TEA1098ATV PHILIPS [NXP Semiconductors], TEA1098ATV Datasheet - Page 5

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

Philips Semiconductors
PINNING
2000 Mar 21
PD
MUTE
BPC
EVCI
LVCI
n.c.
n.c.
HFRX
TNOI
TENV
TSEN
RNOI
RSEN
RENV
DLC
n.c.
V
GALS
LSAO
GND
SLPE
LN
REG
IR
AGC
V
MICS
STAB
SWR
n.c.
SWT
IDT
TXO
GATX
TXI
GNDTX
MIC
MIC+
BB
DD
Speech and handsfree IC
SYMBOL
TEA1098ATV
10
11
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28
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31
32
33
34
1
2
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5
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7
8
9
PIN
TEA1098AH
38
39
40
41
42
43
44
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
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31
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9
power-down input (active LOW)
logic input (active LOW)
logic input (active LOW)
logic input for digital volume control (earpiece and loudspeaker LSB)
logic input for digital volume control (loudspeaker MSB)
not connected
not connected
receive input for loudspeaker amplifier
transmit noise envelope timing adjustment
transmit signal envelope timing adjustment
transmit signal envelope sensitivity adjustment
receive noise envelope timing adjustment
receive signal envelope sensitivity adjustment
receive signal envelope timing adjustment
dynamic limiter capacitor for the loudspeaker amplifier
not connected
stabilized supply for internal circuitry
loudspeaker amplifier gain adjustment
loudspeaker amplifier output
ground reference
line current sense
positive line terminal
line voltage regulator decoupling
receive amplifier input
automatic gain control/line loss compensation
3.35 V regulated voltage supply for microcontrollers
microphone supply
reference current adjustment
switching range adjustment
not connected
switch-over timing adjustment
Idle mode timing adjustment
handsfree microphone amplifier output
handsfree microphone amplifier gain adjustment
handsfree microphone amplifier input
ground reference for microphone amplifiers
negative handset microphone amplifier input
positive handset microphone amplifier input
5
DESCRIPTION
Preliminary specification
TEA1098A