74F132 查看數據表（PDF） - Philips Electronics
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74F132 Datasheet PDF : 8 Pages
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Philips Semiconductors
Quad 2-input NAND Schmitt trigger
Product specification
74F132
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST
CONDITION
tPLH
Propagation delay
tPHL
Dna, Dnb to Qn
AC WAVEFORMS
For all waveforms, VM = 1.5V.
Dna, Dnb
VM
VM
tPHL
Waveform 1
tPLH
LIMITS
VCC = +5.0V
Tamb = +25°C
CL = 50pF, RL = 500Ω
VCC = +5.0V ± 10%
Tamb = 0°C to +70°C
CL = 50pF, RL = 500Ω
MIN
TYP MAX
MIN
MAX
3.5
5.5
7.0
3.0
8.5
4.5
6.0
8.5
4.5
9.0
UNIT
ns
Qn
VM
VM
Waveform 1. For Inverting Outputs
TEST CIRCUIT AND WAVEFORMS
SF00005
VIN
PULSE
GENERATOR
VCC
VOUT
D.U.T.
NEGATIVE
PULSE
90%
tw
VM
10%
tTHL (tf )
VM
10%
tTLH (tr )
90%
AMP (V)
0V
RT
CL RL
Test Circuit for Totem-Pole Outputs
POSITIVE
PULSE
10%
tTLH (tr )
90%
VM
tw
tTHL (tf )
90%
VM
AMP (V)
10%
0V
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.
Input Pulse Definition
family
74F
INPUT PULSE REQUIREMENTS
amplitude VM rep. rate
tw
tTLH
3.0V 1.5V 1MHz 500ns 2.5ns
tTHL
2.5ns
SF00006
1991 Jun 26
5
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