74lvt646 NXP Semiconductors, 74lvt646 Datasheet - Page 7

• Manufacturer Part Number: 74lvt646
• Description: 3.3v Octal Bus Transceiver/register 3-state
• Manufacturer: NXP Semiconductors

1. All typical values are at V
1. This data sheet limit may vary among suppliers.
Philips Semiconductors
GND = 0V, t
NOTE:
AC SETUP REQUIREMENTS
GND = 0V, t
NOTE:
1998 Feb 19
AC CHARACTERISTICS
SYMBOL
t
t
t
t
t
t
SYMBOL
s
s
h
h
w
w
3.3V Octal bus transceiver/register (3-State)
(H)
(L)
(H)
(L)
(H)
(L)
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MAX
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PHZ
PZH
PHZ
PZL
PLZ
PZL
PLZ
R
R
=2.5ns, t
= t
Setup time
An to CPAB, Bn to CPBA
Hold time
An to CPAB, Bn to CPBA
Pulse width, High or Low
CPAB or CPBA
Maximum clock frequency
Propagation delay
CPAB to Bn or CPBA to An
Propagation delay
An to Bn or Bn to An
Propagation delay
SAB to Bn or SBA to An
Output enable time
OE to An or Bn
Output disable time
OE to An or Bn
Output enable time
DIR to An or Bn
Output disable time
DIR to An or Bn
F
= 2.5ns, C
F
PARAMETER
1
= 2.5ns, C
1
PARAMETER
L
CC
= 50pF, R
= 3.3V and T
L
= 50pF, R
L
= 500 ; T
amb
L
= 500
= 25 C.
amb
WAVEFORM
= –40 C to +85 C.
T
amb
4
4
1
= –40 C to +85 C
WAVEFORM
1
1
2
2
3
5
6
5
6
5
6
5
6
7
V
Min
CC
1.5
2.0
0.0
0.0
3.3
3.3
= 3.3V 0.3V
–1.0
–1.0
MIN
150
Typ
1.8
2.1
1.3
1.0
1.4
1.4
1.0
1.0
2.3
2.2
1.0
1.2
1.7
1.5
1.0
1.0
1.0
2.0
V
CC
= 3.3V
LIMITS
TYP
180
3.8
3.8
2.8
2.7
3.7
3.8
4.0
4.1
4.3
3.8
3.4
3.4
4.1
3.5
1
0.3V
LIMITS
V
CC
MAX
5.7
5.7
4.7
4.6
6.2
6.2
5.8
6.0
6.5
5.8
6.5
6.3
7.2
5.8
Min
1.6
2.4
0.0
0.0
3.3
3.3
= 2.7V
V
CC
74LVT646
MAX
Product specification
6.7
6.4
5.4
5.3
7.2
6.8
7.2
7.3
6.9
5.9
7.5
7.1
8.1
6.3
= 2.7V
UNIT
ns
ns
ns
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns