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Our Company and CultureOur people are the backbone of our business. We credit our success and endurance to our customer-centric approach, and to the character of our people.

SEIKO

Manufacturers

SEIKO

SEIKO Holdings Corporation is renowned for its precision instruments and electronics, providing innovative solutions in timekeeping and measurement. With over 140 years of expertise, SEIKO’s products drive accuracy and reliability.

Categories

AC-DC Converters

Aluminum Electrolytic Capacitors

Application Specific

Battery Management

Capacitor Arrays

Capacitors

Ceramic Capacitors

Circuit Protection

Clock and Timing

Clock Buffers, Drivers

Clock Generators, PLLs, Frequency Synthesizers

Connectors

Crystals

Crystals and Oscillators

Current Regulation and Management

Data Converter ICs

DC-DC Switching Controllers

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Digital Signal Processors (DSPs)

Discrete Semiconductors

Electromechanical

Embedded Processors and Controllers

EMI & RFI Components

Field Programmable Gate Arrays (FPGAs)

FIFO

Film Capacitors

Filters

Flash

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Interface ICs

LDO Voltage Regulators

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Linear ICs

Logic ICs

Memory

Mica Capacitors

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Microprocessors

Motor Drivers

Niobium Capacitors

Optoelectronics

Oscillators

Passive Components

Polymer Capacitors

Power Distribution Switches, Load Drivers

Power Factor Correction (PFC)

Power Management ICs

Power Over Ethernet - POE

Programming Logic Devices (PLDs)

RAM

Real Time Clocks (RTCs)

Resistors

Resonators

RF Semiconductors and Devices

ROM

Sensors

Specialty Power Management ICs

Supercapacitors

System on Chips (SoCs)

Tantalum Capacitors

Timers and Oscillators

Transformers

Trimmer & Variable Capacitors

Voltage References

Voltage Regulators - Linear

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Voltage to Frequency & Frequency to Voltage

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Battery Management

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Mount

2

Surface Mount

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Through Hole

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Case/Package

10

1210

1210

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MSOP

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SMD/SMT

SMD/SMT

SOP

SOP

SOT-23

SOT-23

SOT-89

SOT-89

Number of Pins

7

2

2

4

4

5

5

6

6

8

8

18

18

24

24

Load Capacitance

4

6pF

6pF

7pF

7pF

12.5pF

12.5pF

18pF

18pF

Max Supply Voltage

2

5.5V

5.5V

10V

10V

Tolerance

2

0.002%

0.002%

0.005%

0.005%

Max Frequency

2

20MHz

20MHz

32.768kHz

32.768kHz

Min Supply Voltage

3

700mV

700mV

950mV

950mV

4.5V

4.5V

Number of Outputs

1

1

1

Capacitance

2

11mF

11mF

80mF

80mF

ESR (Equivalent Series Resistance)

1

160O

160O

Frequency Stability

1

±500ppb

±500ppb

Height - Seated (Max)

2

889µm

889µm

1.8542mm

1.8542mm

Interface

1

Parallel

Parallel

Threshold Voltage

4

2.1V

2.1V

2.8V

2.8V

3V

3V

4.5V

4.5V

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Cap 0.011F 3.3V 1210 Flat

Cap 0.011F 3.3V 1210 Flat

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Cap 0.011F 3.3V 1210 Flat

Cap 0.011F 3.3V 1210 Flat

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Temperature Compensated Crystal Oscillator (TCXO)

TG2016SMN 26.000000MHZ ECGNNM SEIKO

Temperature Compensated Crystal Oscillator (TCXO)

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Temperature Compensated Crystal Oscillator (TCXO)

TG2016SMN 26.000000MHZ ECGNNM SEIKO

Temperature Compensated Crystal Oscillator (TCXO)

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Crystal 32.7680KHZ 9PF SMD

SC12S-9PF20PPM SEIKO

Crystal 32.7680KHZ 9PF SMD

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Crystal 32.7680KHZ 9PF SMD

SC12S-9PF20PPM SEIKO

Crystal 32.7680KHZ 9PF SMD

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Lithium Battery Coin 3V 3mAh Rechargeable

MS621T FL11E SEIKO

Lithium Battery Coin 3V 3mAh Rechargeable

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Lithium Battery Coin 3V 3mAh Rechargeable

MS621T FL11E SEIKO

Lithium Battery Coin 3V 3mAh Rechargeable

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Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R

SC32S-9PF20PPM SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R

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Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R

SC32S-9PF20PPM SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R

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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

SC32S-7PF20PPM SEIKO

Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

SC32S-7PF20PPM SEIKO

Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

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Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C

XH414HG-IV01E SEIKO

Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C

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Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C

XH414HG-IV01E SEIKO

Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C

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Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P

X1E000401000400 SEIKO

Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P

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Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P

X1E000401000400 SEIKO

Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P

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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R

SSPT7F-12.5PF20-R SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R

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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R

SSPT7F-12.5PF20-R SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R

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Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR

TG2016SMN 19.200000MHZ MCGNNM SEIKO

Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR

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Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR

TG2016SMN 19.200000MHZ MCGNNM SEIKO

Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR

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TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616

TG2520SMN 38.400000MHZ ECGNNM SEIKO

TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616

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TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616

TG2520SMN 38.400000MHZ ECGNNM SEIKO

TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616

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MS Lithium Rechargeable Battery MS-T series 3V Type

MS621T-FL11E SEIKO

MS Lithium Rechargeable Battery MS-T series 3V Type

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MS Lithium Rechargeable Battery MS-T series 3V Type

MS621T-FL11E SEIKO

MS Lithium Rechargeable Battery MS-T series 3V Type

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Battery Protection Li-Ion Pack 4.35V 8-Pin MSOP T/R

S-8244AAFFN-CEFT2G SEIKO

Battery Protection Li-Ion Pack 4.35V 8-Pin MSOP T/R

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Battery Protection Li-Ion Pack 4.35V 8-Pin MSOP T/R

S-8244AAFFN-CEFT2G SEIKO

Battery Protection Li-Ion Pack 4.35V 8-Pin MSOP T/R

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4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ

RTC-62421A SEIKO

4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ

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4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ

RTC-62421A SEIKO

4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ

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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R

SC32S-12.5PF20PPM SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R

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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R

SC32S-12.5PF20PPM SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R

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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

SC20S-7PF20PPM SEIKO

Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

SC20S-7PF20PPM SEIKO

Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom

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EEPROM Serial (2-Wire) 2K-bit 256 X 8 8-Pin TSSOP T/R

S-24C02DI-T8T1U5 SEIKO

EEPROM Serial (2-Wire) 2K-bit 256 X 8 8-Pin TSSOP T/R

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EEPROM Serial (2-Wire) 2K-bit 256 X 8 8-Pin TSSOP T/R

S-24C02DI-T8T1U5 SEIKO

EEPROM Serial (2-Wire) 2K-bit 256 X 8 8-Pin TSSOP T/R

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Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

S-80930CNMC-G80T2G SEIKO

Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

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Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

S-80930CNMC-G80T2G SEIKO

Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

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Real Time Clock Module 10-SMD No Lead

Real Time Clock Module 10-SMD No Lead

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Real Time Clock Module 10-SMD No Lead

Real Time Clock Module 10-SMD No Lead

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Volt Supervisor Detect 0.8V to 6V 5-Pin SOT-23 T/R

S-80845CNMC-B86T2G SEIKO

Volt Supervisor Detect 0.8V to 6V 5-Pin SOT-23 T/R

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Volt Supervisor Detect 0.8V to 6V 5-Pin SOT-23 T/R

S-80845CNMC-B86T2G SEIKO

Volt Supervisor Detect 0.8V to 6V 5-Pin SOT-23 T/R

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X1G005441002216 SEIKO

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X1G005441002216 SEIKO

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Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R

SSPT7F-7PF20-R SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R

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Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R

SSPT7F-7PF20-R SEIKO

Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R

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Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

S-80928CNMC-G8YT2G SEIKO

Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

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Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

S-80928CNMC-G8YT2G SEIKO

Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R

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CMOS Switching Regulators 4.35V 1-4 Cell Ser

S-8244AAFFN-CEF-T2 SEIKO

CMOS Switching Regulators 4.35V 1-4 Cell Ser

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CMOS Switching Regulators 4.35V 1-4 Cell Ser

S-8244AAFFN-CEF-T2 SEIKO

CMOS Switching Regulators 4.35V 1-4 Cell Ser

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