74HC4046AN 데이터 시트보기 (PDF) - Philips Electronics

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74HC4046AN

Phase-locked-loop with VCO

Philips Electronics 

Philips Semiconductors

Phase-locked-loop with VCO

Product specification

74HC/HCT4046A

DC CHARACTERISTICS FOR 74HCT

Demodulator section

Voltages are referenced to GND (ground = 0 V)

SYMBOL PARAMETER

RS

resistor range

VOFF

RD

offset voltage

VCOIN to

VDEMOUT

dynamic output

resistance at

DEMOUT

Tamb (°C)

TEST CONDITIONS

74HCT

+25

−40 to +85 −40 to +125

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

UNIT

VCC OTHER

(V)

50

300

±20

25

kΩ

4.5 at RS > 300 kΩ

the leakage current can

influence VDEMOUT

mV

4.5 VI = VVCOIN = 1/2 VCC;

values taken over

RS range; see Fig.15

Ω

4.5 VDEMOUT = 1/2 VCC

AC CHARACTERISTICS FOR 74HCT

Phase comparator section

GND = 0 V; tr = tf = 6 ns; CL = 50 pF

SYMBOL PARAMETER

tPHL/

tPLH

tPHL/

tPLH

tPHL/

tPLH

tPZH/

tPZL

propagation delay

SIGIN, COMPIN

to PC1OUT

propagation delay

SIGIN, COMPIN

to PCPOUT

propagation delay

SIGIN, COMPIN

to PC3OUT

3-state output enable

time SIGIN, COMPIN

to PC2OUT

Tamb (°C)

TEST CONDITIONS

74HCT

+25

−40 to +85

UNIT

−40 to +125

VCC

(V)

OTHER

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

23 40

50

60 ns 4.5 Fig.16

35 68

85

102 ns 4.5 Fig.16

28 54

68

81 ns 4.5 Fig.16

30 56

70

84 ns 4.5 Fig.17

1997 Nov 25

17

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