TEA1098ATV PHILIPS [NXP Semiconductors], TEA1098ATV Datasheet - Page 23

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

Philips Semiconductors
2000 Mar 21
I
S
V
P
V
I
V
I
Preamplifier inputs (pins MIC+, MIC , IR, DTMF, TXI, HFTX and HFRX)
TX amplifiers
TX
G
DD(O)
i(PD)(l)
BB(PD)
Z
Z
Z
Z
Z
Z
G
UPPLY FOR MICROPHONE
MICS
OWER
IL
IH
Speech and handsfree IC
v(MIC-LN)
i(MIC)
i(IR)
i(DTMF)
i(TXI)
i(HFTX)
i(HFRX)
v(f)
HANDSET MICROPHONE AMPLIFIER
SYMBOL
-
DOWN INPUT
current available for
peripherals
supply voltage for a
microphone
LOW-level input voltage
input current at low
voltage
HIGH-level input
voltage
current consumption on
V
phase
input impedance
input impedance
between pins IR and
LN
input impedance
between pins DTMF
and GND
input impedance
between pins TXI and
GNDTX
input impedance
between pins HFTX
and GND
input impedance
between pins HFRX
and GND
voltage gain from pin
MIC+/MIC to LN
gain variation with
frequency referenced to
1 kHz
(
BB
PIN
differential between
pins MIC+ and MIC
single-ended
between pins
MIC+/MIC and
GNDTX
during power-down
PARAMETER
PD)
(
PIN
MICS)
(
PINS
MIC+, MIC
V
PD = LOW
V
f = 300 to 3400 Hz
DD
MIC
= 3.3 V
= 5 mV (RMS)
CONDITIONS
AND
23
LN)
43.3
1.4
0.4
MIN.
2.0
460
70
35
20
20
20
20
20
44.3
3
3
0.25
TYP.
Preliminary specification
V
45.3
0.3
TEA1098A
6
BB
MAX.
+ 0.3
mA
V
V
V
k
k
k
k
k
k
k
dB
dB
UNIT
A
A