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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NXP Semiconductors
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Yes/No | Yes/No | 2.5GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 2:3 | 20-TSSOP | Fractional N Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
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Yes/Yes | No/Yes | 675MHz | Clock | Surface Mount | 1 | -20°C ~ 85°C | CML | Yes | 3:4 | 99-CBGA (11x11) | Clock Generator | 3.135V ~ 3.465V | |
Skyworks Solutions
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No/No | Yes/No | 1.99GHz | Clock | Surface Mount | 1 | -20°C ~ 70°C | Clock | Yes | 1:1 | 28-QFN (5x5) | Frequency Synthesizer | 2.7V ~ 2.9V | |
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Skyworks Solutions
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
Silicon Labs
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No/No | Yes/No | 1.8GHz | Crystal | Surface Mount | 1 | -20°C ~ 85°C | Clock | Yes | 1:2 | 28-QFN (5x5) | Frequency Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
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No/No | Yes/No | 2.5GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:3 | 28-QFN (5x5) | Frequency Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
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No/No | Yes/No | 2.5GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:3 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
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Yes/Yes | Yes/Yes | 693MHz | LVTTL | Surface Mount | 1 | -20°C ~ 85°C | CML | Yes | 1:1 | 63-CBGA (9x9) | Clock Multiplier | 3.135V ~ 3.465V | |
Skyworks Solutions
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No/No | Yes/No | 2.3GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:2 | 28-QFN (5x5) | Frequency Synthesizer | 2.7V ~ 3.6V | |
Infineon Technologies
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- | - | - | - | Surface Mount | - | - | - | - | - | 8-SOIC | - | - | |
Skyworks Solutions
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No/No | Yes/No | 2.5GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:3 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
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Yes/Yes | Yes/Yes | 668MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CML | Yes with Bypass | 1:2 | 20-MLP (4x4) | Clock Multiplier | 2.375V ~ 2.625V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS | No | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS | No | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
|
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
|
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
|
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Price on request
Price and Stock
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No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
|
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Price on request
Price and Stock
on Request |
No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
|
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Price on request
Price and Stock
on Request |
No/No | Yes/No | 110MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS, TTL | Yes | 1:1 | 8-SOIC | Clock Generator | 4.5V ~ 5.5V | |
On Semiconductor
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No/No | No/No | 14MHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | 3-State | No | 1:2 | 16-TSSOP | Phase Lock Loop (PLL) | 2V ~ 6V | |
|
Skyworks Solutions
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
On Semiconductor
|
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No/No | No/No | 14MHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | 3-State | No | 1:2 | 16-SOIC | Phase Lock Loop (PLL) | 2V ~ 6V | |
On Semiconductor
|
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No/No | No/No | 14MHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | 3-State | No | 1:2 | 16-SOIC | Phase Lock Loop (PLL) | 2V ~ 6V | |
Skyworks Solutions
|
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Price on request
Price and Stock
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No/No | Yes/No | 1GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:1 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Silicon Labs
|
Send RFQ |
Price on request
Price and Stock
on Request |
No/No | Yes/No | 1.8GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:1 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Silicon Labs
|
Send RFQ |
Price on request
Price and Stock
on Request |
No/No | Yes/No | 1.8GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:2 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Skyworks Solutions
|
Send RFQ |
Price on request
Price and Stock
on Request |
No/No | Yes/No | 2.5GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:2 | 24-TSSOP | Frequency Synthesizer | 2.7V ~ 3.6V | |
Infineon Technologies
|
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- | - | - | - | Surface Mount | - | - | - | - | - | 20-SSOP | - | - | |
Analog Devices / Maxim Integrated
|
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Yes/No | No/Yes | 4GHz | CMOS | Surface Mount | - | - | Clock | Yes | 2:1 | 20-LFCSP (4x4) | Fractional N Synthesizer (RF) | 2.7V ~ 3.3V | |
Analog Devices / Maxim Integrated
|
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Price and Stock
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Yes/No | No/Yes | 4GHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 2:1 | 20-LFCSP (4x4) | Fractional N Synthesizer (RF) | 2.7V ~ 3.3V | |
Analog Devices / Maxim Integrated
|
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No/No | Yes/No | 400MHz | CMOS | Surface Mount | - | - | Clock | Yes | 1:2 | 24-LFCSP (4x4) | Fanout Distribution, Integer N Synthesizer (RF) | 3V ~ 3.6V | |
Analog Devices / Maxim Integrated
|
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Yes/Yes | No/No | 155.52MHz | CMOS, ECL, PECL, TTL | Surface Mount | 1 | -40°C ~ 85°C | ECL, PECL | Yes | 2:1 | 16-SOIC | Clock/Frequency Synthesizer | 4.5V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
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Yes/No | No/No | 3GHz | CMOS | Surface Mount | - | - | Clock | Yes | 3:1 | 20-LFCSP (4x4) | Clock/Frequency Synthesizer (RF/IF) | 2.7V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
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Price on request
Price and Stock
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Yes/No | No/Yes | 4GHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 2:1 | 16-TSSOP | Fractional N Synthesizer (RF) | 2.7V ~ 3.3V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request |
No/No | Yes/No | 400MHz | CMOS | Surface Mount | - | - | Clock | Yes | 1:2 | 24-LFCSP (4x4) | Fanout Distribution, Integer N Synthesizer (RF) | 3V ~ 3.6V | |
Analog Devices / Maxim Integrated
|
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Price on request
Price and Stock
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Yes/No | No/No | 3GHz | CMOS | Surface Mount | - | - | Clock | Yes | 3:1 | 20-LFCSP (4x4) | Clock/Frequency Synthesizer (RF/IF) | 2.7V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request |
Yes/No | No/Yes | 4GHz | CMOS | Surface Mount | - | - | Clock | Yes | 2:1 | 20-LFCSP (4x4) | Fractional N Synthesizer (RF) | 2.7V ~ 3.3V | |
|
Renesas
|
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Analog Devices / Maxim Integrated
|
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Price on request
Price and Stock
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Yes/No | Yes/No | 7.5GHz | CMOS | Surface Mount | - | - | Clock | Yes | 2:1 | 20-LFCSP (4x4) | Clock/Frequency Synthesizer (RF) | 2.7V ~ 3.3V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request |
Yes/No | No/No | 3GHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 3:1 | 20-TSSOP | Clock/Frequency Synthesizer (RF/IF) | 2.7V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request |
Yes/No | Yes/No | 1.2GHz | CMOS | Surface Mount | - | - | Clock | Yes | 3:1 | 20-TSSOP | Clock/Frequency Synthesizer (RF/IF) | 2.7V ~ 5.5V | |
Skyworks Solutions
|
Send RFQ |
Price on request
Price and Stock
on Request |
No/No | Yes/No | 2.3GHz | Crystal | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:2 | 28-QFN (5x5) | Frequency Synthesizer | 2.7V ~ 3.6V |
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