MC74LVX245 Datasheet, PDF (4/7 Pages) Motorola, Inc – LOW-VOLTAGE CMOS

MC74LVX245
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0ns)}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _Symbol
Parameter
Test Conditions
TA = 25°C
Min
Typ
Max
TA = – 40 to 85°C
Min
Max Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL
Propagation Delay
Input to Output
VCC = 2.7V
CL = 15pF
CL = 50pF
6.1
10.7
1.0
13.5 ns
8.6
14.2
1.0
17.0
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VCC=3.3±0.3V CL=15pF
CL = 50pF
4.7
6.6
1.0
8.0
7.2
10.1
1.0
11.5
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tPZL,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tPZH
Output Enable Time to
High and Low Level
VCC = 2.7V
RL = 1kΩ
CL = 15pF
CL = 50pF
9.0
16.9
1.0
20.5 ns
11.5
20.4
1.0
24.0
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{VCC=3.3±0.3V CL=15pF}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ RL = 1kΩ
CL = 50pF
7.1
11.0
1.0
13.0
9.6
14.5
1.0
16.5
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLZ,
tPHZ
Output Disable Time From
High and Low Level
VCC = 2.7V
RL = 1kΩ
CL = 50pF
11.5
18.0
1.0
21.0 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{VCC=3.3±0.3V CL=50pF}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{RL = 1kΩ}
9.6
12.8
1.0
14.5
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tOSHL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tOSLH
Output–to–Output Skew
(Note 1.)
VCC = 2.7V
VCC = 3.3 ±0.3V
CL = 50pF
CL = 50pF
1.5
1.5
ns
1.5
1.5
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ 1. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device.
The specification applies to any outputs switching in the same direction, either HIGH–to–LOW (tOSHL) or LOW–to–HIGH (tOSLH); parameter
guaranteed by design.
CAPACITIVE CHARACTERISTICS
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _Symbol
Parameter
TA = 25°C
Min
Typ
Max
TA = – 40 to 85°C
Min
Max Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _Cin
Input Capacitance (T/R, OE)
4
10
10
pF
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _CI/O
Maximum Three–State I/O Capacitance
8
pF
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _CPD
Power Dissipation Capacitance (Note 2.)
21
pF
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{2. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load.}
Average
dynamic
operating current can
power consumption;
bPeDo=btCaiPnDed_bVyCthCe2eq_ufianti+onI:CICCC_(VOCPCR.)
=
CPD

VCC

fin
+
ICC
/
8
(per
bit).
CPD
is
used
to
determine
the
no–load
NOISE CHARACTERISTICS (Input tr = tf = 3.0ns, CL = 50pF, VCC = 3.3V, Measured in SOIC Package)
TA = 25°C
Symbol
Characteristic
Typ
Max
Unit
VOLP
VOLV
VIHD
VILD
Quiet Output Maximum Dynamic VOL
Quiet Output Minimum Dynamic VOL
Minimum High Level Dynamic Input Voltage
Maximum Low Level Dynamic Input Voltage
0.5
0.8
V
–0.5
–0.8
V
2.0
V
0.8
V
MOTOROLA
4
LCX DATA
BR1339 — REV 3