NSW-5
System Module UT5U
PAMS Technical Documentation
Page 33
Issue 1 10/00
Nokia Mobile Phones Ltd.
VR4
VR2
VR1
VR3
VR5
VR6
VR7
SPWR1
SPWR2
RFCEN
TXPWR1
VCTCXO
19.44 MHz
Digital
supply
Analog m.
IF– parts
Digital m.
RX IF– parts
Phase
det.
UHF
presc.
Bias
UHF–
VCO
VCO
Modulator
RX FRONT
IF1 –
amp.
VHF
TX mixer
TDMA800
COBBA_D
TX PA bias
EROTUS
CCONT
TXP1
TX PA
VBATT
Power
control
VHF
presc.
TX driver
RXPWR1
VRBB
BASEBAND
(Analog)
3* Multiplier
Control
block
V5V
SDATA
SCLK
SENA1
Freq.
doubler
1 mA
2 mA
10 mA
5 mA (peak)
8 mA
2 mA
6 mA
26 mA/ 5.6 mA
2 mA
35 mA
30 mA
1 mA
4 mA
15 mA
3 mA
55 mA
TQ UHF
LO buffer
3 mA
VREF
TX PA
END TDMA800
RX FRONT
30 mA
2GHz PLL
10 mA
65 mA
35 mA
END TDMA1900
2GHz VCO
19 mA
TX driver
TDMA1900
TDMA800
TX mixer
TDMA1900
TDMA 1900
TX PA bias
TDMA800
(via serial bus)
SPWR3
TQ UHF
LO buffer
TXP2
RXPWR2
RXPWR3
TXPWR2
4 mA
10 mA
TDMA800
TDMA1900
VR8
VR9
VR10
VR11
VR12
3 mA
DUAL BAND OPERATION
2 mA
5 mA
Limiter
1 mA
Detector
VRS
2 mA
Enable
Enable
& PLL
Enable
Enable
TXPWR3
VR7_bias
Current consumption in different operation modes can be seen in the
table next page.