74abt16646dl NXP Semiconductors, 74abt16646dl Datasheet - Page 8

• Manufacturer Part Number: 74abt16646dl
• Description: 74abt16646; 74abth16646 16-bit Bus Transceiver/register 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS
GND = 0V, t
AC SETUP REQUIREMENTS
GND = 0V, t
AC WAVEFORMS
V
1998 Feb 27
M
nAx or nBx
Waveform 1. Propagation Delay, Clock Input to Output, Clock
SYMBOL
t
t
t
t
t
t
nCPBA or
SYMBOL
s
s
h
h
w
w
16-bit bus transceiver/register (3-State)
(H)
(L)
(H)
(L)
= 1.5V, V
(H)
(L)
f
nCPAB
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
Pulse Width, and Maximum Clock Frequency
R
R
IN
= t
= t
Maximum clock frequency
Propagation delay
nCPAB to nBx or nCPBA to nAx
Propagation delay
nAx to nBx or nBx to nAx
Propagation delay
nSAB to nBx or nSBA to nAx
Output enable time
nOE to nAx or nBx
Output disable time
nOE to nAx or nBx
Output enable time
nDIR to nAx or nBx
Output disable time
nDIR to nAx or nBx
= GND to 3.0V
Setup time
nAx to nCPAB, nBx to nCPBA
Hold time
nAx to nCPAB, nBx to nCPBA
Pulse width, High or Low
nCPAB or nCPBA
F
F
V
= 2.5ns, C
= 2.5ns, C
t
M
PHL
t
w
(H)
PARAMETER
PARAMETER
1/f
V
MAX
M
L
L
V
= 50pF, R
= 50pF, R
M
t
w
(L)
L
L
V
t
PLH
= 500
= 500
M
V
M
WAVEFORM
3.0V or V
whichever
is less
0V
V
V
OH
OL
WAVEFORM
2, 3
5, 6
5, 6
5, 6
5, 6
SH00030
1
1
2
CC
4
4
1
8
MIN
Waveform 2. Propagation Delay, nSAB to nBx or nSBA to nAx,
125
1.5
1.5
1.0
1.0
1.0
1.0
1.0
1.5
1.5
1.5
1.0
1.5
2.0
1.5
nAx or nBx
nSBA or nSAB
MIN
T
2.0
1.5
1.5
1.0
4.5
3.0
V
amb
T
V
CC
amb
CC
TYP
3.3
2.7
2.3
2.0
3.1
2.7
3.2
3.3
3.5
2.7
4.1
4.3
3.6
2.7
= +5.0V
= +25
= +25
= +5.0V
o
TYP
–0.7
C
o
1.0
0.8
0.0
2.5
2.0
V
nAx to nBx or nBx to nAx
C
M
t
PLH
LIMITS
MAX
4.0
4.1
3.2
4.1
4.3
4.3
4.6
4.9
4.9
4.1
4.8
4.8
5.7
5.1
LIMITS
V
T
V
M
amb
V
CC
V
M
CC
MIN
125
1.5
1.5
1.0
1.0
1.0
1.0
1.0
1.5
1.5
1.5
1.0
1.5
2.0
1.5
= -40 to +85
= +5.0V 0.5V
T
amb
= +5.0V 0.5V
MIN
74ABTH16646
2.0
1.5
1.5
1.0
4.5
3.0
+85
t
PHL
= -40 to
74ABT16646
V
M
o
C
MAX
4.9
4.7
3.9
4.6
5.0
5.0
5.5
5.7
5.4
4.5
5.4
5.6
6.7
5.9
Product specification
o
C
nAx or nBx
nAx or nBx
3.0V or V
0V
V
V
SH00031
OH
OL
UNIT
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CC