tea1099h NXP Semiconductors, tea1099h Datasheet - Page 24

• Manufacturer Part Number: tea1099h
• Description: Speech And Handsfree Ic With Auxiliary Inputs/outputs And Analog Multiplexer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1999 Apr 08
TX amplifiers
TX
G
CMRR
THD
V
DTMF
G
G
TX
G
THD
V
V
G
G
G
G
G
G
G
G
no(LN)
TXAUX(rms)
no(LN)
Speech and handsfree IC with auxiliary
inputs/outputs and analog multiplexer
v(MIC-LN)
v(DTMF-LN)
v(DTMF-RECO)
v(TXAUX-LN)
SYMBOL
v(f)
v(T)
v(mute)
v(f)
v(T)
v(mute)
v(f)
v(T)
HANDSET MICROPHONE AMPLIFIER
AUXILIARY AMPLIFIER USING
AMPLIFIER
voltage gain from pin MIC+/MIC
to LN
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
common mode rejection ratio
total harmonic distortion at LN
noise output voltage at pin LN;
pins MIC+/MIC shorted through
200
gain reduction if not activated
voltage gain from pin DTMF to LN V
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
gain reduction if not activated
voltage gain from pin DTMF to
RECO
voltage gain from pin TXAUX to
LN
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
total harmonic distortion at LN
maximum input voltage at TXAUX
(RMS value)
noise output voltage at pin LN; pin
TXAUX shorted to GND through
200
(
PINS
DTMF, LN
in series with 10 F
PARAMETER
TXAUX (
AND
(
PINS
RECO); note 1
PINS
MIC+, MIC
TXAUX
V
f = 300 to 3400 Hz
T
V
I
V
psophometrically
weighted (p53 curve)
HFC = LOW;
MUTT = LOW;
MUTR = LOW;
AUXC = LOW;
f = 300 to 3400 Hz
T
HFC = LOW;
MUTT = HIGH;
MUTR = HIGH;
AUXC = LOW
V
AND
V
f = 300 to 3400 Hz
T
V
I
psophometrically
weighted (p53 curve)
line
line
amb
amb
amb
MIC
LN
LN
DTMF
DTMF
TXAUX
LN
AND
= 4 mA;
= 70 mA; THD = 2%
= 1.4 V (RMS)
= 0.12 V (RMS)
= 1.4 V (RMS)
LN); note 1
= 5 mV (RMS)
24
= 25 to +75 C
= 25 to +75 C
= 25 to +75 C
CONDITIONS
LN); note 1
= 50 mV (RMS)
= 50 mV (RMS)
= 0.1 V (RMS)
43.3
60
24.35 25.35
60
11.5
MIN.
44.3
80
80
80
12.5
1.2
0.25
0.25
77.5
0.25
0.25
16.5
0.25
0.25
80.5
TYP.
Product specification
TEA1099H
2
10
13.5
2
45.3
26.35
MAX.
dB
dB
dB
dB
%
%
dBmp
dB
dB
dB
dB
dB
dB
dB
dB
dB
%
V
dBmp
UNIT