VCO
900mhz 1800mhz压控振荡器 |
| PLLs |
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CDMA/AMPS @ 900MHz |
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DECT @ 1800MHz |
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ISM @ 315, 433, and 868MHz |
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Different clock generation PLLs in the range
of 10~1000MHz |
| PLL blocks |
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Phase Frequency Detectors (<150MHz) |
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Charge Pumps (<150MHz) |
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Sigma-delta fractional-N generator |
| VCOs |
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ISM (315, 433, 868MHz): fully integrated multivibrator
type |
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CDMA 1GHz: LC-type, integrated varicap, PhNoise
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ISM (852, 1736, 1920MHz): LC-type, integrated
varicap |
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DECT 1.8GHz: LC-type, integrated varicap |
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Bluetooth 2.450GHz |
| LNAs |
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ISM @ 315,433,868MHz |
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DECT 1.8GHz: NF=4dB |
| Power Amps |
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+10dBm @ 200ohms < 500MHz, 2.2V |
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+6dBm @ 2kOhm @ 315~868MHz, 1.8V |
| Mixers |
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ISM 315,433,868MHz Up-conv: OCP1 > 200mVpp
(1kOhm) |
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GSM 1GHz Down-conv: NF < 12dB, OCP1 > -3dBm,
OIP3 > 7dBm (150 ohm) |
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CDMA 1GHz Up-conv: NF < 15dB, OCP1 > -8dBm
(50 ohm) |
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DECT 2GHz Down-conv: NF < 15dB, ICP1 >
-14dBm, IIP3 > -4dBm (200 ohm) |
| Voltage Controlled Amplifier |
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CDMA 80-250MHz: 3.6V, 100dB gain range, IIP3
> -7dBm |
| LOG Amps |
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Log Amp + RSSI 1MHz |
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Log Amp + RSSI 4MHz |
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Log Amp + RSSI 10MHz |
| Modem |
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Digital GFSK for DECT |
| PLL/Synthesizer |
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100MHz ~ 2.5GHz sigma-delta fractional-N synthesizer |
| VCO |
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Bluetooth 2.5GHz: quadrature LC-type, integr.
varicap & coil |
| LNA & Mixer |
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LNA+mixer for 1.5~2.5GHz for GPS, BT, WLAN, ...
: NF=4dB |
| Antenna Switch |
| Systems |
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ISM transmitters (315~868MHz)LNA: 2GHz |
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ISM transmitters (315~868MHz)I/Q-Mixer w/ poly-phase:
2GHz->1MHz |
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Bluetooth 2.4GHz transceiver (LNA, mixers, synthesizer,
PA |
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2.4GHz Receiver (LNA, mixer, synthesizer, VCO |
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- AMD 29L800BT; Flash, 512K x 16-Bit
(top boot)
- Sim card connector
- Bottom connector
- Infineon PMB2709: Speech Coprocessor.
Provides coding such as EFR, HR
- Infineon PMB2800E; GSM baseband controller.
Higold series. Based on 80C166 (16 bit microcontroller)
- Cypress CY62126; SRAM, 8k x 16
- 32.768kHz crystal
- Sagem Asic
- Infineon PMB2905; Analog interface
IC (GAIM). Interfaces analogue signals (I/Q, voiceband, PA-control,
charging control signals) to the digital domain
- Infineon PMB6250; Multi band
GSM RF tranceiver including PLL and VCO
- Kyocera YK512DDC 0898M1748A; VCO:
GSM: Tx 880 to 915
DCS: Tx 1710 to 1785
- Philips Semiconductors BC857BS; PNP
general purpose double transistor
- Analog Devices; NIY
- BAV99W; Silicon Switching Diode
- Antenna connector
- RF Micro Devices RF2173; 3V 900MHz
Power Amplifier, GPRS Compatible
- RF Micro Devices RF2174; 3V 1800MHz
Power Amplifier
- Diplexer GSM / DCS
- SAW filter for 1800MHz ??
- SAW filter
- Connector for side switches ??
- Connector for vibrator
- Sagem D0806; Power management
- Connector to Battery
- TelCom TC56 ??, 150 mA, LDO with shutdown
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- 32.768kHz crystal
- Infineon E-GOLD+ V1 PMB6850E, GSM/GPRS(!)
Single-Chip-Baseband IC and DSP.
- ST M59DR008E; 8 Mbit (512KB x16,dual
bank, page) low voltage Flash
- Bottom connector
- E2PROM
- Power supply IC
- VCO
- Infineon PMB6250 V2; SMARTi GSM multi
band multi slot RF transceiver
- PCB pads to Battery
- Tx VCO
- Hitachi PF08112B; Power amplifier
- Diplex filter
- SAW Filter (?)
- Epcos B4153, balun (?)
- 2362 (?) NIY
- SIM card connector contacts
- Epcos B4843 Balun for 360.0MHz
- 13MHz crystal
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