ns
t
PLH
t
PHL
Propagation delay
nAx to nBx or nBx to nAx
2
0.5
0.5
2.0
2.1
3.2
3.5
ns
t
PLH
t
PHL
Propagation delay
nSAB to nBx or nSBA to nAx
3
1.5
1.5
3.4
3.2
5.2
5.8
ns
t
PZH
t
PZL
Output enable time
nOEBA to nAx
5
6
1.5
0.5
3.2
2.0
4.7
3.2
ns
t
PHZ
t
PLZ
Output disable time
nOEBA to nAx
5
6
1.5
1.8
3.2
2.3
4.8
3.5
ns
t
PZH
t
PZL
Output enable time
nOEAB to nBx
5
6
1.5
1.0
3.3
2.5
4.9
3.6
ns
t
PHZ
t
PLZ
Output disable time
nOEAB to nBx
5
6
2.0
1.0
3.9
2.3
5.9
6.0
ns
NOTE:
1. All typical values are at V
CC
= 3.3V and T
amb
= 25°C.
AC SETUP REQUIREMENTS (2.5V "0.2V RANGE)
GND = 0V, t
R
= 2.5ns, t
F
= 2.5ns, C
L
= 50pF, R
L
= 500Ω, T
amb
= –40 °C to +85 °C
LIMITS
SYMBOL PARAMETER WAVEFORM V
CC
= 2.5V ±0.2V UNIT
MIN TYP
t
s
(H)
t
s
(L)
Setup time
1
nAx to nCPAB, nBx to nCPBA
4
1.8
2.0
0.9
1.0
ns
t
h
(H)
t
h
(L)
Hold time
1
nAx to nCPAB, nBx to nCPBA
4
0.0
0.0
–1.0
–1.0
ns
t
w
(H)
t
w
(L)
Pulse width, High or Low
nCPAB or nCPBA
1
1.5
1.5
ns
NOTE:
1. This data sheet limit may vary among suppliers.
AC WAVEFORMS
V
M
= 1.5V at V
CC
w 3.0V; V
M
= V
CC
/2 at V
CC
v 2.7V
V
X
= V
OL
+ 0.3V at V
CC
w 3.0V; V
X
= V
OL
+ 0.15V at V
CC
v 2.7V
V
Y
= V
OH
– 0.3V at V
CC
w 3.0V; V
Y
= V
OH
– 0.15V at V
CC
v 2.7V
V
M
V
M
V
M
V
M
V
M
1/f
MAX
t
w
(H) t
w
(L)
t
PHL
t
PLH
nCPBA or
nCPAB
nAx or nBx
SH00030
0V
3.0V or V
CC
whichever
is less
V
OH
V
OL
Waveform 1. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
V
M
t
PLH
t
PHL
V
M
V
M
V
M
nBx or nAx
nAx or nBx
SH00048
3.0V or V
CC
0V
V
OH
V
OL
Waveform 2. Propagation Delay, nAx to nBx or nBx to nAx
