TEA1095TS 데이터 시트보기 (PDF) - Philips Electronics
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TEA1095TS Datasheet PDF : 28 Pages
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Philips Semiconductors
Voice switched speakerphone IC
BLOCK DIAGRAM
Product specification
TEA1095
handbook, full pagewidth
VBB
7 VBB
13 PD
15 MUTETX
TEA1095
TRANSMIT CHANNEL
CTXIN 18 TXIN
RMIC
VI
GND 6
GATX 17 RGATX
TXOUT 16
IV
TXGND 14
to transmission
circuit
RTSEN 24 TSEN
CTSEN
CTENV
23 TENV
CTNOI
CRNOI
22 TNOI
19 RNOI
LOG
DUPLEX CONTROLLER
BUFFER
BUFFER
13
mV
ATTEN-
UATOR
BUFFER
LOGIC
CRENV
20 RENV
RRSEN 21 RSEN
CRSEN
BUFFER
LOG
13 mV
Vdt
RGARX 4 GARX
to loudspeaker
amplifier
5 RXOUT
1 MUTERX
2
VI
RECEIVE CHANNEL
IDT 12 RIDT
Vref
SWT 11
CSWT
STAB 10 RSTAB
VOICE
SWITCH
SWR
9 RSWR
I V RXIN 2
from transmission
circuit
VOLUME VOL
CONTROL
8 RVOL
1997 Nov 25
Fig.1 Block diagram.
4
MBG350
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