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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Texas Instruments
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Yes/No | No/No | 36.87MHz | TTL | Surface Mount | 1 | -25°C ~ 85°C | CMOS | Yes | 1:6 | 20-SSOP | PLL Multi-Clock Generator | 3.3V, 5V | |
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Texas Instruments
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No/No | Yes/No | 36.87MHz | CMOS, Crystal | Surface Mount | 1 | -25°C ~ 85°C | CMOS | Yes | 1:6 | 20-SSOP | PLL Multi-Clock Generator | 2.7V ~ 3.6V | |
|
Texas Instruments
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No/No | Yes/No | 36.87MHz | CMOS, Crystal | Surface Mount | 1 | -25°C ~ 85°C | CMOS | Yes | 1:6 | 20-SSOP | PLL Multi-Clock Generator | 2.7V ~ 3.6V | |
Texas Instruments
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Yes/Yes | Yes/Yes | 400MHz | LVDS | Surface Mount | 1 | -40°C ~ 85°C | LVDS, LVTTL | Yes | 1:2 | 28-TSSOP | PLL Frequency Multiplier | 3V ~ 3.6V | |
Texas Instruments
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No/No | Yes/No | 2GHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 2:1 | 16-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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No/No | Yes/No | 110MHz | CMOS | Surface Mount | 1 | -20°C ~ 75°C | CMOS | Yes | 2:1 | 14-TSSOP | Phase Lock Loop (PLL) | 2.85V ~ 5.25V | |
Texas Instruments
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No/No | Yes/No | 2.4MHz | CMOS | Surface Mount | 1 | -55°C ~ 125°C | CMOS | Yes | 1:1 | 16-SO | Phase Lock Loop (PLL) | 3V ~ 18V | |
Texas Instruments
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Yes/Yes | No/No | - | ECL, PECL | Surface Mount | 1 | -40°C ~ 85°C | ECL, PECL | Yes | 1:2 | 28-TSSOP | Phase Lock Loop (PLL) | 4.5V ~ 5.5V | |
Texas Instruments
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Yes/Yes | Yes/No | 1.57GHz | LVCMOS, LVDS, LVPECL | Surface Mount | 1 | -40°C ~ 85°C | LVDS, LVPECL | No | 1:8 | 48-WQFN (7x7) | Clock Conditioner | 3.15V ~ 3.45V | |
Texas Instruments
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No/No | Yes/No | 2.8GHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:1 | 16-TSSOP | PLL Frequency Synthesizer | 2.3V ~ 5.5V | |
Texas Instruments
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No/No | Yes/No | 1.2GHz, 510MHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:1 | 20-TCSP (3.5x3.5) | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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No/No | Yes/No | 1.2GHz, 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 | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 2:1 | 16-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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Yes/No | Yes/Yes | 2.5GHz, 550MHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:3 | 24-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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Yes/No | Yes/No | 2.6GHz, 250MHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:3 | 24-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
Texas Instruments
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Yes/No | Yes/Yes | 4.5GHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 3:2 | 24-WQFN (4x4) | PLL Frequency Synthesizer, Delta Sigma | 2.5V ~ 3.6V | |
Texas Instruments
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Yes/No | Yes/Yes | 7.5GHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 3:2 | 24-WQFN (4x4) | PLL Frequency Synthesizer, Delta Sigma | 2.5V ~ 3.6V | |
Texas Instruments
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Yes/No | Yes/Yes | 6GHz | CMOS | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 3:2 | 24-WQFN (4x4) | PLL Frequency Synthesizer, Delta Sigma | 2.5V ~ 3.6V | |
Texas Instruments
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No/No | Yes/No | 1.51GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | Yes/No | 1.636GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | Yes/No | 1.77GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | No/No | 175MHz | LVTTL | Surface Mount | 1 | 0°C ~ 85°C | LVTTL | Yes with Bypass | 2:10 | 24-TSSOP | PLL Clock Driver | 3V ~ 3.6V | |
Texas Instruments
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No/No | Yes/No | 1.84GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | Yes/No | 2.028GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | Yes/No | 2.274GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | Yes/No | 2.4GHz | Clock | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes | 2:2 | 36-WQFN (6x6) | Frequency Synthesizer (RF) | 2.8V ~ 3.2V | |
Texas Instruments
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No/No | No/No | 38MHz | CMOS | Surface Mount | 1 | -55°C ~ 125°C | CMOS | Yes | 1:4 | 16-TSSOP | Phase Lock Loop (PLL) | 2V ~ 6V | |
Texas Instruments
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No/No | No/No | 38MHz | CMOS | Surface Mount | 1 | -55°C ~ 125°C | CMOS | Yes | 1:2 | 16-SOIC | Phase Lock Loop (PLL) | 4.5V ~ 5.5V | |
Texas Instruments
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No/No | No/No | 125MHz | LVTTL | Surface Mount | 1 | 0°C ~ 70°C | LVTTL | Yes with Bypass | 1:9 | 24-TSSOP | PLL Clock Driver | 3V ~ 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 | 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 | 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 | 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 | 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 | 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 | 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 | 156.25MHz | LVCMOS, Crystal | Surface Mount | 1 | -40°C ~ 85°C | LVPECL | Yes | 1:1 | 24-VQFN (4x4) | Clock Generator | 3V ~ 3.6V | |
NXP Semiconductors
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No/No | Yes/Yes | 70MHz | TTL | Surface Mount | 1 | 0°C ~ 70°C | CMOS, TTL | Yes | 3:8 | 28-PLCC (11.51x11.51) | Clock Driver, Fanout Distribution, Multiplexer | 4.75V ~ 5.25V | |
Texas Instruments
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No/No | Yes/No | 2GHz, 1.1GHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:1 | 24-CSP (4.5x3.5) | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
NXP Semiconductors
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No/No | Yes/Yes | 160MHz | TTL | Surface Mount | 1 | 0°C ~ 70°C | CMOS, TTL | Yes | 3:8 | 28-PLCC (11.51x11.51) | Clock Driver, Fanout Distribution, Multiplexer | 4.75V ~ 5.25V | |
Texas Instruments
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No/Yes | Yes/No | 133MHz | Clock, Crystal | Surface Mount | 1 | 0°C ~ 85°C | CMOS, HSCL | Yes with Bypass | 1:20 | 48-TSSOP | Clock/Frequency Synthesizer | 3.135V ~ 3.465V | |
|
Cypress Semiconductor
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
Texas Instruments
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Yes/Yes | No/No | - | ECL, PECL | Surface Mount | 1 | -40°C ~ 85°C | ECL, PECL | Yes | 1:2 | 28-TSSOP | Phase Lock Loop (PLL) | 4.5V ~ 5.5V | |
Texas Instruments
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Yes/No | Yes/Yes | 2.5GHz, 550MHz | CMOS, TTL | Surface Mount | 1 | -40°C ~ 85°C | CMOS | Yes with Bypass | 3:3 | 24-TSSOP | PLL Frequency Synthesizer | 2.7V ~ 5.5V | |
NXP Semiconductors
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Yes/No | Yes/No | 200MHz | LVCMOS, LVPECL | Surface Mount | 1 | -40°C ~ 85°C | LVCMOS | Yes with Bypass | 2:9 | 32-TQFP (7x7) | Clock Generator, Fanout Distribution, Multiplexer, Zero Delay Buffer | 2.375V ~ 3.465V | |
Texas Instruments
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Yes/Yes | No/No | 140MHz | LVTTL, SSTL-2 | Surface Mount | 1 | -40°C ~ 85°C | SSTL-2 | Yes with Bypass | 1:11 | 48-TSSOP | PLL Clock Driver | 2.3V ~ 2.7V | |
Texas Instruments
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Yes/Yes | No/No | 200MHz | Clock | Surface Mount | 1 | 0°C ~ 85°C | Clock | Yes with Bypass | 1:10 | 48-TSSOP | PLL Clock Driver | 2.3V ~ 2.7V |
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