參數(shù)資料
型號(hào): 935264471518
廠商: NXP SEMICONDUCTORS
元件分類: 無(wú)繩電話/電話
英文描述: TELEPHONE SPEECH CKT, PQFP44
封裝: PLASTIC, SOT-307, QFP-44
文件頁(yè)數(shù): 34/39頁(yè)
文件大?。?/td> 205K
代理商: 935264471518
1999 Apr 08
4
Philips Semiconductors
Product specication
Speech and loudspeaker amplier IC with
auxiliary inputs/outputs and analog multiplexer
TEA1097
BLOCK DIAGRAM
Fig.1 Block diagram.
The pin numbers given in parenthesis refer to the TEA1097H.
handbook, full pagewidth
MGL392
LINE CURRENT DETECTION
LOW VOLTAGE BEHAVIOUR
TAIL
CURRENTS
SUPPLY
MANAGEMENT
SWITCH
STARTER
AGC
ATT.
GND
VBB
ESI
VDD
(19) 23
MICS
PD
(10) 13
(9) 12
(20) 24
(38) 40
AGC
LN
17 (13)
22 (18)
19 (15)
REG
SLPE
20
(16)
18
(14)
Tail currents for preamps
STAB
25 (21)
LSAO
16 (12)
DLC
11 (8)
GALS
14 (11)
TXAUX 5 (43)
MIC
+ 33 (31)
MIC
32 (30)
DTMF 34 (32)
POWER-DOWN
CURRENT SOURCES
ANALOG
MULTIPLEXER
CONTROL
DYNAMIC
LIMITER
VOLUME
CONTROL
HFC
(37) 39
MUTT
(39) 1
MUTR
(40) 2
AUXC
(41) 3
GATX
(27) 29
TXOUT
(26) 28
VOL
(23) 27
HFRX
(1) 7
HFTX
(36) 38
IR
(17) 21
RAUX
(42) 4
GNDTX
(29) 31
TXIN 30 (28)
AUXO
6 (44)
RECO
37 (35)
QR
35 (33)
GARX
36 (34)
TEA1097TV
D6
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