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 | |||
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Cypress Semiconductor
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No/Yes | Yes/No | 200MHz | LVTTL, Crystal | Surface Mount | 2 | 0°C ~ 70°C (TA) | Clock | Yes | 1:6 | 48-SSOP | Clock Synthesizer | 3.135V ~ 3.465V | |
Cypress Semiconductor
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No/No | Yes/No | 200MHz | LVCMOS, LVTTL | Surface Mount | 1 | 0°C ~ 70°C (TA) | LVCMOS | Yes | 2:12 | 28-SSOP | Fanout Buffer (Distribution), Zero Delay Buffer | 2.375V ~ 2.625V, 3.135V ~ 3.465V | |
Texas Instruments
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Renesas
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Renesas
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NXP Semiconductors
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Renesas
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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No/No | No/No | 16MHz | - | Surface Mount | 2 | 0°C ~ 70°C (TA) | Clock | Yes | 1:25 | 48-TSSOP | Spread Spectrum Clock Generator | 2.375V ~ 2.625V, 3.135V ~ 3.465V | |
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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No/No | Yes/No | 14.318MHz, 24MHz, 48MHz | Clock | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | Yes | 1:26 | 48-SSOP | Spread Spectrum Clock Generator | 2.375V ~ 2.625V, 3.135V ~ 3.465V | |
Cypress Semiconductor
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Cypress Semiconductor
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No/Yes | No/No | 200MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | No | 1:8 | 48-SSOP | Clock Generator | 3.135V ~ 3.465V | |
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Cypress Semiconductor
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Renesas
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Texas Instruments
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Texas Instruments
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Cypress Semiconductor
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No/No | Yes/No | 140MHz | LVCMOS, LVTTL | Surface Mount | 1 | -40°C ~ 85°C (TA) | LVCMOS | Yes with Bypass | 1:8 | 16-SOIC | Clock Buffer, Zero Delay Buffer | 3V ~ 3.6V | |
Cypress Semiconductor
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No/No | Yes/No | 140MHz | LVCMOS, LVTTL | Surface Mount | 1 | -40°C ~ 85°C (TA) | LVCMOS | Yes with Bypass | 1:8 | 16-SOIC | Clock Buffer, Zero Delay Buffer | 3V ~ 3.6V | |
Cypress Semiconductor
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No/No | No/No | 166.7MHz | LVCMOS, LVTTL, Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | LVCMOS | Yes with Bypass | 3:4 | 16-TSSOP | Zero Delay Buffer | 2.375V ~ 2.625V, 3.135V ~ 3.465V | |
Renesas
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No/No | No/Yes | 200MHz | Clock, Crystal | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 1:8 | 20-QSOP | Clock Generator, Fanout Distribution | 3V ~ 5.5V | |
Harris Semiconductor
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No/No | No/No | 400kHz | CMOS | Through Hole | 1 | -55°C ~ 125°C (TA) | CMOS | Yes | 4:4 | 16-CERDIP | Phase Lock Loop (PLL) | 2V ~ 6V | |
Cypress Semiconductor
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No/Yes | Yes/No | 14.318MHz, 24MHz, 48MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | Yes | 1:27 | 56-SSOP | Clock Synthesizer, Driver | 3.135V ~ 3.465V | |
Cypress Semiconductor
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Cypress Semiconductor
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No/Yes | No/Yes | 400MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | LVPECL | Yes | 1:2 | 16-TSSOP | Clock Generator, Fanout Distribution | 3V ~ 3.6V | |
Texas Instruments
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No/No | Yes/No | 2.5GHz, 510MHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:1 | 20-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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No/No | Yes/No | 2.5GHz, 510MHz | CMOS, TTL | Surface Mount | - | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:1 | 20-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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Cypress Semiconductor
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No/No | Yes/No | 133.3MHz | Clock | Surface Mount | 1 | -40°C ~ 85°C (TA) | Clock | Yes with Bypass | 2:4 | 16-TSSOP | Zero Delay Buffer | 3V ~ 3.6V | |
Cypress Semiconductor
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No/No | Yes/No | 200MHz | LVCMOS | Surface Mount | 1 | -40°C ~ 85°C (TA) | LVCMOS | Yes with Bypass | 2:14 | 52-TQFP (10x10) | Fanout Distribution, Zero Delay Buffer | 2.375V ~ 3.465V | |
Cypress Semiconductor
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Cypress Semiconductor
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Standard Microsystems
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Cypress Semiconductor
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Cypress Semiconductor
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No/No | Yes/No | 66.66MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | Yes | 1:15 | 28-SOIC | Clock Synthesizer | 3.135V ~ 3.6V, 4.5V ~ 5.5V | |
Cypress Semiconductor
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No/Yes | No/No | 200MHz | Crystal | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | No | 1:8 | 48-TSSOP II | Clock Generator | 3.135V ~ 3.465V | |
Cypress Semiconductor
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Cypress Semiconductor
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No/No | Yes/No | 14.318MHz | Clock, LVTTL | Surface Mount | 1 | 0°C ~ 70°C (TA) | Clock | Yes with Bypass | 1:21 | 48-TSSOP | Clock Driver, Clock Synthesizer, Spread Spectrum Clock Generator | 2.85V ~ 3.465V, 3.135V ~ 3.465V | |
Spansion
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No/No | Yes/No | 1.2GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | Clock | Yes | 1:1 | 16-SSOP | Clock/Frequency Synthesizer, Prescaler | 2.4V ~ 3.6V | |
Cypress Semiconductor
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No/No | Yes/No | 200MHz | LVCMOS, LVPECL | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 4:12 | 52-TQFP (10x10) | Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 2.625V, 3.135V ~ 3.465V | |
Cypress Semiconductor
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No/No | Yes/No | 200MHz | LVCMOS, LVTTL | Surface Mount | 1 | 0°C ~ 70°C (TA) | LVTTL | Yes | 2:8 | 32-TQFP (7x7) | Zero Delay Buffer | 2.25V ~ 2.75V, 2.97V ~ 3.63V | |
Texas Instruments
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No/No | No/No | 125MHz | TTL | Surface Mount | 4 | 0°C ~ 70°C | TTL | No | 1:4 | 28-PLCC (11.43x11.43) | Clock Driver | 4.5V ~ 5.5V | |
Texas Instruments
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No/No | No/No | 125MHz | TTL | Surface Mount | 4 | 0°C ~ 70°C | TTL | No | 1:4 | 28-PLCC (11.43x11.43) | Clock Driver | 4.5V ~ 5.5V |
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