74ABT5074 datasheet(6/7 Pages) PHILIPS

Teilenummer	74ABT5074

Bauteilbeschribung	Synchronizing dual D-type flip-flop with metastable immune characteristics

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Hersteller	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product data

74ABT5074

Synchronizing dual D-type flip-flop

with metastable immune characteristics

2002 Dec 17

6

DC ELECTRICAL CHARACTERISTICS

LIMITS

SYMBOL

PARAMETER

TEST CONDITIONS

Tamb = +25 °C

Tamb = –40 °C to +85 °C

UNIT

MIN

TYP

MAX

MIN

MAX

VIK

Input clamp voltage

VCC = 4.5 V; IIK = –18 mA

–

–0.9

–1.2

–

–1.2

V

VOH

HIGH-level output

voltage

VCC = 4.5 V; IOH = –15 mA;

VI = VIL or VIH

2.5

2.9

–

2.5

–

V

VOL

LOW-level output voltage

VCC = 4.5 V; IOL = 20 mA;

VI = VIL or VIH

–

0.35

0.5

–

0.5

V

II

Input leakage current

VCC = 5.5 V; VI = GND or 5.5 V

–

±0.01

±1.0

–

±1.0

µA

IOFF

Power-off leakage current

VCC = 0.0 V; VO or VI v 4.5 V

–

±5.0

±100

–

±100

µA

IO

Output current1

VCC = 5.5 V; VO = 2.5 V

–50

–75

–180

–50

–180

mA

ICC

Quiescent supply current

VCC = 5.5 V; VI = GND or VCC

–

2

50

–

50

µA

∆ICC

Additional supply current

per input pin2

VCC = 5.5 V; one input at 3.4 V,

other inputs at VCC or GND

–

0.25

500

–

500

µA

NOTES:

1. Not more than one output should be tested at a time, and the duration of the test should not exceed one second.

2. This is the increase in supply current for each input at 3.4 V.

AC CHARACTERISTICS

GND = 0 V, tR = tF = 2.5 ns, CL = 50 pF, RL = 500 Ω

LIMITS

SYMBOL

PARAMETER

WAVEFORM

Tamb = +25 °C

VCC = +5.0 V

Tamb = –40 °C to +85 °C

VCC = +5.0 V ±0.5 V

UNIT

MIN

TYP

MAX

MIN

MAX

fmax

Maximum clock frequency

1

180

250

–

150

–

ns

tPLH

tPHL

Propagation delay

CPn to Qn or Qn

1

1.0

2.8

2.4

3.9

3.5

1.0

4.5

3.7

ns

tPLH

tPHL

Propagation delay

SDn, RDn to Qn or Qn

2

1.0

3.5

3.1

4.6

4.2

1.0

5.5

4.7

ns

tsk(o)

Output skew1, 2

CPn to Qn to Qn

4

–

1.5

–

2.0

ns

NOTES:

1. | tPN actual - tPM actual | for any output compared to any other output where N and M are either LH or HL.

2. Skew times are valid only under same test conditions (temperature, VCC, loading, etc.).

AC SET-UP REQUIREMENTS

GND = 0 V, tR = tF = 2.5 ns, CL = 50 pF, RL = 500 Ω

LIMITS

SYMBOL

PARAMETER

WAVEFORM

Tamb = +25 °C

VCC = +5.0 V

Tamb = –40 °C to +85 °C

VCC = +5.0 V ±0.5 V

UNIT

MIN

TYP

MIN

ts(H)

ts(L)

Set-up time, HIGH or LOW

Dn to CPn

1

2.5

1.5

2.5

ns

th(H)

th(L)

Hold time, HIGH or LOW

Dn to CPn

1

0

–1.4

0

ns

tw (H)

tw (L)

CPn pulse width,

HIGH or LOW

1

1.5

2.4

0.6

1.8

1.5

2.9

ns

tw (L)

SDn or RDn pulse width, LOW

2

2.0

1.3

2.2

ns

trec

Recovery time

SDn or RDn to CPn

3

2.4

1.3

2.8

ns

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