TEA1098ATV PHILIPS [NXP Semiconductors], TEA1098ATV Datasheet - Page 28

• Manufacturer Part Number: TEA1098ATV
• Description: Speech and handsfree IC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2000 Mar 21
V
V
I
D
t
t
THD
V
M
V
I
TX
Preamplifiers
G
G
LSAO(max)
att
rel
DLC(th)
G
G
no(LSAO)(rms)
LSAO(rms)
BB(th)
DLC(th)
YNAMIC LIMITER
Speech and handsfree IC
v(TSEN)
v(RSEN)
UTE RECEIVE
v(mute)
vrx(m)
AND
SYMBOL
RX
ENVELOPE AND NOISE DETECTORS
(
PIN
(
PINS
noise output voltage at
pin LSAO; pin HFRX is
open-circuit
(RMS value)
gain reduction if not
active
output voltage
capability at pin LSAO
with sine wave signal
and loaded with
50
G
maximum output
current at pin LSAO
(peak value)
attack time
release time
total harmonic
distortion
V
threshold voltage
required on pin DLC to
obtain mute receive
condition
Start-up current
sourced by pin DLC
voltage gain reduction
in mute receive
condition
voltage gain from pin
TXI to TSEN
voltage gain from pin
HFRX to RSEN
DLC)
BB
vLSAO
LSAO
limiter threshold
PARAMETER
+ 220 F;
= 28 dB
AND
DLC)
psophometrically weighted
(p53 curve); LVCI = V
EVCI = V
see Table 2
I
when V
20 mV to 20 mV +10 dB
when V
V
when V
from 20 mV +10 dB
to 20 mV
V
G
V
V
(
BB
PINS
BB(th)
HFRX
DLC
DLC
v(LSAO)
I
I
I
line
line
line
= 1 mA; I
= 0.2 V
= 0.2 V
TSEN, TENV, TNOI, RSEN, RENV
= 18 mA
= 30 mA
> 50 mA
= 20 mV + 10 dB;
CONDITIONS
HFRX
BB
HFRX
= 28 dB; t > t
DD
drops below
DD
jumps up from
jumps down
28
= 1 mA
DD
att
;
60
150
60
MIN.
0.9
1.3
1.6
300
1
100
1
2.7
100
80
40
0
AND
79
TYP.
RNOI)
Preliminary specification
5
2
0.2
TEA1098A
MAX.
dBVp
dB
V
V
V
mA
ms
ms
ms
%
V
V
dB
dB
dB
UNIT
A