SEIKO

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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.

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Passive Components
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Clock and Timing
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Embedded Processors and Controllers
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Crystals and Oscillators
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Real Time Clocks (RTCs)
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Timers and Oscillators
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Microcontrollers
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Battery Management
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Voltage Regulators - Linear
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Voltage Supervisors
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Crystals
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Oscillators
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ROM
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Supercapacitors
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LDO Voltage Regulators
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20
Battery Management
Capacitors
Clock and Timing
Crystals
Crystals and Oscillators
Embedded Processors and Controllers
Integrated Circuits (ICs)
LDO Voltage Regulators

Mount

2

Case/Package

10

Number of Pins

7

Load Capacitance

4

Max Supply Voltage

2

Tolerance

2

Max Frequency

2

Min Supply Voltage

3

Number of Outputs

1

Capacitance

2

ESR (Equivalent Series Resistance)

1

Height - Seated (Max)

2

Interface

1

Threshold Voltage

4
1 - 24 of 37 results
Temperature Compensated Crystal Oscillator (TCXO)
TG2016SMN 26.000000MHZ ECGNNMSEIKO
Temperature Compensated Crystal Oscillator (TCXO)
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Temperature Compensated Crystal Oscillator (TCXO)
TG2016SMN 26.000000MHZ ECGNNMSEIKO
Temperature Compensated Crystal Oscillator (TCXO)
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Crystal 32.7680KHZ 9PF SMD
SC12S-9PF20PPMSEIKO
Crystal 32.7680KHZ 9PF SMD
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Crystal 32.7680KHZ 9PF SMD
SC12S-9PF20PPMSEIKO
Crystal 32.7680KHZ 9PF SMD
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Cap 0.011F 3.3V 1210 Flat
CPH3225ASEIKO
Cap 0.011F 3.3V 1210 Flat
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Cap 0.011F 3.3V 1210 Flat
CPH3225ASEIKO
Cap 0.011F 3.3V 1210 Flat
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Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P
X1E000401000400SEIKO
Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P
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Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P
X1E000401000400SEIKO
Quartz Crystal Unit 38.4MHz 8pF ±10ppm 100Ω 2016_4P
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Lithium Battery Coin 3V 3mAh Rechargeable
MS621T FL11ESEIKO
Lithium Battery Coin 3V 3mAh Rechargeable
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Lithium Battery Coin 3V 3mAh Rechargeable
MS621T FL11ESEIKO
Lithium Battery Coin 3V 3mAh Rechargeable
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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
SC32S-7PF20PPMSEIKO
Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
SC32S-7PF20PPMSEIKO
Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
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Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R
SC32S-9PF20PPMSEIKO
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-9PF20PPMSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 9pF FUND 70000Ohm 2-Pin SMD T/R
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Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C
XH414HG-IV01ESEIKO
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-IV01ESEIKO
Cap Supercap 80000uF 3.3V (4.8 X 4.8 X 1.85mm) SMD Stacked Coin 60C
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TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616
TG2520SMN 38.400000MHZ ECGNNMSEIKO
TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616
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TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616
TG2520SMN 38.400000MHZ ECGNNMSEIKO
TG2520SMN 38.400000MHZ Ecgnnm X1G005421020616
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Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR
TG2016SMN 19.200000MHZ MCGNNMSEIKO
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 MCGNNMSEIKO
Crystal Oscillator Tcxo 2.8V~3.3V +/-0.5PPM -40~85C Non O/E250TR
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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R
SSPT7F-12.5PF20-RSEIKO
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-RSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 65000Ohm Automotive 4-Pin SMD T/R
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MS Lithium Rechargeable Battery MS-T series 3V Type
MS621T-FL11ESEIKO
MS Lithium Rechargeable Battery MS-T series 3V Type
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MS Lithium Rechargeable Battery MS-T series 3V Type
MS621T-FL11ESEIKO
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-CEFT2GSEIKO
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-CEFT2GSEIKO
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-62421ASEIKO
4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ
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4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ
RTC-62421ASEIKO
4-BIT Real Time Clock Module, Demulitplexer, DIP16<AZ
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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
SC20S-7PF20PPMSEIKO
Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
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Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
SC20S-7PF20PPMSEIKO
Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom
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Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R
SC32S-12.5PF20PPMSEIKO
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-12.5PF20PPMSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 70000Ohm 2-Pin SMD T/R
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CMOS Switching Regulators 4.35V 1-4 Cell Ser
S-8244AAFFN-CEF-T2SEIKO
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-T2SEIKO
CMOS Switching Regulators 4.35V 1-4 Cell Ser
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EEPROM Serial (2-Wire) 2K-bit 256 X 8 8-Pin TSSOP T/R
S-24C02DI-T8T1U5SEIKO
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-T8T1U5SEIKO
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-G80T2GSEIKO
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-G80T2GSEIKO
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
RX8111CESEIKO
Real Time Clock Module 10-SMD No Lead
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Real Time Clock Module 10-SMD No Lead
RX8111CESEIKO
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-B86T2GSEIKO
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-B86T2GSEIKO
Volt Supervisor Detect 0.8V to 6V 5-Pin SOT-23 T/R
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Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R
SSPT7F-7PF20-RSEIKO
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-RSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 7pF 65000Ohm Automotive 4-Pin SMD T/R
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Crystal 0.032768MHz ±20ppm (Tol) 6pF 50000Ohm 2-Pin Thru-Hole Box
VT200F-6PF20PPMSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 6pF 50000Ohm 2-Pin Thru-Hole Box
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Crystal 0.032768MHz ±20ppm (Tol) 6pF 50000Ohm 2-Pin Thru-Hole Box
VT200F-6PF20PPMSEIKO
Crystal 0.032768MHz ±20ppm (Tol) 6pF 50000Ohm 2-Pin Thru-Hole Box
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Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R
S-80928CNMC-G8YT2GSEIKO
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-G8YT2GSEIKO
Volt Supervisor Detect W/Delay Circuit 1.3V to 6V 5-Pin SOT-23 T/R
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