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MC74VHCT574A_11 Datasheet, PDF (4/7 Pages) ON Semiconductor – Octal D-Type Flip-Flop with 3-State Output | |||
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TIMING REQUIREMENTS (Input tr = tf = 3.0ns)
Symbol
tsu
th
tw
Parameter
Minimum Setup Time, D to CP
Minimum Hold Time, CP to D
Minimum Pulse Width, CP
MC74VHCT574A
Test Conditions
VCC = 5.0 ± 0.5 V
VCC = 5.0 ± 0.5 V
VCC = 5.0 ± 0.5 V
TA = 25°C
Typ
Limit
6.5
2.5
2.5
TA = â 40 to 85°C
Limit
Unit
8.5
ns
2.5
ns
2.5
ns
ORDERING INFORMATION
Device
MC74VHCT574ADWG
Package
SOICâ20WB
(PbâFree)
Shippingâ
38 Units / Rail
MC74VHCT574ADWRG
SOICâ20WB
(PbâFree)
1000 / Tape & Reel
MC74VHCT574ADTG
TSSOPâ20*
75 Units / Rail
MC74VHCT574ADTRG
TSSOPâ20*
2500 / Tape & Reel
â For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*This package is inherently PbâFree.
3V
CP
1.5V
GND
tW
1/fmax
tPLH
tPHL
VOH
Q
1.5V
VOL
Figure 3. Switching Waveform
OE
1.5V
tPZL
tPLZ
Q
1.5V
tPZH tPHZ
Q
1.5V
3V
GND
HIGH
IMPEDANCE
VOL +0.3V
VOH -0.3V
HIGH
IMPEDANCE
Figure 4. Switching Waveform
VALID
3V
D
1.5V
GND
tsu
th
3V
CP
1.5V
GND
Figure 5. Switching Waveform
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