User Guide

NSB-5
System Module PAMS Technical Documentation
Page 44 Nokia Mobile Phones Ltd. Issue 1 03/01
F7 RxQN I - Negative Q receive input in
Rx_In-phase mode
AGND
G7 VDA1 P - Positive analog power supply for
the receivers
VCOBBA from CCONT
H7 RxRef O Float Rx path internal reference buff-
ered output
Not used (floating)
A8 VSUB P - Substrate contact for digital logic GND
B8 VSS2 P - RF interface negative digital
power supply
GND
C8 VDD2 P - RF interface positive digital
power supply
VBB
D8 RFIClk I Inp System clock input
(13 MHz)
COBBAClk output from
MAD2WD1
E8 ResetX I Inp Master system reset DSPGenOut5 from MAD2WD1
F8 RxQP I - Positive Q receive input in Rx_In-
phase mode
AGND
G8 RxIP I - Positive I/common receive input From SUMMA
H8 RxIN I - Negative I/common receive input From SUMMA
Table 12: CCONT 3V pin assignment
Pin Symbol Type State in Reset Description
1 RSSI I receive signal strength indicator
2 ICHAR I V(ICHAR) voltage input
3 MODE_SEL I High Z/GND mode select High Z=normal mode
GND=RAM_Bck
4 VR3/RAM_bck O OV/2.8V VR3 regulator output/RAM backup
5 CNTVR3 I High Z Control VR3 regulator
6 CNTVR2 I High Z Control VR2 regulator
7 CNTVR5 I High Z Control VR5 regulator
8 VBAT P unregulated supply voltage (RF)
9 VR2 O High Z VR2 regulator output
10 GROUND P (RF)
11 VR5 O High Z VR5 regulator output
12 VBAT P unregulated supply voltage (RF)
13 VREF O 1.244/1.5V reference voltage output
14 GROUND P (RF)
15 VR4 O High Z VR4 regulator output