tea1099h NXP Semiconductors, tea1099h Datasheet - Page 28

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

Philips Semiconductors
1999 Apr 08
Logic inputs (pins HFC, AUXC, MUTT and MUTR)
V
V
I
Handsfree
HF
G
V
HF
G
V
V
G
G
G
G
G
G
G
G
IL
IH
no(TXOUT)(rms)
HFRX(rms)(max)
no(LSAO)(rms)
Speech and handsfree IC with auxiliary
inputs/outputs and analog multiplexer
v(TXIN-TXOUT)
v(HFRX-LSAO)
SYMBOL
v
v(f)
v(T)
v(mute)
v
v(f)
v(T)
v(vol)
MICROPHONE AMPLIFIER
LOUDSPEAKER AMPLIFIER
LOW-level input voltage
HIGH-level input voltage
input current
voltage gain from pin TXIN to
TXOUT
voltage gain adjustment with
R
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
noise output voltage at pin
TXOUT; pin TXIN is shorted
through 200
10 F to GNDTX (RMS value)
gain reduction if not activated
voltage gain from pin HFRX to
LSAO
voltage gain adjustment with
R
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25 C
voltage gain variation related to
maximum input voltage at pin
HFRX (RMS value)
noise output voltage at pin LSAO;
pin HFRX is open circuit
(RMS value)
R
GATX
GALS
for pins HFC and AUXC
for pins MUTT and MUTR
VOL
= 1.9 k
PARAMETER
(
PINS
(
PINS
in series with
TXIN, TXOUT
HFRX, LSAO, GALS
AND
GATX); note 1
V
V
R
f = 300 to 3400 Hz
T
psophometrically
weighted (p53 curve)
HFC = HIGH;
MUTT = LOW;
MUTR = LOW;
AUXC = LOW
V
R
f = 300 to 3400 Hz
T
when total attenuation
does not exceed the
switching range
I
R
THD in the input stage
psophometrically
weighted (p53 curve)
line
amb
amb
BB
TXIN
HFRX
GATX
GALS
GALS
AND
= 70 mA
= 3 V
28
= 25 to +75 C
= 25 to +75 C
CONDITIONS
= 8 mV (RMS);
= 30.1 k
= 20 mV (RMS);
= 255 k
= 33 k ; for 2%
VOL); note 1
1.8
12.7
60
25.5
MIN.
0.4
15
28
3
15.2
80
28
580
2.5
0.1
0.15
101
0.3
0.3
3
79
TYP.
Product specification
TEA1099H
0.3
V
6
17.7
+16
30.5
+7
6
BB
MAX.
+ 0.4
V
V
dB
dB
dB
dB
dBmp
dB
dB
dB
dB
dB
dB
mV
dBVp
UNIT
A
A