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Fabricante

74HC7046A

Phase-locked-loop with lock detector

NXP Semiconductors. 

Philips Semiconductors

Phase-locked-loop with lock detector

Product specification

74HC/HCT7046A

Phase comparator section

Voltages are referenced to GND (ground = 0 V)

Tamb (°C)

TEST CONDITIONS

SYMBOL

PARAMETER

74HC

+25

−40 to +85

UNIT

−40 to +125

VCC

(V)

VI

min. typ. max. min. max. min. max.

OTHER

DC coupled HIGH

1.5 1.2

1.5

1.5

2.0

VIH

level input voltage

3.15 2.4

SIGIN, COMPIN

4.2 3.2

3.15

3.15

V

4.5

4.2

4.2

6.0

DC coupled LOW level

0.8 0.5

0.5

0.5

2.0

VIL

input voltage

SIGIN, COMPIN

2.1 1.35

1.35

1.35 V

4.5

2.8 1.8

1.8

1.8

6.0

HIGH level output

1.9 2.0

1.9

1.9

2.0 VIH −IO = 20 µA

VOH

voltage

4.4 4.5

4.4

4.4

V

4.5 or −IO = 20 µA

LD, PCnOUT

5.9 6.0

5.9

5.9

6.0 VIL −IO = 20 µA

VOH

HIGH level output

voltage

LD, PCnOUT

3.98 4.32

5.48 5.81

3.84

5.34

3.7

5.2

V

4.5

6.0

VIH

or

VIL

−IO = 4.0 mA

−IO = 5.2 mA

LOW level output

VOL

voltage

LD, PCnOUT

0 0.1

0.1

0.1

2.0 VIH IO = 20 µA

0 0.1

0.1

0.1 V

4.5 or IO = 20 µA

0 0.1

0.1

0.1

6.0 VIL IO = 20 µA

LOW level output

VOL

voltage

LD, PCnOUT

0.15 0.26

0.16 0.26

0.33

0.33

0.4

0.4

V

4.5

6.0

VIH

or

VIL

IO = 4.0 mA

IO = 5.2 mA

±II

input leakage current

SIGIN, COMPIN

3.0

7.0

18.0

4.0

9.0

23.0

5.0 µA

11.0

27.0

2.0 VCC

3.0 or

4.5 GND

30.0

38.0

45.0

6.0

±IOZ

3-state

OFF-state current

PC2OUT

RI

input resistance

SIGIN, COMPIN

0.5

5.0

10.0 µA 6.0 VIH VO = VCC

or or GND

VIL

800

kΩ 3.0 VI at self-bias

250

4.5 operating point;

150

6.0 ∆VI = 0.5 V; see

Figs 10, 11 and 12

December 1990

11

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