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NSB-7
System Module
PAMS Technical Documentation
Page 46
ã
Nokia Mobile Phones Ltd.
Issue 1 06/00
Control Signals
All regulators are connected to HAGAR and directed with SYNTPWR. Different modes are
switched on via serial bus.
All control signals are coming from MAD2 (2.8 V logic signals).
List of the needed supply voltages:
Volt. source Name of the supply Load
V5V
VCP
PLL charge pump, VCO
VR5
VTX
TX modulator
VR1
VXO
VCTCXO
VR2
VRX
HAGAR IC
(LNA2+mixer+DTOS)
VR4
VSYN_2
HAGAR IC (div+LO-buff+prescaler)
VR3
VSYN_1
LNA + HAGAR (Vdd_bb)
VR6
COBBA analog parts
VREF_2
ref. voltage for HAGAR
RXREF (COBBA)
ref. voltage for HAGAR
TXVGSM (Hagar)
Ant. sw. GSM
TXVDCS (Hagar)
Ant. sw. DCS
TXVDET (Hagar)
Power detector
Vbatt
VBATT
RF regulators in CCONT, PA
VXCO
PWR
SYNTH
PWR
RX
PWR
TX
PWR
TXP
Typ.curre
nt cons.
Notes
L
L
L
L
L
<10 uA
Leakage current
(PA)
H
H
L
L
L
28 mA
Synthesizer
H
H
H
L
L
81 mA
RX active
H
H
L
H
L
138 mA
TX active except
PA
H
H
L
H
H
1700 mA
TX active, full
power
Содержание NSB-7 Series
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