74F199 查看數據表（PDF） - Philips Electronics
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74F199 Datasheet PDF : 8 Pages
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Philips Semiconductors FAST Products
8-bit parallel-access shift register
Product specification
74F199
TEST CIRCUIT AND WAVEFORMS
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
tTLH (tr )
tTHL (tf )
90%
90%
AMP (V)
POSITIVE
PULSE
VM
VM
Test Circuit for Totem-Pole Outputs
10%
tw
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
June 15, 1988
8
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