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3. TECHNICAL BRIEF
3.2 Baseband Processor (BBP) Introduction
3.2.1 General Description
S-GOLDRadio™ is a GSM/EDGE single chip mixed signal Single Chip Radio IC containing all analog
and digital functionality of a cellular radio. Additionally S-GOLDRadio™ Provides multimedia
extensions such as camera, software MIDI, MP3 sound. It is designed as a single chip solution,
integrating the digital and mixed signal portions of the base band in 0.13um, 1.5V technology.
The chip will fully support the FR/HR/EFR/NB-AMR speech codec.
S-GOLDRadio™ support multi-slot operation modes CSD/GPRS/EGPRS (up to class 12) without
additional external hardware.
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Figure 2. Top level block diagram of the S-GOLDRadio™ (PMB8888)
GS
Cipher
TEAKLit
Æ
GEA-1/2/3
SRAM
USB FS
DMAC
GPIO
USI
JTAG
GPT
RTC
Equalize
Speech
and
Decodin
Speech
and
Encodin
DAC
DAC
M
U
X
AD
Keypad
USARTs
CAPCOM
ICU
IC
I
AUX
AD
C
EBU
MMC/SD
I
CGU
Camera
I
Display
I
FCDP
Multimedia IC
ARMÆ 926
MOVE
IrDA
USIM
RF
Contro
DigR
IS /
IR-Memory
SCCU
GS
Timer
USB
LD
Powe
Contro
S-GOLDradio
3-wire
Ctrl
DCXO
Sigma-Delta
MASH
Modulato
PA/FE
Contro
GMS
K
8PSK
DC
Offset
Comp
L
FIR
FIR
LPF
DA
LDO
AD
AD
Baseband
R
Power
AD
+
-
SD2
(1.8V)
ANA
LD
RTC
LD
RF1
LD
I/
LD
SD1
(1.5V)
Charge
r
RF
LD
AUX
LD
VI
LD
GP
LD
SI
LD
RF
LD
S
(BL
PL
LD
Hands-
free
Amp
LED
PWMís
Ramp
Gen
DigR