tea1097h NXP Semiconductors, tea1097h Datasheet - Page 4

• Manufacturer Part Number: tea1097h
• Description: Speech And Loudspeaker Amplifier Ic With Auxiliary Inputs/outputs And Analog Multiplexer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
1999 Apr 08
handbook, full pagewidth
Speech and loudspeaker amplifier IC with
auxiliary inputs/outputs and analog multiplexer
The pin numbers given in parenthesis refer to the TEA1097H.
TXAUX 5 (43)
RECO 37 (35)
DTMF 34 (32)
AUXO 6 (44)
GARX 36 (34)
GALS 14 (11)
LSAO 16 (12)
STAB 25 (21)
MIC
MIC
GND
TXIN 30 (28)
AGC
DLC 11 (8)
QR 35 (33)
LN
33 (31)
32 (30)
19 (15)
22 (18)
17 (13)
ATT.
LINE CURRENT DETECTION
LOW VOLTAGE BEHAVIOUR
Tail currents for preamps
CURRENTS
STARTER
DYNAMIC
LIMITER
AGC
TAIL
Fig.1 Block diagram.
REG
20
(16)
SLPE
18
(14)
4
TEA1097TV
SWITCH
CURRENT SOURCES
D6
POWER-DOWN
MULTIPLEXER
MANAGEMENT
CONTROL
ANALOG
SUPPLY
ATT.
CONTROL
VOLUME
(10) 13
(19) 23
(20) 24
(38) 40
(37) 39
(27) 29
(26) 28
(29) 31
(23) 27
(36) 38
(17) 21
MGL392
(9) 12
(39) 1
(40) 2
(41) 3
(42) 4
Product specification
(1) 7
V BB
ESI
PD
HFC
MUTT
MUTR
AUXC
GATX
GNDTX
VOL
HFRX
HFTX
V DD
MICS
TXOUT
IR
RAUX
TEA1097