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Nokia RH-41 Series Technical Documentation Manual
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Nokia RH-41 Series Technical Documentation Manual

Nokia RH-41 Series Technical Documentation Manual

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CCS Technical Documentation
RH-41 Series Transceivers
System Module
Nokia Corporation
Issue 2 09/2003
Confidential

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Summary of Contents for Nokia RH-41 Series

  • Page 1 CCS Technical Documentation RH-41 Series Transceivers System Module Nokia Corporation Issue 2 09/2003 Confidential...
  • Page 2 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 2 Confidential Issue 2 09/2003...

  • Page 3: Table Of Contents

    RH-41 CCS Technical Documentation System Module Contents Page No Abbreviations ......................... 7 Transceiver RH-41 (Nokia 2260) .................. 9 Introduction ........................9 Operational Modes ....................10 Environmental Specifications ..................10 Normal and extreme voltages.................. 10 Temperature Conditions..................10 Engine Module ......................11 Baseband Module ......................11 UEM ..........................12...
  • Page 4 Design ........................41 Software Compensations ...................41 Main Technical Characteristics .................41 RF Frequency Plan ....................41 DC Characteristics .....................42 Power Distribution Diagram ................... 42 Regulators........................ 43 Receiver ........................44 AMPS/TDMA 800 MHz Front End................ 46 Nokia Corporation Page 4 Confidential Issue 2 09/2003...
  • Page 5 TDMA 1900 MHz Front End.................. 46 Frequency Synthesizers .....................48 Transmitter .........................49 Common IF ......................49 Cellular Band......................49 PCS Band ........................ 49 Power Control ......................50 Antenna Circuit ....................... 50 RF Performance....................... 50 Antenna ........................51 Nokia Corporation Issue 2 09/2003 Confidential Page 5...
  • Page 6 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 6 Confidential Issue 2 09/2003...

  • Page 7: Abbreviations

    Federal Communications Commission IrDA Infrared Data Association IrMC Infrared Mobile Communications IrOBEX IrDA Object Exchange Protocol Interim Standard Intelligent Software Architecture Liquid Crystal Display Light Emitting Diode Micro Control Unit / Master Control Unit Nokia Corporation Issue 2 09/2003 Confidential Page 7...
  • Page 8 TDMA Time Division Multiple Access. Here: US digital cellular system. Telecommunications Industry Association Teletype Universal Energy Management, a Baseband ASIC. Universal Phone Processor, a Baseband ASIC. VCTCXOVoltage Controlled temperature Compensated Crystal Oscillator Wireless Application Protocol (Browser) Nokia Corporation Page 8 Confidential Issue 2 09/2003...

  • Page 9: Transceiver Rh-41 (Nokia 2260)

    RH-41 CCS Technical Documentation System Module Transceiver RH-41 (Nokia 2260) Introduction The RH-41 is a dual band transceiver unit designed for TDMA800/1900 networks. The transceiver consists of the engine module (ST6_11) and the various assembly parts. The transceiver has a full graphic display and the user interface is based on a Jack style UI with two soft keys.

  • Page 10: Operational Modes

    Voltage range: • nominal battery voltage: 3.6 V • maximum battery voltage: 5.0 V • minimum battery voltage: 3.1 V Temperature Conditions Temperature range: • ambient temperature: -30...+ 60 • PWB temperature: -30...+85 Nokia Corporation Page 10 Confidential Issue 2 09/2003...

  • Page 11: Engine Module

    19.44MHz PURX RF RX/TX SLEEPCLOCK 32kHz CBUS/DBUS AUDIO BUZZER BB Supplies KLIGHT/ DLIGHT MEMADDA PWR ON MEMCONT EXTERNAL AUDIO BASEBAND CHARGER CONNECTION FLASH 16Mbit DCT4 System Connector Figure 2: System Block Diagram Nokia Corporation Issue 2 09/2003 Confidential Page 11...

  • Page 12: Uem

    Iq-mode when in the Sleep mode. The VIO regulator supplies both the external and internal logic circuitries. It is used by the LCD, flash and UPP. The regulator goes into the low Iq-mode when in the Sleep mode. Nokia Corporation Page 12 Confidential...

  • Page 13: Rf Interface

    (Not used in RH-41). In addition to these, external components are needed for EMC protection of the charger input to the baseband module. Digital Interface Data transmission between the UEM and the UPP is implemented using two serial con- Nokia Corporation Issue 2 09/2003 Confidential Page 13...

  • Page 14: Audio Codec

    RF parts. The body consists of, for example, the following sub-blocks: (1) MFI, (2) SCU, (3) CTSI, (4) RxModem, (5) AccIF, (6) UIF, (7) Coder, (8) BodyIF, and (9) PUP. Nokia Corporation Page 14 Confidential Issue 2 09/2003...

  • Page 15: Flash Memory

    Pin 3 (Vss9) is the LCD driver’s ground and Pin 9 (GND) is used to ground the metal frame. Keyboard Introduction The RH-41 keyboard style follows the Nokia Jack style, without side keys for volume con- trol. The PWR key is located at the top of the phone. Nokia Corporation Issue 2 09/2003...

  • Page 16: Power Key

    The S-line S0 and R-line R5 are not used at all. Returns / Scans Send Soft left Down Soft right where NC = Not Connected Nokia Corporation Page 16 Confidential Issue 2 09/2003...

  • Page 17: Lights

    Because of the FET, the microphone needs a bias voltage. Buzzer Introduction The operating principle of the buzzer is magnetic. The diaphragm of the buzzer is made Nokia Corporation Issue 2 09/2003 Confidential Page 17...

  • Page 18: Battery

    The voltage seen in the outer terminals is zero (or float- ing), and the battery is activated by connecting the charger. The battery has internal pro- tection for overvoltage and overcurrent. Nokia Corporation Page 18 Confidential...

  • Page 19: Battery Connector

    The interface is supported by fully differential 4-wire (XMICN, XMICP, XEARN, and XEARP) accessories. RH-41 supports the HDE-2 inbox headset, HDB-5 Boom headset, HDC-5 headset, LPS-3 loopset, and the PPH-1 car kit. Nokia Corporation Issue 2 09/2003 Confidential Page 19...
  • Page 20 UEM. The HOOKINT- interrupt is generated by the button in the headset or by the acces- sory external audio input. 2.7V Hookint /MBUS Headint Headint 2.1V MIC1Bias 1.8V MIC1P MIC1N 0.3V MicGND 0.8V 3...25k HFCM 100p Figure 7: Accessory Detection / External Audio Nokia Corporation Page 20 Confidential Issue 2 09/2003...

  • Page 21: Technical Information

    V100 protects the UEM ASIC from reverse-polarity charging voltage and from too-high charging voltages. C106 is also used for ESD and EMC protection. Spark gaps right after the charger plug are used for ESD protection. Nokia Corporation Issue 2 09/2003 Confidential...

  • Page 22: Test Interfaces

    F B U S R X M B U S T X M B U S R X U P P ( D 4 0 0 ) Figure 10: Test points located between UEM and UPP Nokia Corporation Page 22 Confidential Issue 2 09/2003...

  • Page 23: Emc

    PWB. The microphone is an asymmetrical circuit, which makes it well protected against EMC. EARP The EARP is protected with C-cover metallization and with a plastic-fronted earpiece. Buzzer PWB openings with the C-cover metallization protect the buzzer from ESD. Nokia Corporation Issue 2 09/2003 Confidential Page 23...

  • Page 24: System Connector Lines

    All the signal descriptions and properties in the following tables are valid only for active signals, and the signals are not necessarily present all the time. Note: In the following tables, the nominal signal level of 2.78V is sometimes referred to as 2.7V . Nokia Corporation Page 24 Confidential...
  • Page 25 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 25...
  • Page 26 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 26 Confidential Issue 2 09/2003...
  • Page 27 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 27...

  • Page 28: Bb Internal Connections

    RH-41 System Module CCS Technical Documentation BB Internal Connections Nokia Corporation Page 28 Confidential Issue 2 09/2003...
  • Page 29 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 29...
  • Page 30 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 30 Confidential Issue 2 09/2003...
  • Page 31 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 31...
  • Page 32 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 32 Confidential Issue 2 09/2003...

  • Page 33: Upp Block Signals

    RH-41 CCS Technical Documentation System Module UPP Block Signals Nokia Corporation Issue 2 09/2003 Confidential Page 33...
  • Page 34 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 34 Confidential Issue 2 09/2003...
  • Page 35 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 35...
  • Page 36 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 36 Confidential Issue 2 09/2003...

  • Page 37: Memory Block Interfaces

    RH-41 CCS Technical Documentation System Module Memory Block Interfaces Nokia Corporation Issue 2 09/2003 Confidential Page 37...

  • Page 38: Audio Interfaces

    RH-41 System Module CCS Technical Documentation Audio Interfaces Nokia Corporation Page 38 Confidential Issue 2 09/2003...
  • Page 39 RH-41 CCS Technical Documentation System Module Nokia Corporation Issue 2 09/2003 Confidential Page 39...

  • Page 40: Key/Display Blocks

    FCC 47CFR 15.107 (conducted emissions), 15.109 (radiated emissions, idle mode), and 22.917 (radiated emissions, call mode). The dualband RF module is capable of seamless operation between the 800 MHz and Nokia Corporation Page 40 Confidential Issue 2 09/2003...

  • Page 41: Design

    The RH-41 frequency plan is shown in the following figure. A 19.44 MHz VCTCXO is used for UHF and VHF PLLs and as a baseband clock signal. All RF locals are generated in PLLs. Nokia Corporation Issue 2 09/2003 Confidential...

  • Page 42: Dc Characteristics

    Note: The current values in the following figure are not absolute values and cannot be measured. These values represent maximum/typical currents drawn by the corresponding RF or Taco blocks in use, and are, therefore, dependent on the phone’s operating mode and state. Nokia Corporation Page 42 Confidential...

  • Page 43: Regulators

    REF_in + PLLs VCC_DIGI 50 uA VREFRF01 bias reference VREF VBATT 3.1-5.0 V Figure 12: Power distribution Regulators The regulator circuit is the UEM and the specifications can be found in the following table: Nokia Corporation Issue 2 09/2003 Confidential Page 43...

  • Page 44: Receiver

    The local signal's partition to receiver selectivity and IMD depends then mainly on the spectral purity of the 1st local. Zero 2nd IF stages include most of receiv- ers signal gain, AGC control range and channel filtering. Nokia Corporation Page 44 Confidential...
  • Page 45 1st IF gain control range, AGC 2 step R X 2nd IF gain control range, 8x6dB steps Min signal level at RX-ADC input @ sensitivity digital analog Input dynamic range -116... -20 Nokia Corporation Issue 2 09/2003 Confidential Page 45...

  • Page 46: Amps/Tdma 800 Mhz Front End

    LNA has good linearity, still low noise figure and about -3 dB gain. During TX slot LNA is in power-down mode, which is executed by switching the bias cur- rent source to 0 mA. Nokia Corporation Page 46 Confidential...
  • Page 47 Min voltage gain, Mixer + 2nd IF (IF+2nd AGC min.) Gain charge, dB, temp Mixer+2nd IF -30...+85 C IQ mixers + AMP2 RF input impedance differential kohm/pF RF input frequency range 135.54 Nokia Corporation Issue 2 09/2003 Confidential Page 47...

  • Page 48: Frequency Synthesizers

    TX VHF Synthesizer includes integrated PLL, loop filter, and resonator. The output of TX-VHF PLL is used as a LO signal for the IQ-modulator of the transmitter. See depicted block diagrams and synthesizer characteristics from synthesizer Nokia Corporation Page 48 Confidential...

  • Page 49: Transmitter

    The input and return losses are about –10dB. Power amplifier is 50Ω/50Ω module. It does not have own enable/disable control signal, but it can be enabled by bias voltage and reference bias current signals. The gain window Nokia Corporation Issue 2 09/2003 Confidential...

  • Page 50: Power Control

    The output power tuning target for power level 2 after diplexer (or after switch for exter- nal RF) is +27.3dBm for digital modes and +24.8 dBm for analog mode. See the following table. Modulation accuracy and ACP will be within limits specified in IS-136/137. Nokia Corporation Page 50 Confidential...

  • Page 51: Antenna

    The RH-41 antenna solution is an internal, dual-resonance PIFA. This antenna has a com- mon feeding point for both antenna radiators, which results in the need for a diplexer. In a single band transceiver, an SMD-compatible through-chip can be used. Nokia Corporation Issue 2 09/2003 Confidential...
  • Page 52 RH-41 System Module CCS Technical Documentation Nokia Corporation Page 52 Confidential Issue 2 09/2003...

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