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74LVC273 Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. 74LVC273
Description  Octal D-type flip-flop with reset; positive-edge trigger
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74LVC273 Datasheet(HTML) 6 Page - NXP Semiconductors

 
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Philips Semiconductors
Product specification
74LVC273
Octal D-type flip-flop with reset; positive-edge trigger
1998 May 20
6
TEST CIRCUIT
VM
VM
tW
NEGATIVE
PULSE
10%
10%
90%
90%
0V
VM
VM
tW
VI
POSITIVE
PULSE
90%
90%
10%
10%
0V
tTHL (tf)
tTLH (tr)tTHL (tf)
tTLH (tr)
VM = 1.5V
Input Pulse Definition
SY00044
Switch position
PULSE
GENERATOR
RT
VI
D.U.T.
VO
CL
RL
VCC
RL
Test Circuit for 3-State Outputs
Open
GND
S1
VS1
DEFINITIONS
VCC
VI
< 2.7V
2.7–3.6V
VCC
2.7V
TEST
S1
tPLZ/tPZL
tPLH/tPHL
tPHZ/tPZH
VS1
Open
GND
VS1
2
< VCC
2
< VCC
RL =
Load resistor; see AC CHARACTERISTICS for value.
CL =
Load capacitance includes jig and probe capacitance: See AC
CHARACTERISTICS for value.
RT =
Termination resistance should be equal to ZOUT of pulse generators.
VI
Waveform 4. Load circuitry for switching times


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