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Part Name(s) : SX1781 SX1781IMLTRT
Semtech
Semtech Corporation
Description : PLL Frequency Synthesizer with Integrated VCO

GENERAL DESCRIPTION
The SX1781 is a High-Performance low phase noise integer-N Frequency Synthesizer for wireless communications applications. The circuit embeds a fully Integrated PLL (including VCO tank and loop filter), complementary output buffers The divider and power-down settings are programmable via an SPI interface. A Lock Detector pin linked to a squelch function have been designed to ease the software development.

FEATURES
Frequency range:1200 to 1400 MHz
Frequency step: 250 kHz min.
◆ Phase noise: -85 dBc/Hz @ 10 kHz offset
◆ Reference spurs: -67 dBc
◆ Hopping time: 350 µs max.
◆ Operating voltage: 3.0 - 3.6V
◆ Programmable Output Power: up to +5 dBm
Integrated VCO and loop filter
◆ SPI-bus interface
◆ Lock Detect output and squelch
◆ Ultra-low power sleep mode
◆ Complementary RF outputs
◆ Temperature range: -40 to +85°C
◆ 4 x 4 mm MLPQ16 package
◆ Pb-free and RoHS compliant

Part Name(s) : UAA2068AHL
Philips
Philips Electronics
Description : Transmit chain and Synthesizer with Integrated VCO for DECT

GENERAL DESCRIPTION
The UAA2068AHL BiCMOS device integrates a 950 MHz VCO, a Frequency doubler, main and reference dividers and a phase comparator, to implement a phase-locked loop for DECT channel frequencies. The 1.9 GHz signal is buffered and switched, in TX mode, to drive the transmit power amplifier (CGY20xx series) or, in RX mode, to be used as an LO signal for the receiver mixer IC (UAA3540TS).

FEATURES
• Economical Integrated solution for Frequency generation in DECT cordless telephones
Integrated low phase noise 950 MHz VCO with Frequency doubler
• Local Oscillator (LO) drive (−14 dBm) for RF mixer circuit
• Dedicated DECT PLL Synthesizer
• 3-line serial interface bus
• 3 dBm output preamplifier with an Integrated switch
• Low current consumption from 3 V supply
• Compatible with Philips Semiconductors ABC baseband chip (PCD509x series).

APPLICATIONS
• 1880 to 1920 MHz DECT cordless telephones.

Description : Integrated Synthesizer and VCO

GENERAL DESCRIPTION
The ADF4360-8 is an Integrated integer-N Synthesizer and voltage controlled oscillator (VCO).The ADF4360-8 center Frequency is set by external inductors. This allows a Frequency range ofbetween 65 MHz to400 MHz.

FEATURES
Output Frequency range: 65 MHz to 400 MHz
3.0 V to 3.6 V power supply
1.8 V logic compatibility
Integer-N Synthesizer
Programmable output power level
3-wire serial interface
Digital lock detect
Hardware and software power-down mode

APPLICATIONS
System clock generation
Test equipment
Wireless LANs
CATVequipment

Part Name(s) : UAA2068 UAA2068G
Philips
Philips Electronics
Description : Transmit chain and Synthesizer with Integrated VCO for DECT

GENERAL DESCRIPTION
The UAA2068G BiCMOS device integrates a 950 MHz VCO, a Frequency doubler, main and reference dividers and a phase comparator, to implement a phase-locked loop for DECT channel frequencies. The 1.9 GHz signal is buffered and switched, in TX mode, to drive the transmit power amplifier (CGY20xx series) or, in RX mode, to be used as an LO signal for the receiver mixer IC (UAA2078).

FEATURES
• Economical Integrated solution for Frequency generation in DECT cordless telephones
Integrated low phase noise 950 MHz VCO with Frequency doubler
• Local Oscillator (LO) drive (−14 dBm) for RF mixer circuit
• Dedicated DECT PLL Synthesizer
• 3-line serial interface bus
• 3 dBm output preamplifier with an Integrated switch
• Low current consumption from 3 V supply
• Compatible with Philips Semiconductors ABC baseband chip (PCD509x series).

APPLICATIONS
• 1880 to 1920 MHz DECT cordless telephones.

ICST
Integrated Circuit Systems
Description : 720MHZ, LOW JITTER, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL Frequency Synthesizer

GENERAL DESCRIPTION
The ICS84330CI is a general purpose, single output High Frequency Synthesizer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The VCO operates at a Frequency range of 250MHz to 720MHz. The VCO and output Frequency can be programmed using the serial or parallel interfaces to the configuration logic. The output can be configured to divide the VCO Frequency by 1, 2, 4, and 8. Output Frequency steps from 250KHz to 2MHz can be achieved using a 16MHz crystal depending on the output divider setting.

FEATURES
• Fully Integrated PLL, no external loop filter requirements
• 1 differential 3.3V LVPECL output
• Crystal oscillator interface: 10MHz to 25MHz
• Output Frequency range: 31.25MHz to 720MHz
VCO range: 250MHz to 720MHz
• Parallel or serial interface for programming M and N dividers during power-up
• RMS Period jitter: 6ps (maximum)
• Cycle-to-cycle jitter: 40ps (maximum)
• 3.3V supply voltage
• -40°C to 85°C ambient operating temperature
• Pin compatible with the MC12430

Description : 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL Frequency Synthesizer

GENERAL DESCRIPTION
The ICS84329 is a general purpose, single output High Frequency Synthesizer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The VCO operates at a Frequency range of 200MHz to 700MHz. The VCO Frequency is programmed in steps equal to the value of the crystal Frequency divided by 16. The VCO and output Frequency can be programmed using the serial or parallel interfaces to the configuration logic. The output can be configured to divide the VCO Frequency by 1, 2, 4, and 8. Output Frequency steps as small as 125KHz to 1MHz can be achieved using a 16MHz crystal depending on the output dividers.

FEATURES
• Fully Integrated PLL, no external loop filter requirements
• 1 differential 3.3V LVPECL output
• Series resonant crystal oscillator interface
• Output Frequency range: 25MHz to 700MHz
VCO range: 200MHz to 700MHz
• Parallel interface for programming counter and output dividers during power-up
• Serial 3 wire interface
• RMS Period jitter: 5.5ps (maximum)
• Cycle-to-cycle jitter: 35ps (maximum)
• 3.3V supply voltage
• 0°C to 70°C ambient operating temperature
• Lead-Free package fully RoHS compliant
• Pin compatible with the MC12429

Description : 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL Frequency Synthesizer

GENERAL DESCRIPTION
The ICS84329B is a general purpose, single output High Frequency Synthesizer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The VCO operates at a Frequency range of 250MHz to 700MHz. The VCO Frequency is programmed in steps equal to the value of the crystal Frequency divided by 16. The VCO and output Frequency can be programmed using the serial or parallel interfaces to the configuration logic. The output can be configured to divide the VCO Frequency by 1, 2, 4, and 8. Output Frequency steps as small as 125kHz to 1MHz can be achieved using a 16MHz crystal depending on the output dividers.

FEATURES
• Fully Integrated PLL, no external loop filter requirements
• One differential 3.3V LVPECL output
• Parallel resonant crystal oscillator interface
• Output Frequency range: 31.25MHz to 700MHz
VCO range: 250MHz to 700MHz
• Parallel interface for programming counter and output dividers during power-up
• Serial 3 wire interface
• RMS Period jitter: 5.5ps (maximum)
• Cycle-to-cycle jitter: 35ps (maximuml)
• 3.3V supply voltage
• 0°C to 70°C ambient operating temperature
• Available in both standard and lead-free RoHS compliant packages

Description : 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL Frequency Synthesizer

GENERAL DESCRIPTION
The ICS84330 is a general purpose, single output High Frequency Synthesizer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The VCO operates at a Frequency range of 250MHz to 700MHz. The VCO and output Frequency can be programmed using the serial or parallel interfaces to the configuration logic. The output can be configured to divide the VCO Frequency by 1, 2, 4, and 8. Output Frequency steps from 250KHz to 2MHz can be achieved using a 16MHz crystal depending on the output divider setting.

FEATURES
• Fully Integrated PLL, no external loop filter requirements
• 1 differential 3.3V LVPECL output
• Crystal oscillator interface: 10MHz to 25MHz
• Output Frequency range: 25MHz to 700MHz
VCO range: 250MHz to 700MHz
• Parallel or serial interface for programming M and N dividers during power-up
• RMS Period jitter: 5ps (maximum)
• Cycle-to-cycle jitter: 40ps (maximum)
• 3.3V supply voltage
• 0°C to 70°C ambient operating temperature
• Pin compatible with the MC12430
• Lead-Free/Annealed package available
• Industrial temperature information available upon request

Description : 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V DIFFERENTIAL LVPECL Frequency Synthesizer

GENERAL DESCRIPTION
The ICS84330C is a general purpose, single output High Frequency Synthesizer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The VCO operates at a Frequency range of 250MHz to 700MHz. The VCO and output Frequency can be programmed using the serial or parallel interfaces to the configuration logic. The output can be configured to divide the VCO Frequency by 1, 2, 4, and 8. Output Frequency steps from 250KHz to 2MHz can be achieved using a 16MHz crystal depending on the output divider setting.

FEATURES
• Fully Integrated PLL, no external loop filter requirements
• 1 differential 3.3V LVPECL output
• Crystal oscillator interface: 10MHz to 25MHz
• Output Frequency range: 31.25MHz to 700MHz
VCO range: 250MHz to 700MHz
• Parallel or serial interface for programming M and N dividers during power-up
• RMS Period jitter: 5ps (maximum)
• Cycle-to-cycle jitter: 40ps (maximum)
• 3.3V supply voltage
• 0°C to 70°C ambient operating temperature
• Pin compatible with the MC12430
• Lead-Free package available
• Industrial temperature information available upon request

Description : Integrated Synthesizer and VCO

GENERAL DESCRIPTION
The ADF4360-1 is a fully Integrated integer-N Synthesizer and voltage-controlled oscillator (VCO). The ADF4360-1 is designed for a center Frequency of 2250 MHz. In addition, there is a divide-by-2 option available, where by the user gets an RF output of between 1025 MHz and 1225 MHz.

FEATURES
Output Frequency range: 2050 MHz to 2450 MHz
Divide-by-2 output
3.0 V to 3.6 V power supply
1.8 V logic compatibility
Integer-N Synthesizer
Programmable dual-modulus prescaler 8/9, 16/17, 32/33
Programmable output power level
3-wire serial interface
Analogand digital lock detect
Hardware and software power-down mode

APPLICATIONS
Wireless handsets (DECT, GSM,PCS, DCS, WCDMA)
Test equipment
Wireless LANs
CATVequipment

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