UBA1707 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Lista de partido
UBA1707 Datasheet PDF : 36 Pages
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Philips Semiconductors
Cordless telephone, answering machine
line interface
Product specification
UBA1707
BLOCK DIAGRAM
handbook, full pagewidth VCC 25
RXI 10
TXI+ 18
TXI− 17
AGC 9
RRGL RGL 5
AXI 15
VI
2Vd
EHI
RXM
VI
UBA1707
2Vd
22 GND
LINE INTERFACE
8 RXO
2 LN
ZSET
RAGC2
RAGC1
EHI
REG
CRC
600 mV
AXM
300 mV
AGC
LOW VOLTAGE
PART
2 SAGC,
AGC CURRENT
LIMITATION
EHI
VCC
SLPE
200 nA
1 SLPE RSLPE
3 REG
CREG
11 EHI
6 LCC
7 CST
CCST
VCC
TPDARL
D
4 LVI RLVI
TNSW
TNON-HOOK
AUXILIARY AMPLIFIER
16 AXO
2Vd
LN +
LN −
LSAI1 26
LSAI2 27
LSPGND 23
LSA1
VI
2Vd
LSPD LSA2
VI
2Vd
LOUDSPEAKER CHANNEL
0.5VCC
LSPD
VCC
DYNAMIC LIMITER
DLCI
LSPD
VOLUME CONTROL
VOL0
3
TO
VOL2
24 LSAO
28 DLC
CDLC
19
SERIAL
INTERFACE
3
SUPPLY
SWC1, SWC2,
SWC3
GENERAL SWITCHES
21 SWI1
20 SWI2
19 SWI3
PD
13 14 12
EN CLK DATA
Bit names are given in italics.
Fig.1 Block diagram.
MGK705
1999 Feb 17
4
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