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TRK CLK 35 19 20 22 23 16 17 High Band 1800 MHz Low Band 850 MHz 13 14

( 26MHz for Digital IF Filter syncronisation)

NEPTUNE LTS
U800
Tracking Control
100kHz

U150
LNA

ALGAE
AGC RF Det.

L&H Band

POWER N DSP Peripherals accelerator, encryption Timer, Interupts DMA Direct Memory Access Controller

B5 27 BB Out 28 26 29 BB Out 30 CM IN BB I BB IX (decoupling analog GND) BB QBB QX RF REG 47 RX Loop Filter RX CP RF 5V REG SYNTH FD P SYNTH FB N TX CP 44 TX Loop Filter TX_MOD 26 MHz 3 A8 B8

Tracking Osc.

M17 A3 E2 C4 W6 K2 K3 J4 L1 R1 M1

REF_REG VBUCK IO REG PERIPH_REG VM_REG SIM_REG SIM DIO SIM RST

LNA

(Data in /out) (Reset) (from/ to Keyboard via

LNA

LP Filter
AGC RF Det.

PMA

AAF

(Post Mixer Amplifier) LNA

IF Amp.
100kHz

2 PoleFilter

Dual ADC C9 Analog / Digital A9 Converter B9 D9 D5 C4 B6 A6 D4 TX CP HP-Filter RX Charge Pump

Digital Channal Filters Digital If Mixer and LO

DSP UltraLite 104 MHz

DSP Memory

SIM

Interface

Keyboard Connector) SIM CLK (Clock) SIM PD (from Atlas - BATT DETB)

High Band 1900 MHz

Low Band 900 MHz

VSIM_EN

(to Atlas - SIMRegaulator Enable)

n

3.6 - 3.9 GHz 5RX VCO RX EN 9 3.4 - 3.7 GHz 1710 - 1785 MHz 2 880 - 915 MHz 4 EXC EN 36 Super Filter Generator 2,45V 7, 8, 10, 11, 15, 18, 21, 37, 43, 48 TX_OUT_LB TX_OUT_HB TX VCO 4

Synthesizer Phase Detect Prescaler

Shared Memory 1Mbit RAM

42 Synth F/B 720 - 915 MHz 41

DATA BUS D0-15 ADDRESS BUS A1-24
External

D8

39

38

32 SPI 33 31 34

Y805

RF_CS RF_DATA RF_CLK
(Neptune- AlgaeCommunication)

1 3

XTAL A4 26 MHz EXTAL B4 Oscillator W9, U8, V7 A10 D12 B10 T6 U6 W7 N9

GMSK Mod & Mod DAC (TX) Clock Generator

MCU ARM7 52 MHz

MCU Memory

Memory

Interface

W19 V17 G17 K16 J19 T16 T19 L16 N18 P2 N3 M4 L3... P1

CS0B CS1B EB1B EB0B R_WB OEB BURSTCLK LBAB ECBB

K1 U700 D6 F3 FLASH C2 D5 RESET OUT (from Neptune) J2,H1,H8 F4 C6 VBUCK (from Atlas) E5 L4,K6...G7

MQSPI

PA_REF PA_DET

PA Control (PAC)

Display

LCD_RS LCD_CS LCD_CLK_DATA(6) LCD_DATA (0 - 5) LCD_SDATA_DATA(7)

Quard Saw Filter and Matching 14 15 12 13 8 9 10 11
High Band 1900MHz High Band 1800MHz Low Band
900MHz

FL100

PERIPH_REG
(VCC)

LOWB HIGH TX_EN EUROB_US EXC_EN

S1401
L1 Timer SPI
GPIO

1 3 6 4

Matching
2

2
(VCC)

A15

2 PC13

(fromNeptune)

R71
1

EXC_EN
(to Algae)

1

KBR2

Switch PTT/ Camera
U10 F4 V6 U12 THERM_BIAS LOBATI RX_EN ANT_DETB LT_SNS_CTL ADC_DATA
(to Battery Charger Circuit) (Low Battery indication from Atlas) (from/ to BB ) (from/ to Keyboard via Keyboard Connector) (Neptume / ATI Communication Bus

1 B+ B+

AG_REG

R72

Low Band 850MHz

M3
(to Neptune)

25 23 27 29

32

12 33 11 3410

4

6

F3.... A17 C15 D15 B16 C16 A16 G3....

W13

Internal Antenna

UART / USB Interface

Keypad Interface

MQSPI V12 W12 T10 T11 V11 B14 D18

Timer Interface

One Wire Bus

T8 V13 U13 G8 W5 E3 W11

BaseBand Serial Audio Port Interface (rx) (tx) A12 B13 D13 B12

UART2 Universal Asynchron. Rx /Tx N13 D16 N17 V16

BT

C18 E1 B17

D19 BLUE_HOST_WAKEB

B15(clock)

USB VPIN USB_XRXD USB_VPOUT USB_VMIN USB_TXENB USB_VMOUT

BB SPI CLK BB SPI MOSI BB SPI MISO AL CS AL_INT GA_INT GA_CS

(Watchdog to Atlas)

(from/to Atlas) (Reset for U700)

LP Low Band 3 2 1

8,16

TX_EN

(Transmit Enable)

(13 MHz)

J2

17

LOWB_HIGH (Low Band /High Band selection)

(from Atlas)

on Keyboard Coax Cable

Neptune Atlas USB/ RS232 CommunicationLP 19 18 14 15 13 Matching and Combiner Network Power Detector VCC PACII IC EUROB_US (Euro / US Band selction) EXC_EN (RX /TX selection) PA_REF PA_DET
(PA referenceVoltage to Neptune) (PAPower Level indication)

(from / to Keypad Matrix via Keypad Connector)

Neptune - Atlas Neptune ATI Communication

(from/ to U301 BT, (from/ to Neptune Serial Audio for Ringtone Neptune - BT - Neptune...
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