User Guide

CCS Technical Documentation 6225 Schematics / Layouts RH-27
Issue 1 11/2003 ©2003 Nokia Corporation Confidential Page A-18
BB-RF Interface
--> VREFRF02
<-- PWROUT
<-- FALSE_DET
--> VREFRF01
--> AFC
--> PA_BOOST
<-- 19.2_MHZGND
<-- RX_IP
--> PA_GAIN
<-- PA_TEMP
--> TX_IN
--> RFBusClk
--> SYNTH_LE
--> RFBusEn1X
--> TX_IF_AGC
--> TX_IP
--> FAST_AGC
<-- RX_QN
--> TX_RF_AGC
--> RX_IF_AGC
--> SLEEPCLK
--> AUXOUT
<-- RX_IN
--> SLEEPX
<-- RX_QP
<-> RFBusData
--> PURX
--> TX_QN
<-- 19.2_MHZ
--> TX_QP
--> TX_GATE
10n
4
08
C422
9
2
R999
100k
GND
IN
OUT
GND
11
07
47kR2
R1
4k7
MODEL
V422
DTC143ZETL
R428
3
6
4k7
10
10n
C426
GND
MODEL
V421
DTC143ZETL
GND
IN
OUT
C429
33n
47kR2
R1
4k7
C424
10n
09
8
GND
26
GND
0
VIO
1
R432
47k
10
GND
1
2
6
6
R435
4k7
1
PUMT1
V423
6
2
07
5
0
4k7
R431
0
1
C425
1n0
5
6
R427
1k0
C435
10n
3
GND
1
C430
33n
7
2
7
1
1k0
10n
C428
R433
1n0
C423
25
1
08
8
9
13
1
V423
PUMT1
4
5
3
2
11
0
2
4
GND
GND
GND
GND
25
3
0
2
0
GND
1k0
R430
3
R434
4k7
2
C431
33n
1
GND
09
26
2
47k
GND
IN
OUT
0
C427
DTC143ZETL
V420
MODEL
4k7
R1
R2
0
1n0
RFCONV(9:0)
GENIO(31:0)
RFAUXCONV(2:0)
RFCONV_O(9:0)
RFAUXCONV_O(2:0)
SLOWAD_O(6:0)
RFICCNTRL_O(2:0)
SLOWAD(6:0)
RFCLKGND_IRFCLKGND
RFCLK_IRFCLK
RFICCNTRL(2:0)
GENIO_O(31:0)
PUSL(3:0) PUSL_O(3:0)