74lvch32374a NXP Semiconductors, 74lvch32374a Datasheet - Page 10
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74lvch32374a
Manufacturer Part Number
74lvch32374a
Description
32-bit Edge-triggered D-type Flip-flop With 5 V Tolerant Inputs/outputs; 3-state
Manufacturer
NXP Semiconductors
Datasheet
1.74LVCH32374A.pdf
(13 pages)
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Philips Semiconductors
2004 May 24
handbook, full pagewidth
32-bit edge-triggered D-type flip-flop
with 5 V tolerant inputs/outputs; 3-state
V
V
V
V
Note
1. The circuit performs better when RL = 1000 .
Definitions for test circuit:
R
C
R
1.2 V
2.7 V
3.0 V to 3.6 V
M
M
X
X
L
L
T
= V
= V
= Load resistor.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to the output impedance Z
= 1.5 V at V
= 0.5
OL
OL
+ 0.3 V at V
+ 0.1 V at V
V
V
CC
CC
CC
at V
CC
2.7 V;
CC
CC
< 2.7 V.
< 2.7 V.
V
2.7 V
2.7 V
2.7 V;
CC
V
HIGH-to-OFF
OFF-to-HIGH
LOW-to-OFF
OFF-to-LOW
I
nOE input
output
output
V
V
V
Y
Y
OL
50 pF
50 pF
50 pF
= V
= V
GENERATOR
and V
Fig.6 3-state output enable and disable times.
GND
GND
V OH
OH
OH
C
V CC
V OL
PULSE
L
V I
Fig.7 Load circuitry for switching times.
OH
0.3 V at V
0.1 V at V
are typical output voltage drop that occur with the output load.
500
500
500
V M
R
CC
CC
enabled
outputs
L
t PLZ
V
< 2.7 V.
t PHZ
(1)
I
2.7 V;
open
open
open
R
t
PLH
o
T
10
V X
of the pulse generator.
D.U.T.
V
/t
V Y
CC
PHL
GND
GND
GND
disabled
t
V
outputs
PZH
O
V
EXT
/t
PHZ
C
t PZL
t PZH
L
2
2
2
t
V
PZL
mna616
EXT
V M
V
V
V
/t
R
R
V M
CC
CC
CC
L
L
PLZ
outputs
enabled
MNA478
74LVCH32374A
Product specification