TDA1599 datasheet(8/22 Pages) PHILIPS

8 / 22 page

May 1994

Philips Semiconductors

Product speciﬁcation

IF ampliﬁer/demodulator for FM radio

receivers

TDA1599

External muting

V16

muting voltage at I2 = 0

V20 ≤ 5 µV RMS; Fig.12

1.45

1.75

2.05

V20 = 1 mV RMS

3.0

3.45

3.9

steepness of control voltage

(slope: 100

µV ≤ V20 ≤ 100 mV)

∆log V20 = 20 dB (∆V16 / ∆log V20)

−

0.85

−

V/dec

Internal mute

α = 20 log (∆V

4(FM-MUTE-OFF)/ ∆V4(FM-MUTE-ON))

mute voltage

V16 ≥ VREF

−

V16 = 0.77VREF

1.5

−

4.5

V16 = 0.55VREF

−

I16

current for capacitor (pin 16)

charge current

V13 = 0 V

−−8

−µA

discharge current

V13 = 0 V

−

+120

−µA

charge current

V13 = VREF

−−100 −µA

discharge current

V13 = VREF

−

+120

−µA

Level detector

output resistance

−−

500

Ω

output voltage at I2 = 0

V20 ≤ 5 µV RMS; Fig.14

0.1

−

1.1

V20 = 1 mV RMS

3.0

−

4.2

±200 kHz detuning

1.2

1.5

1.8

output voltage at V2 = V5

V20 ≤ 5 µV RMS

−−

0.3

∆V6

output voltage at detuning

±45 kHz detuning

−−

0.2

temperature coefﬁcient

−

3.3

−

mV/VK

∆f

detuning frequency

V6 = 1.8 V; Fig.13

−

160

kHz

steepness of control voltage

(slope: 50

µV ≤ V20 ≤ 50 mV)

∆log V20 = 20 dB (∆V6 / ∆log V20)

1.4

1.7

2.0

V/dec

∆V

6/∆f

slope of output voltage at detuning

∆f = 125 ± 20 kHz

−

mV/kHz

level shift adjustments

range by pin 2

±∆V6/VREF

0.42

0.5

−

V/V

gain

−∆V6/∆V2

−

1.7

−

V/V

range by pin 2

±∆V16/VREF

0.21

0.25

−

V/V

gain

−∆V16/∆V2

−

0.85

−

V/V

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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