TEA1069 datasheet(32/44 Pages) PHILIPS

32 / 44 page

1998 Jan 08

Philips Semiconductors

Product speciﬁcation

Versatile speech/dialler/ringer with

music-on-hold

TEA1069; TEA1069A

SENDING AMPLIFIER OUTPUT LN (PIN 40)

VLN(rms)

output voltage (RMS value)

THD = 10%

Iline =4mA

−

0.8

−

Iline = 15 mA

1.7

2.3

−

Vno(rms)

noise output voltage (RMS value) Iline = 15 mA; R7 = 68 kΩ;

200

Ω between MIC− and

MIC+; psophometrically

weighted (P53 curve)

−−69

−

dBmp

RECEIVING AMPLIFIER INPUT IR (PIN 6)

Zi

input impedance

−

Ω

RECEIVING AMPLIFIER OUTPUT QR (PIN 1)

Z

o

output impedance

−

−Ω

voltage gain from IR to QR

Iline = 15 mA; RL = 300 Ω

(from pin 9 to pin 4)

29.5

32.5

∆G

v(f)

gain variation with frequency

referenced to 800 Hz

f = 300 and 3400 Hz

−±0.2

−

∆Gv(T)

gain variation with temperature

referenced to 25

°C

without R6; Iline = 50 mA;

Tamb = −25 and +70 °C

−±0.2

−

Vo(rms)

output voltage (RMS value)

THD = 2%; sine wave drive;

R4 = 100 k

Ω; Iline = 15 mA;

Ip =0mA

RL = 150 Ω

0.22

0.33

−

RL = 450 Ω

0.3

0.48

−

THD = 10%; R4 = 100 k

Ω;

RL = 150 Ω; Iline =4mA

−

Vno(rms)

noise output voltage (RMS value) Iline = 15 mA; R4 = 100 kΩ;

IR open-circuit

psophometrically weighted

(P53 curve); RL = 300 Ω

−

−µV

GAIN ADJUSTMENT INPUT GAR (PIN 2)

∆G

receiving ampliﬁer gain variation

by adjustment of R4 between

GAR and QR

−11

−

0dB

MUTE (PIN 35) GAIN REDUCTION

∆Gv

MIC+ or MIC

− to LN

MUTE = LOW

−

voltage gain from DTMF to QR

R4 = 100 k

Ω; RL = 300 Ω−

−17

−

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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