參數(shù)資料
型號(hào): TZA1047HL/M2
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 10 X 10 MM, 1.4 MM HEIGHT, PLASTIC, MS-026, SOT314-2, LQFP-64
文件頁數(shù): 6/69頁
文件大?。?/td> 324K
代理商: TZA1047HL/M2
9397 750 14664
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 1 June 2005
14 of 69
Philips Semiconductors
TZA1047
Preprocessor IC for CD and DVD rewritable
7.6 RF amplier
A detailed block diagram of the RF amplier is shown in Figure 6.
Fig 6.
RF amplier.
001aab183
V/I
+
+
RFP
5X
RFN
BWRF
GRF
HA
DCRF
PDCRF
RDCRF
DC CONTROL
OFFSET
CONTROL
rfp
rfn
RFREF
RFItest
rfb
rfa
VGA
NF
BWRF
ENEQ
KEQ
ENNF
DRVON
Rrf
1/2
1/3
rftst
rf-beta2
rf-beta1
rf-cal
rf-norm
VRRF
REF
CIRCUIT
VWRF
EQ
+
VREF
(open)
RRF
RFPIN
RFNIN
WRF
LDRF
REFON
TSTVRF
R0
(2
×)
R1
(2
×)
R2
(2
×)
R3
(2
×)
DIFFW
r/w
TSTDPD1
DIFFR
VRRF
VWRF
GRFW
VWRF
VRRF
dtdtst
rfp
rfn
GRFR
(open)
s/d
RFCAL
r/w
OFFRFW
OFFRFR
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