TDA1001BT datasheet(7/13 Pages) PHILIPS

部件名	TDA1001BT

功能描述	Interference and noise suppression circuit for FM receivers

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制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

7 / 13 page

December 1982

7

Philips Semiconductors

Product speciﬁcation

Interference and noise suppression circuit

for FM receivers

TDA1001B

TDA1001BT

APPLICATION INFORMATION

VP = 12 V; Tamb = 25 °C; f = 1 kHz; measured in Fig.4; unless otherwise speciﬁed

PARAMETER

SYMBOL

MIN.

TYP.

MAX.

UNIT

Supply voltage range (pin 9)

VP

7,5

12

16

V

Quiescent supply current (pin 9)

IP

10

14

18

mA

Signal path

D.C. input voltage (pin 1)

V1-16

−

4,5

−

V

Input impedance (pin 1); f = 40 kHz

|Zi1|35

−−

k

Ω

D.C. output voltage (pin 6)

V6-16

2,4

2,8

−

V

Output resistance (pin 6)

Ro6

low-ohmic

Voltage gain (V6/V1)Gv6/1

0

0,5

1

dB

−3 dB point of low-pass ﬁlter

f(−3dB)

−

70

−

kHz

Sensitivity for THD < 0,5%

(peak-to-peak value)

Vi(p-p)

1,2

1,8

−

V

Residual interference pulse after suppression

(see Fig.3); pin 7 to ground;

Vi(tr)M = 100mV; (peak-to-peak value)

V6-16(p-p)

−−

3mV

Interference suppression at R13 = 0;

notes 5 and 6; Vi(rms) = 30 mV; f = 19 kHz

(sinewave); Vi(tr)M = 60 mV; fr = 400 Hz

αint

20

30

−

dB

Interference processing

Input signal at pin 1; output signal at pin 10

Suppression pulse threshold voltage; control

function OFF (pin 9 connected to pin 12);

r.m.s. value; note 1

measured with sinewave input signal

f = 120 kHz;

−V10-9 > 1 V

at R13 = 0

Ω

Vi(tr)rms

811

14

mV

at R13 = 2,7 k

Ω

Vi(tr)rms

18

28,5

40

mV

voltage difference for safe triggering/

non-triggering (r.m.s. value)

∆Vi(rms)

−

1

−

mV

measured with interference pulses

f = 400 Hz (see Fig.3); peak value

at R13 = 0

Ω

Vi(tr)M

−

19

−

mV

at R13 = 2,7 k

Ω

Vi(tr)M

−

45

−

mV

Suppression pulse duration (note 2)

tS

24

27

30

µs

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