Endura™ Ruggedized Timing Solutions

SiTime Endura™ Ruggedized Timing Solutions for aerospace and defense are MEMS-based timing devices for mission-critical operations under shock, vibration, extreme temperature, and other harsh environmental conditions. These devices operate in a factory-programmable frequency range from 32.768kHz to 900MHz, as low as 0.004ppb/g typical acceleration sensitivity and a high reliability (>2.2 billion hours MTBF). The Endura™ supports multiple product families, including OCXOs, MHz Super-TCXOs, low-noise Super-TCXOs, differential oscillators, and kHz oscillators. These devices offer unchanged performance under random vibration, >100,000g shock survivability, semiconductor manufacturing quality, and 6-sigma processes. Typical applications include GNSS receivers, tactical communications, MOSA open architectures, UAVs and drones, LEO SatCom, vehicle communications, and pulse-per-second timekeeping.  

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Qty. RoHS ECAD Model Product Type
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SiTime Standard Clock Oscillators 30.72MHz, 3.3V, 25ppm, 2016, -55 to 125C, 25 pc/reel
Datasheet
50In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 25

Standard Oscillators 30.72 MHz 25 PPM 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944 Reel, Cut Tape, MouseReel
SiTime Standard Clock Oscillators
Datasheet
8In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 25 MHz 25 PPM 15 pF 2.25 V 2.75 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) SiT8944B
SiTime Standard Clock Oscillators
Datasheet
2In Stock
Min.: 1
Mult.: 1

Standard Oscillators 3.2 mm x 2.5 mm 40 MHz 50 PPM 15 pF 2.25 V 2.75 V LVCMOS, LVTTL SMD/SMT - 40 C + 85 C 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.75 mm (0.03 in) SiT8944 Bulk

SiTime Standard Clock Oscillators MEMS Super-TCXO, -40 C to 125 C, 2.5 x 2.0 mm, 20 ppm, 1.8V, 40.000000 MHz, n/a, Output Enable, Bulk
Datasheet
85In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 40 MHz 20 PPM 15 pF 1.62 V 1.98 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B Bulk

SiTime Standard Clock Oscillators Endura Series Oscillator
Datasheet
111In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 100 MHz 20 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 105 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B Bulk
SiTime Standard Clock Oscillators 12MHz, 3.3V, 25ppm, -55 to 125C. Bulk
Datasheet
1In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2 mm x 1.6 mm 12 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators 2016, 25ppm, 1.8V, 100MHz, -40 to 105C, Bulk
Datasheet
5In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2 mm x 1.6 mm 100 MHz 25 PPM 15 pF 1.62 V 1.98 V LVCMOS, LVTTL SMD/SMT - 40 C + 105 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators 48MHz, 3.3V, 50ppm, -40 to 125C, Bulk
Datasheet
10In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2820 (7050 metric 48 MHz 50 PPM 15 pF 2.25 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 7 mm (0.276 in) 5 mm (0.197 in) 0.9 mm (0.035 in) SiT8944B Bulk
SiTime Standard Clock Oscillators 50MHz, 2.25V - 3.63V, 25ppm, -55 to 125C, Bulk
Datasheet
1In Stock
Min.: 1
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 50 MHz 25 PPM 15 pF 2.25 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators 3225, 25ppm, 3.3V, 20MHz, Bulk
Datasheet
8In Stock
Min.: 1
Mult.: 1

Standard Oscillators 3.2 mm x 2.5 mm 20 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators 25MHz, 3.3V, 50ppm, -40 to 125C, 250/reel 8mm AEC-Q200
Datasheet
500In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Standard Oscillators 3.2 mm x 2.5 mm 25 MHz 50 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.75 mm (0.03 in) SiT8944B Reel, Cut Tape, MouseReel
SiTime Standard Clock Oscillators 100MHz, 1.8V, 20ppm, 2016, -40 to 105C, Bulk
Datasheet
1Expected 24/11/2026
Min.: 1
Mult.: 1
2016 100 MHz 20 PPM 1.71 V 1.89 V SMD/SMT - 40 C + 105 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SIT9356 Bulk
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1
Standard Oscillators 2 mm x 1.6 mm 30.72 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B
SiTime Standard Clock Oscillators 30.72MHz, 25ppm, 3.3V, -55 to 125C, Endura Series Oscillator
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 250
Mult.: 250
: 250

Standard Oscillators 2 mm x 1.6 mm 30.72 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL - 55 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B Reel
SiTime Standard Clock Oscillators 2520, 20ppm, 3.3V, 1MHz, OE, Bulk
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 1 MHz 20 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 85 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000
Standard Oscillators 2 mm x 1.6 mm 30.72 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B Reel
SiTime Standard Clock Oscillators -40 to 85C, 2520, 50ppm, 3.3V, 40MHz, OE, Default, 3k pcs T&R 8 mm
Datasheet
Non-Stocked
Min.: 3,000
Mult.: 1

Standard Oscillators 2.5 mm x 2 mm 40 MHz 50 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 85 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B
SiTime Standard Clock Oscillators Single Ended MEMS Oscillator, -40 C to 85 C, 2.0 x 1.6 mm, 20 ppm, 1.8V, 24.000000 MHz, n/a, Output Enable, Bulk
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

Standard Oscillators 2 mm x 1.6 mm 24 MHz 200 PPM 15 pF 1.62 V 1.98 V LVCMOS, LVTTL SMD/SMT - 40 C + 85 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B Bulk
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

Standard Oscillators 3.2 mm x 2.5 mm 90 MHz 25 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked
Min.: 250
Mult.: 250
Standard Oscillators 2.5 mm x 2 mm 37 MHz 50 PPM 15 pF 1.62 V 1.98 V LVCMOS, LVTTL SMD/SMT - 55 C + 125 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) AEC-Q100 SiT8944B
SiTime Standard Clock Oscillators Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

Standard Oscillators 65.53 MHz 25 PPM 2.97 V 3.63 V LVCMOS SMD/SMT - 40 C + 105 C 2.5 mm (0.098 in) 2 mm (0.079 in) SiT8944B
SiTime Standard Clock Oscillators 100MHz, 2.5V, 30ppm, 3225, -40 to 125C, 1K Reel 8mm
Datasheet
Non-Stocked
Min.: 1,000
Mult.: 1,000
: 1,000

Standard Oscillators 3.2 mm x 2.5 mm 100 MHz 30 PPM 15 pF 2.25 V 2.75 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.75 mm (0.03 in) SiT8944B Reel

SiTime Standard Clock Oscillators 25MHz, 2.5V, 50ppm, 2016, -40 to 125C
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

Standard Oscillators 2 mm x 1.6 mm 25 MHz 50 PPM 15 pF 2.25 V 2.75 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 2 mm (0.079 in) 1.6 mm (0.063 in) 0.75 mm (0.03 in) SiT8944B Bulk
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked
Min.: 250
Mult.: 250
: 250

Standard Oscillators 2.5 mm x 2 mm 40 MHz 20 PPM 15 pF 1.62 V 1.98 V LVCMOS, LVTTL SMD/SMT - 40 C + 125 C 2.5 mm (0.098 in) 2 mm (0.079 in) 0.75 mm (0.03 in) SiT8944B Reel
SiTime Standard Clock Oscillators
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

Standard Oscillators 7 mm x 5 mm 4 MHz 50 PPM 15 pF 2.97 V 3.63 V LVCMOS, LVTTL SMD/SMT - 40 C + 85 C 7 mm (0.276 in) 5 mm (0.197 in) 0.75 mm (0.03 in) SiT8944B Bulk