MC74LVX574 Datasheet, PDF (5/8 Pages) Motorola, Inc – LOW-VOLTAGE CMOS

TIMING REQUIREMENTS (Input tr = tf = 3.0ns)
Symbol
tw(h)
Parameter
Minimum Pulse Width, CP
tsu
Minimum Setup Time, D to CP
th
Minimum Hold Time, D to CP
MC74LVX574
Test Conditions
VCC = 2.7V
VCC = 3.3 ±0.3V
VCC = 2.7V
VCC = 3.3 ±0.3V
VCC = 2.7V
VCC = 3.3 ±0.3V
TA = 25°C
Typ
Limit
6.5
5.0
5.0
3.5
1.5
1.5
TA = – 40
to 85°C
Limit
Unit
7.5
ns
5.0
5.0
ns
3.5
1.5
ns
1.5
SWITCHING WAVEFORMS
VCC
CP
50%
GND
tw
1/fmax
tPLH
tPHL
Q
50% VCC
Figure 3.
OE
O
O
50%
tPZL tPLZ
50% VCC
tPZH tPHZ
50% VCC
Figure 4.
VCC
GND
HIGH
IMPEDANCE
VOL +0.3V
VOL –0.3V
HIGH
IMPEDANCE
VALID
VCC
D
50%
GND
tsu
th
CP
VCC
50%
GND
Figure 5.
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kΩ
CL*
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
* Includes all probe and jig capacitance
Figure 6. Propagation Delay Test Circuit
* Includes all probe and jig capacitance
Figure 7. Three–State Test Circuit
LCX DATA
5
BR1339 — REV 3
MOTOROLA