參數(shù)資料
型號: 935220650518
廠商: NXP SEMICONDUCTORS
元件分類: 無繩電話/電話
英文描述: TELECOM, CORDLESS, BASEBAND CIRCUIT, PDSO14
封裝: PLASTIC, SOT-108, SOP-14
文件頁數(shù): 27/27頁
文件大?。?/td> 226K
代理商: 935220650518
1997 Jul 14
9
Philips Semiconductors
Product specication
Versatile cordless transmisssion circuit
TEA1118; TEA1118A
Fig.8
Typical current IP available from VCC for
peripheral circuits at Iline =15mA.
(1) With RVA resistor.
(2) Without RVA resistor.
handbook, halfpage
2.5
0
01
2
3
4
MBE783
0.5
1
1.5
2
VCC (V)
(1)
(2)
IP
(mA)
Fig.9 VCC voltage supply for peripheral.
handbook, halfpage
PERIPHERAL
CIRCUIT
IP
Irec
RCCint
VCC
VEE
VCCO
MBE792
Fig.10 Equivalent impedance between LN and VEE.
LEQ =CREG × RSLPE × RP.
RP = internal resistance (15.5 k).
handbook, halfpage
LN
VEE
SLPE
RSLPE
CREG
REG
VCC
RCC
4.7
F
100
F
CVCC
619
20
RP
Vref
LEQ
MBE788
Fig.11 Reference voltage adjustment by RVA.
(1) Influence of RVA on Vref.
(2) Vref without influence of RVA.
handbook, halfpage
6.0
Vref
(V)
3.0
4.0
(1)
(2)
5.0
RVA ()
MGD176
105
104
106
107
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