參數(shù)資料
型號: 935263881118
廠商: NXP SEMICONDUCTORS
元件分類: 通信及網(wǎng)絡
英文描述: SPECIALTY TELECOM CIRCUIT, PDSO28
封裝: PLASTIC, SOT-341, SSOP-28
文件頁數(shù): 33/38頁
文件大?。?/td> 287K
代理商: 935263881118
1999 Feb 17
4
Philips Semiconductors
Product specication
Cordless telephone, answering machine
line interface
UBA1707
BLOCK DIAGRAM
Fig.1 Block diagram.
Bit names are given in italics.
handbook, full pagewidth
MGK705
SERIAL
INTERFACE
EN
CLK
DATA
13
14
12
19
SUPPLY
PD
GENERAL SWITCHES
SWI1
SWI2
SWI3
21
20
19
2
REG
LSAI1
LSAI2
2Vd
LSPD
SWC1, SWC2,
SWC3
VOL0
TO
VOL2
LSA2
LSA1
0.5VCC
2Vd
DYNAMIC LIMITER
VOLUME CONTROL
VCC
DLCI
CDLC
DLC
LSAO
28
24
27
LSPGND
23
26
LOUDSPEAKER CHANNEL
AXI
2Vd
AXO
16
LVI
4
15
RGL
5
AGC
9
TXI
17
TXI
+ 18
RXI
10
AUXILIARY AMPLIFIER
LINE INTERFACE
UBA1707
AXM
CRC
RAGC1
SAGC,
AGC
RAGC2
RXM
EHI
SLPE
600 mV
300 mV
AGC
LOW VOLTAGE
PART
CURRENT
LIMITATION
200 nA
VCC
CST
7
LCC
6
EHI
11
REG
3
SLPE
1
LN
2
RXO
8
GND
22
CCST
RLVI
VCC
TPDARL
D
TNSW
TNON-HOOK
LN
LN
+
VCC 25
2Vd
RSLPE
ZSET
CREG
3
RRGL
VI
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