NOKIA NSE-8
Diagrama del circuito

Schematics/Layouts (V15)
System Block Diagram
1880 1880 1805 MHZ 1805 MHZ

NSE�5

187 MHz

71 MHz

13 MHz

RXINP/ RXINN

RX ADC 12bit

I+ modulato Q
r 541.6 kS/S 8kS/S

DLR�3 Supply (MCUGENIO0) AUDIO

UI
Earpiece

58 MHz 116 MHz GSM/PCN Diplex GSM Duplex f/ 2 f 960 935 PCN Rx/Tx MHZ 232 MHz f .. f/4 Summa, Crfu3 Summa Charge. Vref Vcp Vxo Vsyn_1 Vrx_1 Vsyn_2 Vrx_2 Vtx TXIP/ TXIN SYNTH �ENA1 �CLK �DATA TXQP/ TXQN RXC TXC

RX AUDIO DAC 13bit
Headset

SUMMA
116 MHz GSM

CRFU3
Band Select 2067 1992 MHZ .. 464 MHz VHF VCO f/2 UHF VCO 2067 MHz 1942 ..

PCN Tx

Vctcxo Crfu3, lo_buff Rx, Tx, Synth. Crfu3, Rx Summa, VCO�s Summa, Rx Crfu3, Summa, Tx

TxC/AGC DAC10bit

XEar SGnd

mic bias
8kS/S

f f/2 Rx + GSM Tx 16/17

f f/2

slide MIC
XMIC

EXT. RF
Vtx Diplexer

TX AUDIO ADC 13bit

Couplers 915 890

.. .. .. MHZ .. f 1031 MHZ 1006

Headset

232 MHz PCN

TXI DAC 8bit TXQ DAC 8bit AFC DAC 11bit

1.083kS/S

2017 MHZ 1942

PLL LOGIC
64/65

1.083kS/S

COBBA _GJP
st 64 BGA
KEYBOARD PDATA register

Buzzer

Det BIAS PA GSM
116 MHz

AFC

1 kS/S

2

Keyb.� lights slide position

13MHz
232 MHz

3
Vcobba

roller input KEYB.

BIAS

PA PCN

1785 MHZ 1710

VCTCXO RFCLK

Vbb COBBACLK 13MHz COBBA RESET

SERIEL RF/CTR IF

SERIAL AUDIO IF
PCM(3:0)

IMEI� register

DET_FB

SERRFI(3:0)

BAND_SEL IRON NC MCUDA (15:8) ROM1SELX MCUAD (21:0) MCUDA (7:0) MCUWRX MCURDX MCUGENIO3 DSP GEN Out4 DSP GEN Out2 RX Pwr TX Pwr Synth Pwr DSP GEN Out5 DSP GEN Out3 NC NC HOOKDET, HEADDET TXP VCXOPWR BUZZER

LCDRSTX

FrACtrl

Display/Driver Temp.�sense (LCD)

Vpp ctr. ROM (FLASH) 2M*16 SRAM 512k*8

SCU MCU�If
boot rom

CTSI

PUP

MBUS VIBRA

SYSTEM CONNECTOR INTERN VIBRA IR�MODULE TFDU4100

BUSC
API RAM 2kx16 Tone� Generator Sidetone

ACC IF LCD� driver IF

FBUS Rx/Tx ROW(5:0), Col(4:0), LCDCS, ROLLER_A, ROLLER_B, ROLLER_C

RAMSELX

DSP

PCMSIO

UI USER INTERFACE

CS CELLULAR SYSTEM

RSS� Measurement and AGC RX� Filtering ROM 68kx16 RAM 10kx16
8kHz

SNR� Calculation and AFC Phase� Demodu� lation Matched Filter Channel Estimation Symbol Sync. BFI CRC DTX Convol. Encoding Convol. Decoding Inter� leaving Deinter� leaving Bit� Detection De� cryption

COBBA� IF RX RAM TXC RAM TXC Ramp GMSK� modulator TXIQ RAM

MFI UIF

Keyb. IF CCONT IF

GENSCLK GENSDIO SIMCard CLK

CCONT
st 64 BGA SIM IF SIO Mux/ ADC
RSSI EAD BTEMP BSI VBAT ICHAR VCHAR VCXOT LCD� Temp.

5

MCU

DDI DATA DEVICE INTERFACE

SIM CARD READER BATTERY
VIBRA BTEMP BSI

SIM IF MFI FSM
RF

CCONTCSX

DEV DEVICE CONTROL

DSP DSP CONTROL

RX� DTX Speech Decoding HF AEC
8kHz

Voltage Regulators
BB VSIM 3/5 Vref V2V Vcp Vbb V5V VBB VR1 VR1_SW VR2 VR3 VR4 VR5 VR6 VR7 SLEEPCLK, PURX, CCONTINT Vbb Vref

HW HW DRIVERS

LOC LOCALS CONTROL

Speech Encoding VAD

Offset Counter & Comparator FrACtrl TXP

SYSTEM LOGIC
Vxo Vsyn_1 Vrx_1 Vsyn_2

CHAPS SO16
CHARG CHARGER CONTROL

LN LOCAL NETWORK

OS OPERATING SYSTEM

Transmit Control

Transmit�burst every 4.615 ms

Burst Build

En� cryption DSP IO DSP IF Coder

Ram_ bck Vcobba

CharLim

wd
RTC PWM PWM

JTAG

JTAG

Vrx_2 Vtx

MAD2PR1
ti 144 BGA

OSC 32 kHz back�up battery

HD945
Draft

Block Diagram

TEST IF

v. 2.1+ 13 Aug 98

Issue 1 07/99

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