Micrel part numbers

Micrel (MIC power and LDO regulators, KSZ Ethernet switches and PHYs, SY clock and timing) was acquired by Microchip Technology in 2015.

Micrel is now Microchip Technology (2015). We quote Micrel parts — current, obsolete and end-of-life — and parts that carry older Micrel markings. See also all Microchip Technology part numbers.

5,038 Micrel heritage part numbers

Part-number families from Micrel, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
SY89296UMG Microchip Technology Time Delays QFN-32(5x5) 2.375V~3.6V-40°C~+85°C
SY89296UMG-TR Microchip Technology Time Delays QFN-32(5x5) 2.375V~3.6V-40°C~+85°C
SY89296UTG Microchip Technology Time Delays TQFP-32(7x7) 2.375V~3.6V-40°C~+85°C
SY89296UTG-TR Microchip Technology Time Delays TQFP-32(7x7) 2.375V~3.6V-40°C~+85°C
SY89297UMH-TR Microchip Technology Time Delays MLF-24(4x4)
SY89307VMG-TR Microchip Technology Pre-Ordered MCUs MLF-8
SY89311UMG-TR Microchip Technology Buffers, Drivers, Receivers, Transceivers MLF-8 2.375V~5.5VUnidirectional
SY89312VMG-TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers MLF-8(2x2) 4GHz3V~3.6V
SY89313VMG-TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers MLF-8(2x2) 4GHz3V~5.5V
SY89316VMG-TR Microchip Technology Buffers, Drivers, Receivers, Transceivers MLF-8(2x2) 4.5V~5.5V, 3V~3.6VUnidirectional
SY89322VMG-TR Microchip Technology Translators, Level Shifters MLF-8 4.5V~5.5V, 3V~3.6VUnidirectional
SY89323LMG-TR Microchip Technology Translators, Level Shifters MLF-8 275Mbps3.3V
SY89325VMG-TR Microchip Technology Translators, Level Shifters MLF-8 1.5Gbps3V~3.6V, 4.5V~5.7V
SY89327LMG-TR Microchip Technology Translators, Level Shifters MLF-8 2.5Gbps3V~3.6V
SY89328LMG-TR Microchip Technology Translators, Level Shifters MLF-8 Unidirectional-40°C~+85°C
SY89329VMG-TR Microchip Technology Translators, Level Shifters MLF-8 Unidirectional-40°C~+85°C
SY89329VMI-TR Microchip Technology Translators, Level Shifters MLF-8(2x2) -40°C~+85°CTTL, CMOS
SY89426JC-TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers PLCC-28(11.5x11.5) External5V
SY89430VZC Microchip Technology Clock Generators, PLLs, Frequency Synthesizers SOIC-28 Three-Wire InterfaceExternal
SY89430VZC-TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers SOIC-28 Three-Wire InterfaceExternal
SY89464UMY Microchip Technology Clock Buffers, Drivers, Distributors QFN-44 2GHz2.375V~3.6V
SY89465UMY-TR Microchip Technology Clock Buffers, Drivers, Distributors QFN-44 2GHz2.375V~2.625V
SY89467UHY Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 2GHz2.375V~3.6V
SY89467UHY-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 2GHz2.375V~3.6V
SY89468UHY Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 1.5GHz2.375V~2.625V
SY89468UHY-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 1.5GHz2.375V~2.625V
SY89473UMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-24-EP(4x4) 3V~3.6V, 2.375V~2.625V-40°C~+85°C
SY89474UMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-24-EP(4x4) 2.375V~2.625V80mA
SY89529LZC-TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers SOIC-28 External3.135V~3.465V
SY89538LHG TR Microchip Technology Clock Generators, PLLs, Frequency Synthesizers TQFP-64-EP(10x10) External3.3V
SY89543LMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89543LMG-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V88mA
SY89543LMI Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V66mA
SY89543LMI-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89544UMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 2.375V~2.625V-40°C~+85°C
SY89544UMG-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 2.375V~2.625V50mA
SY89545LMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V60mA
SY89545LMG-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V44mA
SY89545LMI Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89545LMI-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89546UMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 2.375V~2.625V-40°C~+85°C
SY89547LMG Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89547LMG-TR Microchip Technology Signal Switches, Multiplexers, Decoders QFN-32(5x5) 3V~3.6V-40°C~+85°C
SY89645LK4G Microchip Technology Clock Buffers, Drivers, Distributors TSSOP-20 650MHz3.135V~3.465V
SY89645LK4G-TR Microchip Technology Clock Buffers, Drivers, Distributors TSSOP-20 650MHz3.135V~3.465V
SY897132LKG Microchip Technology Application Specific Clock/Timing TSSOP-28
SY897132LKG-TR Microchip Technology Application Specific Clock/Timing TSSOP-28
SY89809ALTZ Microchip Technology Clock Buffers, Drivers, Distributors TQFP-32(7x7) 750MHz3V~3.6V
SY89809ALTZ-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-32(7x7) 750MHz3V~3.6V
SY89823LHI-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 3.15V~3.45V-40°C~+85°C
SY89825UHY-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 2GHz2.37V~3.6V
SY89826LHY Microchip Technology Clock Buffers, Drivers, Distributors HTQFP-64(10x10) 1GHz3V~3.6V
SY89828LHY-TR Microchip Technology Clock Buffers, Drivers, Distributors TQFP-64-EP(10x10) 1GHz3V~3.6V
SY89830UK4G Microchip Technology Clock Buffers, Drivers, Distributors TSSOP-16 2.5GHz2.375V~5.5V
SY89830UK4G-TR Microchip Technology Clock Buffers, Drivers, Distributors TSSOP-16 2.5GHz2.375V~5.5V
SY89830UK4I-TR Microchip Technology Clock Buffers, Drivers, Distributors TSSOP-16 2.5GHz2.5V, 3.3V, 5V
SY89831UMG Microchip Technology Clock Buffers, Drivers, Distributors MLF-16 2GHz2.375V~3.6V
SY89831UMG-TR Microchip Technology Clock Buffers, Drivers, Distributors MLF-16 2GHz2.375V~3.6V
SY89831UMI-TR Microchip Technology Clock Buffers, Drivers, Distributors MLF-16(3x3) 2.5GHz3V~3.6V, 2.375V~2.625V
SY89832UMG Microchip Technology Clock Buffers, Drivers QFN-16-EP(3x3) 2.5GHz2.375V~2.625V

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Frequently asked questions

Is Micrel still in business?

Micrel (MIC power and LDO regulators, KSZ Ethernet switches and PHYs, SY clock and timing) was acquired by Microchip Technology in 2015.

Can I still buy Micrel parts?

Yes. PartnerSemi quotes Micrel part numbers, including obsolete and end-of-life parts and parts with old Micrel markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized Micrel or Microchip Technology distributor.

PartnerSemi is not affiliated with Micrel or Microchip Technology. Brand names are used to identify parts only.