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SA1620 データシートの表示(PDF) - Philips Electronics
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SA1620
Low voltage GSM front-end transceiver
Philips Electronics
SA1620 Datasheet PDF : 26 Pages
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Philips Semiconductors
Low voltage GSM front-end transceiver
BLOCK DIAGRAM
Product specification
SA1620
PDTx
PONRx
PONBUF
TxO
TxOX
RETx
A
B
BANDGAP
BIAS SUPPLIES
VOLTAGE REGULATORS
SINGLE
SIDEBAND
MIXER
LINEAR
IF LEVEL
CONTROL
VREG2
VREG2F2
GNDREG2
GNDREG1
VREG1
V
CC
Tx1
V
CC
Tx2
TxIF
TxIFX
ATTENUATION
CONTROL LOGIC
BUFFER
TLO
TLOX
LO INPUT
BUFFER
BUFFER
LO IN
LO INX
V
CC
L1
V
CC
L2
IN1
LNA1
LNA2
RxIF
RxIFX
1997 May 22
Figure 2. Block Diagram
3
SR00129
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