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參數資料
| 型號： | TEA1099 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Speech and handsfree IC with auxiliary inputs/outputs and analog multiplexer |
| 中文描述： | 語音輔助輸入和免提集成電路/輸出和模擬多路復用器 |
| 文件頁數： | 29/40頁 |
| 文件大?。?/td> | 185K |
| 代理商： | TEA1099 |
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1999 Apr 08
29
Philips Semiconductors
Product specification
Speech and handsfree IC with auxiliary
inputs/outputs and analog multiplexer
TEA1099H
V
LSAO(rms)
output voltage (RMS value)
without external supply on pin ESI
I
BB
= 0 mA; I
DD
= 1 mA
I
line
= 18 mA
I
line
= 30 mA
I
line
> 50 mA
150
0.9
1.3
1.6
300
V
V
V
mA
I
LSAO(max)
maximum output current at pin
LSAO (peak value)
gain reduction if not activated
G
v(mute)
HFC = HIGH;
MUTT = HIGH;
MUTR = HIGH;
AUXC = HIGH
60
80
dB
D
YNAMIC LIMITER
(
PINS
LSAO
AND
DLC)
t
att
attack time
when V
HFRX
jumps from
20 mV to 20 mV + 10 dB
when V
BB
jumps below
V
BB(th)
when V
HFRX
jumps from
20 mV + 10 dB to 20 mV
t > t
att
5
ms
1
ms
t
rel
release time
100
ms
THD
total harmonic distortion at
V
HFRX
= 20 mV + 10 dB
V
BB
limiter threshold
0.1
2
%
V
BB(th)
M
UTE LOUDSPEAKER
(
PIN
DLC)
2.7
V
V
DLC(th)
threshold voltage required on pin
DLC to obtain mute receive
condition
threshold current sourced by pin
DLC in mute receive condition
voltage gain reduction in mute
receive condition
0.4
+0.2
V
I
DLC(th)
V
DLC
= 0.2 V
100
μ
A
G
vrx(mute)
V
DLC
= 0.2 V
60
80
dB
RX
AMPLIFIER USING
HFRX (
PINS
HFRX
AND
AUXO); note 1
G
v(HFRX-AUXO)
voltage gain from pin HFRX to
AUXO
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25
°
C
maximum input voltage at pin
HFRX (RMS value)
noise output voltage at pin AUXO;
pin HFRX is an open-circuit
(RMS value)
gain reduction if not activated
V
HFRX
= 0.25 V (RMS)
1.2
3.7
6.2
dB
G
v(f)
f = 300 to 3400 Hz
±
0.1
dB
G
v(T)
T
amb
=
25 to +75
°
C
±
0.4
dB
V
HFRX(rms)
I
line
= 70 mA; for 2% THD
in the input stage
psophometrically
weighted (p53 curve)
580
mV
V
no(AUXO)(rms)
100
dBVp
G
v(mute)
HFC = LOW;
MUTT = LOW;
MUTR = HIGH;
AUXC = LOW
60
80
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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