IDT74FCT38074 Integrated Device Technology, IDT74FCT38074 Datasheet - Page 4

• Manufacturer Part Number: IDT74FCT38074
• Description: 3.3v Cmos 1-to-4 Clock Driver
• Manufacturer: Integrated Device Technology

TEST CIRCUITS
TEST CONDITIONS
DEFINITIONS:
C
R
t
TEST WAVEFORMS
OUTPUT
R
IDT74FCT38074
3.3V CMOS 1-TO-4 CLOCK DRIVER
L
T
/ t
OUTPUT
= Load capacitance: includes jig and probe capacitance.
= Termination resistance: should be equal to Z
F
INPUT
Symbol
= Rise/Fall time of the input stimulus from the Pulse Generator.
INPUT
t
R
C
R
R
/ t
L
T
L
F
1 (0V to 3V or 3V to 0V)
Pulse Skew - t
Propagation Delay
t
Z
PLH
t
OUT
PLH
V
CC
t
SK(p)
of pulse generator
t
R
= 3.3V ±0.3V
15
33
= |t
PHL -
SK(P)
OUT
t
PLH
of the Pulse Generator.
t
t
PHL
PHL
|
t
F
0.8V
2.0V
V
3V
1.5V
0V
1.5V
V
Unit
OH
pF
OL
Ω
Ω
ns
3V
1.5V
0V
1.5V
V
V
OH
OL
4
Part-to-Part Skew is for the same package and speed grade.
PACKAGE 1 OUTPUT
PACKAGE 2 OUTPUT
Generator
Pulse
OUTPUT 1
OUTPUT 2
INPUT
INPUT
V
IN
Part-to-Part Skew - t
Output Skew - t
t
C
SK(o)
t
L
SK(PP)
= 15pF Circuit
R
INDUSTRIAL TEMPERATURE RANGE
T
t
= |t
PLH1
t
t
D.U.T.
PLH2
= |t
PLH1
t
PLH2 -
V
SK(o)
CC
t
PLH2
t
PLH2 -
SK(PP)
SK(O)
t
PLH1
SK(PP)
t
PLH1
R
|
t
L
PHL1
or
t
t
t
PHL2
PHL1
SK(o)
|
|t
t
or
PHL2 -
PHL2
t
SK(PP)
|t
V
PHL2 -
OUT
t
PHL1
t
PHL1
V
3V
1.5V
0V
V
1.5V
V
V
1.5V
|
OL
OL
OH
OH
15pF
C
V
V
V
3V
1.5V
0V
1.5V
1.5V
|
V
L
OH
OL
OH
OL