tea1097h NXP Semiconductors, tea1097h Datasheet - Page 23

• Manufacturer Part Number: tea1097h
• Description: Speech And Loudspeaker Amplifier Ic With Auxiliary Inputs/outputs And Analog Multiplexer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1999 Apr 08
RX
V
V
RX
G
V
V
Auxiliary amplifiers using AUXO; see note 1
TX
G
V
V
G
G
G
G
G
G
QR(rms)(max)
no(QR)(rms)
RAUX(rms)(max)
no(RECO)(rms)
MIC(rms)
no(AUXO)(rms)
Speech and loudspeaker amplifier IC with
auxiliary inputs/outputs and analog multiplexer
v(RAUX-RECO)
v(MIC-AUXO)
SYMBOL
v(RECO-QR)
v(f)
v(T)
v(mute)
v(f)
v(T)
AUXILIARY AMPLIFIER USING
EARPIECE AMPLIFIER
AMPLIFIER USING
gain voltage range between pins
RECO and QR
maximum output voltage on pin
QR (RMS value)
noise output voltage at pin QR;
pin IR is an open-circuit
(RMS value)
voltage gain from pin RAUX to
RECO
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
maximum input voltage on RAUX
(RMS value)
noise output voltage at pin
RECO; pin RAUX shorted to
GND through 200
with 10 F (RMS value)
gain reduction if not activated
voltage gain from pin MIC+/MIC
to AUXO
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
maximum input voltage on
MIC+/MIC (RMS value)
noise output voltage at pin
AUXO; pins MIC+/MIC shorted
to GNDTX through 200
series with 10 F (RMS value)
RAUX (
(
PINS
PARAMETER
PINS
GARX
MIC+
RAUX
AND
AND
in series
AND
MIC (
QR)
in
RECO)
PINS
sine wave drive;
R
G
psophometrically
weighted (p53 curve)
V
f = 300 to 3400 Hz
T
THD = 2%
psophometrically
weighted (p53 curve)
HFC = LOW;
MUTT = LOW;
MUTR = LOW;
AUXC = LOW
MIC+, MIC
V
f = 300 to 3400 Hz
T
THD = 2%
psophometrically
weighted (p53 curve)
amb
amb
RAUX
MIC
L
v(QR)
= 150 ; THD < 2%
23
= 25 to +75 C
= 10 mV (RMS)
= 25 to +75 C
CONDITIONS
= 0 dB;
= 0.4 V (RMS)
AND
AUXO)
0.75
60
24.2
MIN.
3
3.7
0.9
0.95
80
25.5
16
88
2.4
0.25
0.25
100
0.1
0.3
91
TYP.
Product specification
+15
26.8
1.1
TEA1097
MAX.
dB
V
dBVp
dB
dB
dB
V
dBVp
dB
dB
dB
dB
mV
dBVp
UNIT