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Fabricante

TDA8732

NICAM-728 demodulator (NIDEM)

Philips Electronics 

Philips Semiconductors

NICAM-728 demodulator (NIDEM)

Product specification

TDA8732

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP. MAX.

VOH

gm φ2

ILO

HIGH level output voltage

phase comparator

transconductance gain

off-state output leakage current

IOH = −100 µA

VO = 0.4 V to

VCCD−1 V

VCCD−1 V −

−

50

65

−

−5

−

5

IMC, QMC (TYPICAL RC NETWORK; R = 22 KΩ; C = 150 PF)

tREC

monostable recovery time

ton

monostable time

−

−

600

−

1.37

−

CLK, C5M

VOL

LOW level output voltage

VOH

HIGH level output voltage

tr

rise time

tf

fall time

fC5M

C5M reference frequency

IOL = 1 mA

−

IOH = −100 µA

2.4

CL = 15 pF; see Fig.3 −

CL = 15 pF; see Fig.3 −

−

−

−

20

20

5.824

0.4

VCCD

−

−

−

DATA

VOL

LOW level output voltage

VOH

HIGH level output voltage

tr

rise time

tf

fall time

IOL = 1 mA

−

IOH = −100 µA

2.4

CL = 15 pF; see Fig.3 −

CL = 15 pF; see Fig.3 −

−

0.4

−

VCCD

30

−

30

−

CLOCK TIMING

td

CLK to C5M delay (pin 17 to 18)

−

15

−

td

CLKIN to DATA delay (pin 16 to 15) VCCD = 4.5 V

−

520

585

Note

1. Only the maximum value is relevant with a 15 Ω resistor in series with the crystal (due to the application

requirements).

UNIT

V

µA/rd

µA

ns

µs

V

V

ns

ns

MHz

V

V

ns

ns

ns

ns

April 1993

9

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