User Guide

RH-21 Company Confidential
System Module Nokia Customer Care
Page 20  2004 Nokia Corporation. Issue 2 07/2004
signals.
RIP
Signal
name
Connected
from - to
BB I/O
Signal Properties
A/D Levels-Freq./
Timing resolution
Description / Notes
RFICCNTRL(2:0) RF IC Control Bus from UPP to RF IC (SAFARI)
0 RFBUSCLK UPP RFIC In Dig 0/1.8V
(0: <0.4V
1: >1.4V
9.72
MHz
RF Control serial bus bit
clock
1 RFBUSDA UPP/
RFIC
RFIC
UPP
I/O Dig Bi-directional RF Control
serial bus data.
2 RFBUSEN1X UPP RFIC In Dig RFIC Chip Set X
PUL (2:0) Power Up Reset from UEM to RF IC (SAFARI)
0 PURX UEM RFIC Out Dig 0/1.8V 10us Power Up Reset for RFIC
SLCLK & SLEEPX not used in
RF
GEN (28.0) General I/= Bus connected to RF, see also separate collective
GEN(28.0) table
Control lines from UPP GENIOs to RF
5 TXP1 RFIC,
Lo-
band
mixer
UPP Out Dig 0/1.8V 10 us Low Band Tx enabled
6 TXP2 RFIC UPP Out Dig 0/1.8V High band Tx enabled
RFCLK (not BUS -> no rip #) System Clock from RF to BB, original source VCTCXO, buffered (and
frequency shifted, WAM only) in RF IC (SAFARI)
RFCLK VCTCX
O ->
RFIC
UPP In ANA 800mVpp
typ (FET
probed)
Bias DC
blocked at
UPP input
19.44
MHz
System Clk from RF to BB
RFClk
GND
RF UPP In Ana 0 System Clock slicer Ref
GND, not separated from
pwb GND layer
SLOWAD(6:0) Slow Speed ADC Lines from RF block
5PDMID RF
Power
detec-
tion
mod-
ule
UEM In Ana 0/2.7V dig 0/VR2 Power detection module
identification to slow ADC
(ch 5, previous VCTCXO
Temp) signal to UEM