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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Infineon Technologies
|
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No/No | Yes/Yes | 32MHz | Clock, Crystal, Resonator | Surface Mount | 1 | 0°C ~ 70°C | Clock | Yes | 1:1 | 8-TSSOP | Clock/Frequency Synthesizer, Frequency Modulator, Spread Spectrum Clock Generator | 2.97V ~ 3.63V | |
Infineon Technologies
|
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No/No | Yes/Yes | 32MHz | Clock, Crystal, Resonator | Surface Mount | 1 | 0°C ~ 70°C | Clock | Yes | 1:1 | 8-TSSOP | Clock/Frequency Synthesizer, Frequency Modulator, Spread Spectrum Clock Generator | 2.97V ~ 3.63V | |
Infineon Technologies
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No/No | Yes/No | 200MHz | LVCMOS | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 4:11 | 32-TQFP (7x7) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 3.465V | |
Infineon Technologies
|
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No/No | Yes/No | 200MHz | LVCMOS | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 4:11 | 32-TQFP (7x7) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 3.465V | |
|
Infineon Technologies
|
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No/No | Yes/No | 125MHz | LVPECL | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 3:8 | 32-TQFP (7x7) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 3.135V ~ 3.465V | |
Infineon Technologies
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No/No | Yes/No | 125MHz | LVPECL | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 3:8 | 32-TQFP (7x7) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 3.135V ~ 3.465V | |
Infineon Technologies
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No/No | Yes/No | 200MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 3:12 | 52-TQFP (10x10) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 3.465V | |
Infineon Technologies
|
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No/No | Yes/No | 200MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 3:12 | 52-TQFP (10x10) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 3.465V | |
Analog Devices / Maxim Integrated
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Yes/Yes | Yes/No | 2.65GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | CMOS, LVDS, LVPECL | Yes | 1:12 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
STMicroelectronics
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No/No | No/No | 1.4MHz | CMOS | Through Hole | 1 | -55°C ~ 125°C | CMOS | Yes | 2:1 | 16-DIP | Phase Lock Loop (PLL) | 3V ~ 20V | |
STMicroelectronics
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No/No | No/No | 1.4MHz | CMOS | Surface Mount | 1 | -55°C ~ 125°C | CMOS | Yes | 2:1 | 16-SO | Phase Lock Loop (PLL) | 3V ~ 20V | |
STMicroelectronics
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No/No | Yes/No | 4.4GHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock, Crystal | Yes | 3:2 | 28-VFQFPN (5x5) | Frequency Synthesizer (RF) | 3V ~ 3.6V | |
STMicroelectronics
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No/No | Yes/No | 4.4GHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock, Crystal | Yes | 3:2 | 28-VFQFPN (5x5) | Frequency Synthesizer (RF) | 3V ~ 3.6V | |
|
Infineon Technologies
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- | - | 100MHz | - | Surface Mount | - | - | - | - | - | 16-SOIC | PLL Clock Generator | 4.5V ~ 5.5V | |
STMicroelectronics
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No/No | Yes/No | 290MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock, Crystal | Yes | 3:1 | 28-SO | PLL Frequency Synthesizer | 4.5V ~ 11V | |
STMicroelectronics
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No/No | Yes/No | 290MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock, Crystal | Yes | 3:1 | 28-SO | PLL Frequency Synthesizer | 4.5V ~ 11V | |
STMicroelectronics
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No/No | Yes/No | 290MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock, Crystal | Yes | 3:1 | 20-SO | PLL Frequency Synthesizer | 4.5V ~ 11V | |
Microchip Technology
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Yes/Yes | Yes/No | 1GHz | CML, LVDS, PECL | Surface Mount | 1 | -40°C ~ 85°C | LVDS | No | 1:1 | 16-QFN (3x3) | Clock Divider | 2.375V ~ 2.625V | |
Analog Devices / Maxim Integrated
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Yes/Yes | Yes/Yes | 750MHz | Clock | Surface Mount | - | - | CMOS, HSTL | Yes | 2:2 | 64-LFCSP-VQ (9x9) | Clock Synchronizer, Multiplexer, Network Clock Generator | 1.71V ~ 1.89V | |
|
Infineon Technologies
|
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- | - | 80MHz | - | Surface Mount | - | - | - | - | - | 16-SOIC | PLL Clock Generator | 3V ~ 3.6V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.33GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | CMOS, LVDS, LVPECL | Yes | 1:12 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.25GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | CMOS, LVDS, LVPECL | Yes | 1:12 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.65GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | CMOS, LVDS, LVPECL | Yes | 1:12 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 1.8GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.65GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.95GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 670MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | No | 2:2 | 32-TQFN (5x5) | Clock Generator | 3.3V, 5V | |
|
Renesas
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 670MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | No | 2:2 | 32-TQFN (5x5) | Clock Generator | 3.3V, 5V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.65GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.33GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Price and Stock
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Yes/Yes | Yes/No | 2.33GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | Yes/No | 2.25GHz | CMOS, LVDS, LVPECL | Surface Mount | - | - | LVPECL | Yes | 1:6 | 48-LFCSP-VQ (7x7) | Clock Generator, Fanout Distribution | 3.135V ~ 3.465V | |
Cirrus Logic Inc.
|
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No/No | Yes/No | 75MHz | Clock | Surface Mount | 1 | -10°C ~ 70°C | Clock | Yes | 1:2 | 10-MSOP | Fanout Distribution, Fractional N Synthesizer | 3.1V ~ 3.5V | |
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 6.176MHz | Clock | Through Hole | 1 | -40°C ~ 85°C | Clock | Yes | 1:2 | 8-PDIP | Clock Rate Adapter | 3.135V ~ 5.25V | |
|
Infineon Technologies
|
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- | - | 80MHz | - | Surface Mount | - | - | - | - | - | 16-SOIC | PLL Clock Generator | 3V ~ 3.6V | |
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 133MHz | Clock | Surface Mount | 1 | 0°C ~ 70°C | Clock | No | 1:2 | 8-SOIC | Frequency Synthesizer | 4.75V ~ 5.25V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 34MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Spread Spectrum Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 2:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
Analog Devices / Maxim Integrated
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | - | -40°C ~ 125°C | Clock | No | 1:1 | 6-TDFN (3x3) | Clock Generator | 3V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | 1 | -40°C ~ 125°C | Clock | No | 1:1 | 8-uMAX/uSOP | Spread Spectrum Clock Generator | 3V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 16.6MHz | Clock | Surface Mount | 1 | -20°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
Renesas
|
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 16.6MHz | Clock | Surface Mount | 1 | -20°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 2:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 3.6864MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 2:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 24.576MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
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No/No | Yes/No | - | Clock | Surface Mount | 1 | -20°C ~ 85°C | Clock | No | 1:1 | 8-uMAX/uSOP | Clock Generator | 2.7V ~ 3.6V | |
|
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 66.6MHz | Clock | Surface Mount | 1 | -40°C ~ 125°C | Clock | No | 1:1 | 8-uMAX/uSOP | Spread Spectrum Clock Generator | 3V ~ 3.6V |
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