Philips Semiconductors Product specification
74ALVCH16823
18-bit D-type flip-flop (3-State)
1998 Jul 29
7
AC CHARACTERISTICS FOR V
CC
= 2.3V TO 2.7V RANGE AND V
CC
< 2.3V
GND = 0V; t
r
= t
f
≤ 2.0ns; C
L
= 30pF
LIMITS
SYMBOL PARAMETER WAVEFORM V
CC
= 2.3 to 2.7V V
CC
= 1.8V V
CC
= 1.2V UNIT
MIN TYP
1,
2
MAX MIN TYP1 MAX TYP
1
t
PLH
/t
PHL
Propagation delay
nCP to nQ
n
1, 5 1.0 2.8 4.9 1.5 4.5 7.5 10.6 ns
t
PLH
/t
PHL
Propagation delay
nMR to nQ
n
2, 5 1.0 2.9 5.0 1.5 4.6 7.4 9.9 ns
t
PZH
/t
PZL
3-State output enable time
nOE
n
to nQ
n
4, 5 1.0 2.8 5.3 1.5 4.4 7.7 10.4 ns
t
PHZ
/t
PLZ
3-State output disable time
nOE
n
to nQ
n
4, 5 1.0 2.2 4.1 1.5 3.3 5.5 6.7 ns
nCP pulse width 1, 5 3.0 1.6 4.0 2.0
W
nMR pulse width, LOW 3, 5 3.0 0.4 4.0 0.8
Set up time nD
n
to nCP
1.2 0.2 1.5 0.2
SU
Set up time nCE to nCP
,
1.8 –0.2 2.0 –0.2
Hold time nD
n
to nCP
0.8 –0.1 0.6 –0.2
h
Hold time nCE to nCP
,
0.3 0.2 0.3 0.2
t
rec
Recovery time nMR to nCP 2, 5 1.0 0.3 0.8 0.2 ns
F
max
Maximum clock pulse frequency 1, 5 150 300 125 250 MHz
NOTE:
1. All typical values are measured at T
amb
= 25°C.
2. Typical value is measured at V
CC
= 2.5V.
AC CHARACTERISTICS FOR V
CC
= 3.0V TO 3.6V RANGE AND V
CC
= 2.7V
GND = 0V; t
r
= t
f
≤ 2.5ns; C
L
= 50pF
LIMITS
SYMBOL PARAMETER WAVEFORM V
CC
= 3.0 ± 0.3V V
CC
= 2.7V UNIT
MIN TYP
1,
2
MAX MIN TYP
1
MAX
t
PLH
/t
PHL
Propagation delay
nCP to nQ
n
1, 5 1.0 2.5 3.7 1.0 2.7 4.3 ns
t
PLH
/t
PHL
Propagation delay
nMR to nQ
n
2, 5 1.0 2.6 4.0 1.0 3.1 4.6 ns
t
PZH
/t
PZL
3-State output enable time
nOE
n
to nQ
n
4, 5 1.0 2.5 4.3 1.0 3.1 5.2 ns
t
PHZ
/t
PLZ
3-State output disable time
nOE
n
to nQ
n
4, 5 1.0 2.8 3.9 1.0 3.1 4.3 ns
nCP pulse width HIGH or LOW 1, 5 2.5 1.4 3.0 1.6
W
nMR pulse width HIGH or LOW 3, 5 2.5 0.3 3.0 0.6
Set up time nD
n
to nCP
1.2 0.2 1.5 0.4
SU
Set up time nCE to nCP
,
1.5 –0.1 1.9 –0.1
Hold time nD
n
to nCP
0.8 0.0 0.6 –0.2
h
Hold time nCE to nCP
,
0.5 0.1 0.4 0.1
t
rec
Recovery time nMR to nCP 2, 5 1.0 0.2 0.8 0.1 ns
F
max
Maximum clock pulse frequency 1, 5 200 350 150 300 MHz
NOTES:
1. All typical values are measured at T
amb
= 25°C.
2. Typical value is measured at V
CC
= 3.3V.