What are Clock Generators, PLLs, Frequency Synthesizers ?
Clock Generators, PLLs, Frequency Synthesizers are integrated circuits that generate clock signals to synchronize operations in electronic devices. They are commonly used in applications like wireless communication, RF signal processing, and electronic assembly. Important specifications for selection include Frequency, which determines the operational speed; Input, which affects compatibility with existing systems; and Output, which ensures proper signal integrity. Sourcing teams should validate lifecycle status and consider alternate-source options to mitigate supply chain risks.
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| Part & Mfr | Differential | Divider | Frequency | Input | Mounting Type | Number of Circuits | Operating Temperature | Output | PLL | Ratio | Supplier Device Package | Type | Voltage | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Renesas
|
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No/No | No/No | 15MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 28MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 75MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 48MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 75MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 75MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
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No/No | No/No | 48MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
|
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No/No | No/No | 75MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
|
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No/No | No/No | 48MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 1:1 | 8-SOIC | Spread Spectrum Clock Generator | 3.135V ~ 5.5V | |
Renesas
|
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No/No | No/Yes | 80MHz | Clock | Surface Mount | 1 | 0°C ~ 70°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Zero Delay Buffer | 3.15V ~ 5.5V | |
Renesas
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No/No | Yes/No | 270MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes | 2:3 | 16-TSSOP | Clock Generator | 3V ~ 3.6V | |
|
Renesas
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
Renesas
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No/No | No/No | 36MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C | LVCMOS | No | 2:1 | 8-SOIC | Voltage Controlled Crystal Oscillator (VCXO) | 3.135V ~ 3.465V | |
Renesas
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No/No | No/Yes | 200MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes with Bypass | 1:2 | 8-SOIC | Clock Generator | 3V ~ 5.5V | |
Renesas
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No/No | Yes/No | 160MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes with Bypass | 1:2 | 28-QSOP | Clock Generator, Fanout Distribution | 3V ~ 5.5V | |
Renesas
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Yes/No | Yes/Yes | 160MHz | PECL | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:2 | 28-QSOP | Fanout Buffer (Distribution), Zero Delay Buffer | 3.135V ~ 3.465V | |
Renesas
|
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No/No | Yes/Yes | 160MHz | CMOS | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes | 1:2 | 8-SOIC | Fanout Buffer (Distribution), Zero Delay Buffer | 3V ~ 5.5V | |
Renesas
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No/No | Yes/No | 200MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 2:4 | 16-TSSOP | Fanout Distribution, Multiplexer, Zero Delay Buffer | 3V ~ 5.5V | |
|
Skyworks Solutions
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
Renesas
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No/No | No/Yes | 156MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 2:2 | 16-TSSOP | Clock/Frequency Synthesizer | 3V ~ 5.5V | |
Renesas
|
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No/No | No/Yes | 156MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | CMOS | Yes with Bypass | 2:2 | 16-TSSOP | Clock/Frequency Synthesizer | 3V ~ 5.5V | |
Renesas
|
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No/No | Yes/No | 120MHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 1:1 | 8-SOIC | Phase Lock Loop (PLL) | 3.13V ~ 5.5V | |
Microchip Technology
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No/Yes | Yes/No | 950MHz | Crystal | Surface Mount | 1 | 0°C ~ 75°C | PECL | Yes | 1:1 | 28-PLCC (11.48x11.48) | Frequency Synthesizer | 3.135V ~ 5.25V | |
Microchip Technology
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No/Yes | Yes/No | 950MHz | Crystal | Surface Mount | 1 | 0°C ~ 75°C | PECL | Yes | 1:1 | 28-PLCC (11.48x11.48) | Frequency Synthesizer | 3.135V ~ 5.25V | |
Microchip Technology
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No/Yes | Yes/No | 950MHz | Crystal | Surface Mount | 1 | 0°C ~ 75°C | PECL | Yes | 1:1 | 28-SOIC | Frequency Synthesizer | 3.135V ~ 5.25V | |
Microchip Technology
|
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No/Yes | Yes/No | 950MHz | Crystal | Surface Mount | 1 | 0°C ~ 75°C | PECL | Yes | 1:1 | 28-SOIC | Frequency Synthesizer | 3.135V ~ 5.25V | |
Microchip Technology
|
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No/Yes | Yes/No | 500MHz | Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVPECL | Yes | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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No/Yes | Yes/No | 500MHz | Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVPECL | Yes | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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No/Yes | Yes/No | 500MHz | Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Renesas
|
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- | - | - | - | Surface Mount | - | - | - | - | - | 16-QSOP | - | - | |
Microchip Technology
|
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Price and Stock
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No/Yes | Yes/No | 500MHz | Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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Price and Stock
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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Price on request
Price and Stock
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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Price on request
Price and Stock
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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Price and Stock
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 3V ~ 3.6V | |
Microchip Technology
|
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Price and Stock
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | HSTL, LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 1.6V ~ 3.6V | |
Microchip Technology
|
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Yes/Yes | Yes/No | 500MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL | Surface Mount | 1 | 0°C ~ 85°C | HSTL, LVPECL | Yes with Bypass | 1:13 | 64-TQFP-EP (10x10) | Clock/Frequency Synthesizer | 1.6V ~ 3.6V | |
Microchip Technology
|
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Yes/Yes | Yes/No | 756MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL, Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes | 3:7 | 64-TQFP-EP (10x10) | Clock Synthesizer/Fanout Buffer | 2.375V ~ 3.6V | |
Infineon Technologies
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- | - | - | - | Surface Mount | - | - | - | - | - | 8-SOIC | - | - | |
Microchip Technology
|
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Yes/Yes | Yes/No | 756MHz | CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL, Crystal | Surface Mount | 1 | 0°C ~ 85°C | LVDS, LVPECL | Yes | 3:7 | 64-TQFP-EP (10x10) | Clock Synthesizer/Fanout Buffer | 2.375V ~ 3.6V | |
Texas Instruments
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No/Yes | Yes/No | 100MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
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No/Yes | Yes/No | 106.25MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
|
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No/Yes | Yes/No | 125MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
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No/Yes | Yes/No | 156.25MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
|
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No/Yes | Yes/No | 212.5MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
|
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No/Yes | Yes/No | 250MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
|
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No/Yes | Yes/No | 312.5MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
Texas Instruments
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Yes/Yes | No/No | 220MHz | SSTL-2 | Surface Mount | 1 | -40°C ~ 85°C | SSTL-2 | Yes with Bypass | 2:11 | 56-BGA Microstar Junior (7x4.5) | PLL Clock Driver | 2.3V ~ 2.7V | |
Infineon Technologies
|
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No/No | Yes/No | 200MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | LVCMOS | Yes | 1:3 | 8-SOIC | Fanout Distribution, Multiplexer, Spread Spectrum Clock Generator | 3.14V ~ 3.47V | |
Infineon Technologies
|
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Price on request
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No/No | Yes/No | 200MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 70°C | LVCMOS | Yes | 1:3 | 8-SOIC | Fanout Distribution, Multiplexer, Spread Spectrum Clock Generator | 3.14V ~ 3.47V |
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