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74F51 Datasheet(PDF) 4 Page - NXP Semiconductors

Part No. 74F51
Description  Dual 2-wide 2-input, 2-wise 3-input AND-OR-invert gate
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74F51 Datasheet(HTML) 4 Page - NXP Semiconductors

   
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Philips Semiconductors
Product specification
74F51
Dual 2-wide 2-input, 2-wide 3-input AND-OR-invert gate
March 3, 1989
4
AC ELECTRICAL CHARACTERISTICS
LIMITS
TEST
VCC = +5.0V
VCC = +5.0V ± 10%
SYMBOL
PARAMETER
TEST
CONDITION
Tamb = +25°C
Tamb = 0°C to +70°C
UNIT
CONDITION
CL = 50pF, RL = 500Ω
CL = 50pF, RL = 500Ω
MIN
TYP
MAX
MIN
MAX
tPLH
tPHL
Propagation delay
Dna, Dnb, Dnc, Dnd, Dne, Dnf to Qn
Waveform 1
2.0
1.0
3.5
2.5
5.5
4.0
1.5
1.0
6.5
4.5
ns
AC WAVEFORMS
VM
VM
VM
VM
Qn
Dna, Dnb, Dnc, Dnd, Dne, Dnf
tPHL
tPLH
SF00089
Waveform 1.
Propagation Delay for Inverting Outputs
NOTE:
For all waveforms, VM = 1.5V.
TEST CIRCUIT AND WAVEFORM
tw
90%
VM
10%
90%
VM
10%
90%
VM
10%
90%
VM
10%
NEGATIVE
PULSE
POSITIVE
PULSE
tw
AMP (V)
0V
0V
tTHL (tf )
INPUT PULSE REQUIREMENTS
rep. rate
tw
tTLH
tTHL
1MHz
500ns
2.5ns
2.5ns
Input Pulse Definition
VCC
family
74F
D.U.T.
PULSE
GENERATOR
RL
CL
RT
VIN
VOUT
Test Circuit for Totem-Pole Outputs
DEFINITIONS:
RL = Load resistor;
see AC ELECTRICAL CHARACTERISTICS for value.
CL = Load capacitance includes jig and probe capacitance;
see AC ELECTRICAL CHARACTERISTICS for value.
RT = Termination resistance should be equal to ZOUT of
pulse generators.
tTHL (tf )
tTLH (tr )
tTLH (tr )
AMP (V)
amplitude
3.0V
1.5V
VM
SF00006


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