HD74LS76AP 查看數據表（PDF） - Renesas Electronics

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HD74LS76AP

Dual J-K Flip-Flops (with Preset and Clear)

Renesas Electronics 

HD74LS76A

Waveforms 1

Clock

Q

10%

tTLH

tTHL

90% 90%

tw(L)

1.3 V 1.3 V

10%

tw(H)

tPLH

1.3 V 1.3 V

tPHL

1.3 V

tPHL

1.3 V

tPLH

3V

0V

VOH

VOL

Note:

Q

VOH

1.3 V

1.3 V

VOL

Clock input pulse; tTLH ≤ 15 ns, tTHL ≤ 6 ns, PRR = 1 MHz, duty cycle = 50% and for fmax.,

tTLH = tTHL ≤ 2.5 ns

Waveforms 2

Clear

Preset

Q

tTHL

tTLH

90%

1.3V

10%

tw (CLR)

90%

1.3V

10%

tPHL

1.3V

tPLH

3V

0V

tTHL

tTLH

90%

1.3V

10%

tw (PR)

90% 3V

1.3V

10%

0V

tPLH

1.3V

VOH

VOL

VOH

1.3V

1.3V

Q

tPHL

VOL

Note: Crear and preset input pulse; tTLH ≤ 15 ns, tTHL ≤ 6 ns, PRR = 1 MHz,

Rev.3.00, Jul.22.2005, page 5 of 6

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